Best SUNLU 3d Printing Filaments: 15 Models Compared
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Choosing the right SUNLU 3d printing filament depends on your printer setup and project requirements. The brand offers 1.75mm materials ranging from standard PLA, PLA+, and ABS to PETG, flexible 95A TPU, and carbon fiber nylon. Options include individual 1kg spools, multi-packs up to 10kg, spoolless refills, and specialty formulations like silk, matte, and wood-filled composites.
SUNLU 1.75mm Black PLA Filament 1kg leads the lineup for everyday standard FDM 3D printing projects with its reliable +/- 0.02mm dimensional accuracy and baseline 50 to 100mm/s speed range. This guide compares 15 models based strictly on specifications published on the product listings.
Quick picks
Our 15 picks
SUNLU 1.75mm Black PLA Filament 1kg
Best for: everyday standard FDM 3D printing projects
- Material Type
- PLA
- Filament Diameter
- 1.75mm
- Net Weight
- 1KG
- Max Print Speed
- 100mm/s
- Dimensional Accuracy
- +/- 0.02mm
- Color
- Black
This standard 1kg spool of SUNLU 1.75mm PLA filament is designed for everyday FDM 3D printing. It features a dimensional accuracy of +/- 0.02mm, a recommended nozzle temperature range of 200 to 230°C, and a bed temperature range of 50 to 65°C. With a standard 8.00-inch spool diameter and 2.20-inch hub hole, it mounts easily to most setups. You will find it suited for general prototyping.
Pros
- Tight dimensional accuracy specification of +/- 0.02mm
- Standard spool sizing with an 8.00-inch diameter and 2.20-inch hub hole
- Defined printing speed window between 50 and 100mm/s
- Neat spool winding engineered to reduce tangles
Cons
- Recommended print speed tops out at 100mm/s
- Standard PLA lacks the higher thermal resistance of technical filaments like ABS or nylon
Good fit if
- You need a standard 1.75mm PLA filament with +/- 0.02mm tolerance for general FDM printing.
- You print within a moderate speed range of 50 to 100mm/s.
- You use a spool holder that accommodates an 8.00-inch outer diameter and 2.50-inch spool width.
Skip if
- You plan to print at high speeds exceeding 100mm/s.
- You require advanced mechanical or thermal properties from reinforced materials like carbon fiber.
Verdict: SUNLU 1.75mm Black PLA Filament (1kg) provides reliable baseline specifications, including +/- 0.02mm dimensional accuracy and a moderate 50 to 100mm/s operating speed range. It serves as a practical, general-purpose choice for everyday standard FDM 3D printing.
SUNLU PLA+ 2.0 1.75mm Filament 2kg
Best for: high-speed functional printing in standard colors
- Material Type
- PLA+
- Filament Diameter
- 1.75mm
- Net Weight
- 2KG
- Max Print Speed
- 300mm/s
- Dimensional Accuracy
- +/- 0.02mm
- Weight
- 4.41 pounds
This bundle provides two 1kg spools of 1.75mm PLA+ 2.0 filament in black and white. It supports print speeds up to 300mm/s and maintains a ±0.02mm dimensional tolerance. Recommended print temperatures sit between 205°C and 220°C, alongside bed heat from 50°C to 60°C. If you operate fast-moving FDM 3D printers and need crack-resistant material for mechanical parts or prototypes, this dual-spool pack supplies standard baseline colors ready for high-speed operation.
Pros
- Supports print speeds up to 300mm/s
- Dimensional accuracy held to +/- 0.02mm
- Neatly wound spool design to prevent tangling
- Airtight vacuum packaging protects both 1kg spools
Cons
- Requires heated print bed between 50°C and 60°C
- Bundle restricted to fixed black and white color set
Good fit if
- You run high-speed print jobs between 100mm/s and 300mm/s.
- You need crack-resistant filament for functional parts and prototypes.
- You want standard black and white colors in a single 2kg package.
Skip if
- You need specialty finishes or vibrant colors beyond black and white.
- You print exclusively on unheated print beds.
Verdict: SUNLU PLA+ 2.0 Filament 2-Pack (2kg) delivers high-speed extrusion up to 300mm/s with tight +/- 0.02mm dimensional accuracy. It provides a reliable two-color foundation for durable, everyday FDM 3D printing.
SUNLU PLA Plus Filament 1.75mm 1kg White
Best for: white PLA Plus parts on standard FDM printers
- Material Type
- PLA Plus
- Filament Diameter
- 1.75mm
- Net Weight
- 1KG
- Dimensional Accuracy
- +/- 0.02mm
- Color
- White
- Dimensions
- 2.76 × 7.87 × 7.87 inches
This 1kg spool of SUNLU PLA Plus filament provides standard 1.75mm white material with a tight +/- 0.02mm dimensional accuracy. It operates at nozzle temperatures between 210°C and 235°C and bed temperatures from 55°C to 65°C. You get a spool dimension of 8 inches across with a 2.20-inch hub hole diameter. It suits you if you need clean white prints on standard FDM setups.
Pros
- +/- 0.02mm dimensional accuracy
- Standard 1.75mm diameter fits common FDM printers
- Spool hub hole diameter measures 2.20 inches
- Neatly wound spool reduces tangles and knots
Cons
- Requires higher nozzle temperatures (210°C–235°C) than standard PLA
- Bed heating (55°C–65°C) recommended rather than unheated printing
Good fit if
- You need white 1.75mm PLA Plus with tight +/- 0.02mm diameter tolerance.
- You have an FDM printer compatible with an 8-inch spool and 2.20-inch hub.
- You can heat your hotend to at least 210°C and bed to 55°C.
Skip if
- You print without a heated bed surface.
- You use a 2.85mm filament 3D printer.
Verdict: SUNLU PLA Plus Filament, White, 1kg provides dependable 1.75mm white material with tight +/- 0.02mm dimensional tolerance. It gives you a standard 1kg spool built for hotends reaching up to 235°C.
SUNLU 1kg Transparent PETG Filament 1.75mm
Best for: durable, weather-resistant functional prints
- Material Type
- PETG
- Filament Diameter
- 1.75mm
- Net Weight
- 1kg
- Max Print Speed
- 200mm/s
- Dimensional Accuracy
- +/-0.02 mm
- Finish
- Transparent
This 1kg spool of SUNLU transparent PETG filament gives you a durable material option for functional parts. It features standard 1.75mm sizing with a +/-0.02mm diameter tolerance. You run it at nozzle temperatures between 240°C and 260°C on a 60°C to 70°C heated bed. With print speeds rated from 50 to 200mm/s, it suits makers needing weather-resistant, impact-tolerant prints.
Pros
- Diameter accuracy specified within +/-0.02 mm
- Supported printing speeds from 50 mm/s to 200 mm/s
- Weather-resistant profile suited for indoor and outdoor applications
- Engineered to minimize stringing and nozzle clogging
Cons
- Requires high nozzle temperatures between 240°C and 260°C
- Requires a heated print bed set to 60°C to 70°C
Good fit if
- You need durable, weather-resistant prints for outdoor or functional use.
- You have hardware that reaches 240°C to 260°C nozzle temperatures.
- You want a transparent finish with tight +/-0.02 mm dimensional tolerance.
Skip if
- You print on a machine without a heated bed.
- You require an opaque solid color rather than a transparent finish.
Verdict: SUNLU 1kg Transparent PETG Filament delivers tough, weather-resistant prints with tight +/-0.02 mm tolerance across speeds up to 200 mm/s. It serves as a dependable option whenever your printer can meet its 240°C to 260°C thermal requirements.
SUNLU 1KG Wood Fiber PLA Filament
Best for: wood-textured decorative FDM prints
- Material Type
- Wood PLA
- Filament Diameter
- 1.75mm
- Net Weight
- 1KG
- Dimensional Accuracy
- +/- 0.02mm
- Features
- Wood Filled
- Weight
- 2.2 pounds
SUNLU 1KG Wood Fiber PLA Filament combines standard PLA with 20% real wood fiber to give your prints an authentic wooden texture. It features a standard 1.75mm diameter with a dimensional accuracy of +/- 0.02mm. For best results, you need an extruder temperature between 200°C and 220°C and a bed temperature between 50°C and 65°C. This spool suits you if you want wood-like decorative models on standard FDM hardware.
Pros
- Contains 20% real wood fiber instead of wood flour
- Tight dimensional accuracy rating of +/- 0.02mm
- Standard printing range of 200-220°C nozzle and 50-65°C bed
- Spool dimensions fit 2.20-inch hub holders
Cons
- Available only in 1.75mm diameter
- Requires a heated print bed between 50°C and 65°C
Good fit if
- You want models with real wood fiber texture and scent.
- You operate an FDM printer setup for 1.75mm filament.
- You need tight diameter consistency within +/- 0.02mm.
Skip if
- You need filament for 2.85mm extrusion systems.
- You require high-strength engineering plastics instead of decorative PLA.
Verdict: SUNLU 1KG Wood Fiber PLA Filament provides a 20% wood fiber composite with +/- 0.02mm dimensional accuracy for standard 1.75mm setups. It delivers reliable wood-like aesthetics within standard PLA printing temperatures.
SUNLU Matte Green PLA Filament, 1kg
Best for: low-glare green prints with hidden layer lines
- Material Type
- PLA
- Filament Diameter
- 1.75mm
- Net Weight
- 1KG
- Max Print Speed
- 100mm/s
- Dimensional Accuracy
- +/- 0.02mm
- Surface Finish
- Matte
SUNLU Matte Green PLA Filament gives you a non-glossy, frosted surface finish designed to reduce visible layer lines. It features a standard 1.75mm diameter with +/- 0.02mm dimensional tolerance on a 1kg spool. It prints at nozzle temperatures between 200°C and 230°C and speeds of 50 to 100mm/s. This filament suits you if you want muted green prints without post-processing sheen.
Pros
- Frosted matte finish conceals visible print layer lines
- Dimensional accuracy held to +/- 0.02mm
- Standard print temperature profile of 200°C to 230°C
- Vacuum-sealed packaging prevents moisture intake
Cons
- Recommended print speed tops out at 100mm/s
- Spool hub hole diameter of 2.20 inches may require an adapter on some holders
Good fit if
- You want a low-gloss, matte green surface finish on your prints.
- You run standard PLA temperatures between 200°C and 230°C.
- You need tight dimensional control within +/- 0.02mm.
Skip if
- You require high-speed printing well above 100mm/s.
- You prefer glossy or shiny surfaces on finished parts.
Verdict: SUNLU Matte Green PLA Filament, 1kg provides clean, low-reflection surfaces with tight +/- 0.02mm diameter control. It is an ideal pick for decorative prints running at moderate print speeds.
SUNLU High Speed PETG Filament 1.75mm 1kg
Best for: rapid printing of durable matte PETG parts
- Material Type
- PETG
- Filament Diameter
- 1.75mm
- Net Weight
- 1kg
- Max Print Speed
- 600mm/s
- Surface Finish
- Matte
- Features
- High Speed
SUNLU High Speed PETG provides high-flow printing rated from 30 mm/s up to 600 mm/s. It requires extruder temperatures between 230°C and 270°C paired with a heated bed at 70°C to 80°C. The material delivers durable impact resistance alongside a matte surface finish instead of a traditional gloss. It suits you if you run high-speed printers and need tough, functional parts without high surface reflection.
Pros
- Supports print speeds up to 600 mm/s
- Provides high impact strength and toughness
- Produces a soft matte finish with low sheen
- Includes specific temperature brackets across print speeds
Cons
- Requires hotend temperatures up to 270°C for highest speeds
- Needs a heated bed operating between 70°C and 80°C
Good fit if
- You run a high-speed printer reaching speeds between 300 mm/s and 600 mm/s.
- You need impact-resistant PETG components with a matte surface appearance.
- You have a setup capable of sustaining nozzle temperatures up to 270°C.
Skip if
- You use a 3D printer without a heated bed that can maintain 70°C to 80°C.
- You prefer a shiny, glossy appearance on finished PETG prints.
Verdict: SUNLU High Speed PETG Filament (1kg) is engineered for fast extrusions up to 600 mm/s when matched with elevated hotend temperatures. It produces resilient, impact-resistant parts featuring an even matte finish.
SUNLU Silk PLA Filament 1.75mm (1kg)
Best for: glossy visual prints needing tight dimensional accuracy
- Material Type
- PLA
- Filament Diameter
- 1.75mm
- Net Weight
- 1KG
- Dimensional Accuracy
- +/- 0.02mm
- Surface Finish
- Silk
- Weight
- 2.2 pounds
This 1kg spool of SUNLU Silk PLA filament gives you a glossy, smooth surface finish straight from the print bed. It maintains a tight +/- 0.02mm dimensional accuracy across its 330-meter length and extrudes at nozzle temperatures between 205°C and 215°C. With a recommended print speed of 30 to 60mm/s, it suits you if you produce decorative art, display models, or craft pieces that need a shiny aesthetic without post-processing.
Pros
- Tight +/- 0.02mm dimensional tolerance ensures consistent feeding
- Glossy silk finish eliminates the need for surface polishing
- Vacuum-sealed packaging includes a desiccant pack to prevent moisture
- Standard 55.88mm hub hole fits most FDM spool holders
Cons
- Print speed capped at a recommended 30 to 60mm/s
- Requires a heated print bed set between 60°C and 80°C
Good fit if
- You want a shiny, smooth aesthetic on prints without manual post-processing.
- You need consistent extrusion supported by a +/- 0.02mm dimensional tolerance.
- You print decorative models, art pieces, or display crafts at standard speeds.
Skip if
- You run high-speed print jobs exceeding 60mm/s.
- You lack a heated print bed capable of reaching 60°C to 80°C.
Verdict: SUNLU Silk PLA Filament 1.75mm (1kg) provides precise +/- 0.02mm tolerance and a high-shine finish for visual display prints. Its lower recommended print speed requires patience, but it avoids the need for surface polishing.
SUNLU 1.75mm PLA+ 4kg Refill Filament
Best for: high-volume printing on reusable spool setups
- Material Type
- PLA Plus
- Filament Diameter
- 1.75mm
- Net Weight
- 4KG
- Weight
- 8.82 pounds
This package provides 4kg of spoolless 1.75mm PLA+ filament designed to reload reusable spools. You run it at nozzle temperatures between 210°C and 235°C with bed temperatures from 55°C to 65°C. It fits Bambu Lab spools, SUNLU 2025 spools, AMS, and AMS Lite systems. This option suits you if you already own compatible reusable master spools and want to cut plastic waste during large print projects.
Pros
- Spoolless refill pack reduces plastic waste
- Works with Bambu Lab spools, SUNLU 2025 spools, AMS, and AMS Lite
- Total weight provides 4kg of material
- Operates at standard 210°C to 235°C nozzle temperatures
Cons
- Does not include rigid spools in the package
- Incompatible with SUNLU second-generation detachable spools
Good fit if
- You already own compatible Bambu Lab or SUNLU 2025 reusable spools.
- You feed multi-color setups like AMS or AMS Lite.
- You need 4kg of filament for high-volume printing without extra empty spools.
Skip if
- You use SUNLU second-generation detachable spools.
- You need ready-to-mount traditional single-use spools straight out of the box.
Verdict: SUNLU 1.75mm PLA+ 4kg Refill Filament provides high-volume material that cuts plastic waste across compatible Bambu Lab and newer SUNLU reusable spool hardware.
SUNLU 1.75mm 95A TPU Filament (1kg)
Best for: flexible parts needing high-speed printing
- Material Type
- TPU
- Filament Diameter
- 1.75mm
- Net Weight
- 1kg
- Max Print Speed
- 120mm/s
- Dimensional Accuracy
- +/- 0.03mm
- Shore Hardness
- 95A
SUNLU 95A Flexible TPU Filament is an elastic thermoplastic polyurethane spool designed for impact-resistant parts. It features a Shore 95A hardness rating, standard 1.75mm diameter with +/- 0.03mm dimensional accuracy, and a rated print speed of 80 to 120mm/s. You print it at 210 to 230°C nozzle temperatures with a 50 to 60°C heated bed. This material suits you if you need wear-resistant, bendable prints like gaskets or protective covers.
Pros
- Shore 95A hardness balances elasticity and wear resistance
- Supports print speeds of 80 to 120mm/s
- Dimensional accuracy specified at +/- 0.03mm
- Moderate bed temperature requirement of 50 to 60°C
Cons
- Requires a heated print bed running between 50 and 60°C
- Shore 95A provides semi-flexible parts rather than ultra-soft elasticity
Good fit if
- You need wear-resistant, oil-resistant functional parts.
- You want a flexible material capable of printing at speeds up to 120mm/s.
- You have a printer compatible with 210 to 230°C extrusion temperatures.
Skip if
- You require fully rigid parts produced from standard PLA or ABS.
- You need very soft, low-durometer rubber prints softer than Shore 95A.
Verdict: SUNLU 95A Flexible TPU Filament 1kg delivers resilient, wear-resistant prints with rated print speeds up to 120mm/s. It is an optimal choice if your projects require semi-flexible components and reliable layer adhesion.
SUNLU 4-Color Silk PLA+ 4kg Bundle
Best for: multi-tone decorative prints without filament swapping
- Material Type
- PLA+
- Filament Diameter
- 1.75mm
- Net Weight
- 4kg
- Max Print Speed
- 60mm/s
- Dimensional Accuracy
- +/- 0.02mm
- Surface Finish
- Silk
This bundle provides four 1kg spools of 1.75mm four-color co-extruded silk PLA+ filament. It produces multi-tone prints that shift color as you rotate the finished object. Operating at nozzle temperatures between 210°C and 230°C with print speeds of 30 to 60 mm/s, it features a +/- 0.02mm dimensional accuracy. It suits you if you want glossy, multi-tone display pieces without needing a multi-material extruder setup.
Pros
- Four distinct silk colors integrated into a single 1.75mm strand
- Tight +/- 0.02mm dimensional accuracy for consistent feeding
- Includes four individually vacuum-sealed 1kg spools
- Neat winding design reduces snagging and feeding jams
Cons
- Recommended print speed tops out at 60 mm/s
- Requires nozzle temperatures up to 230°C, higher than basic PLA
Good fit if
- You want color-shifting glossy prints from a standard single-extruder printer.
- You print decorative models at speeds between 30 and 60 mm/s.
- You need a 4kg bulk supply of multi-color silk material.
Skip if
- You run high-speed print profiles exceeding 60 mm/s.
- You prefer single solid or matte finishes for technical prototypes.
- You only need a single 1kg spool rather than a 4kg multi-pack.
Verdict: SUNLU 4-Color Silk PLA+ Bundle (4kg) delivers striking four-way color shifts and a glossy finish on standard single-nozzle printers. It is a practical bulk option when you want multi-tone decorative prints without manual filament swapping.
SUNLU Rainbow PLA Filament
Best for: small decorative prints needing fast color changes
- Material Type
- PLA
- Filament Diameter
- 1.75mm
- Net Weight
- 2KG
- Max Print Speed
- 60 mm/s
- Dimensional Accuracy
- ±0.02mm
- Surface Finish
- Pearly
SUNLU Rainbow PLA Filament is a 1.75mm multi-color 3D printing filament featuring a color transition every 8 meters. It operates at standard PLA printing parameters with a recommended nozzle temperature between 200°C and 210°C and a bed temperature of 50°C to 60°C. If you produce small decorative items or gift models and want frequent color transitions across a single print without manual spool swaps, this filament suits your build plate.
Pros
- Fast color change frequency of every 8 meters
- Diameter tolerance rated at 1.75mm ±0.02mm
- Standard nozzle temperature requirement of 200°C to 210°C
- Vacuum-sealed with desiccant after 24-hour pre-packaging drying
Cons
- First color at the start of the spool is random
- Recommended print speed is limited to 40-60 mm/s
Good fit if
- You print smaller models and want visible multi-color shifts within short layer runs.
- You run standard FDM setups configured for 200°C to 210°C nozzle temperatures.
Skip if
- You need a specific, predetermined starting color for your prints.
- You run high-speed print profiles above 60 mm/s.
Verdict: SUNLU Rainbow PLA Filament delivers consistent 8-meter gradient color transitions for decorative models without requiring specialized high-temperature hardware. It operates reliably within standard FDM parameters at moderate speeds.
SUNLU PLA+ 2.0 1.75mm Filament 10KG Bundle
Best for: high-speed multi-color volume printing
- Material Type
- PLA+
- Filament Diameter
- 1.75mm
- Net Weight
- 10kg
- Max Print Speed
- 600mm/s
- Dimensional Accuracy
- ±0.02mm
- Weight
- 22 pounds
This bundle delivers 10 individual 1kg spools of SUNLU PLA+ 2.0 filament in 10 distinct colors. Each spool features a standard 1.75mm diameter with a ±0.02mm dimensional tolerance. Rated for print speeds between 50mm/s and 600mm/s, the material provides 12 times the toughness of standard PLA. It suits you if you run high-speed hardware or Bambu Lab setups needing varied colors in high volume.
Pros
- Supports print speeds from 50mm/s up to 600mm/s
- Tight ±0.02mm diameter tolerance on 1.75mm filament
- Removable spool core compatible with Bambu refill systems
- Includes 10 different colors across 10kg of material
- Each spool is individually vacuum-sealed with desiccant
Cons
- Fixed 10-color variety pack with no single-color 10kg option
- Requires dry storage space for 10 separate spools
Good fit if
- You print on high-speed machines up to 600mm/s.
- You want a multi-color variety pack totaling 10kg.
- You use Bambu Lab reusable spool systems.
Skip if
- You need 10kg of one specific color.
- You require materials other than PLA, like PETG or ABS.
Verdict: SUNLU PLA+ 2.0 10kg Filament Bundle delivers high-speed printing capability up to 600mm/s across a 10-color variety pack. It provides detachable cores for Bambu refill systems alongside strict ±0.02mm diameter tolerances.
SUNLU Easy PA 1.75mm Nylon Filament
Best for: heat-resistant and friction-prone functional parts
- Filament Diameter
- 1.75mm
- Net Weight
- 1kg
- Printing Technology
- FDM
- Compatible Material
- Nylon
- Weight
- 2.2 pounds
SUNLU Easy PA is a 1.75mm nylon copolymer filament blending Nylon 6 and Nylon 6.6 on a 1kg spool. You need an extruder reaching 250°C to 270°C and a build platform set between 30°C and 50°C. It offers heat resistance up to 121°C and withstands abrasion for functional parts like living hinges. This spool suits you if you require tough, heat-tolerant engineering prints.
Pros
- Heat resistance rated up to 121°C
- Supported print speeds from 60mm/s to 150mm/s
- Low bed temperature requirement of 30°C to 50°C
- UV-resistant and abrasion-resistant nylon copolymer formula
Cons
- Requires high nozzle temperatures between 250°C and 270°C
- Specified drying process takes 48 hours at 70°C
- Annealing step requires separate heating to 90°C–130°C
Good fit if
- You need durable mechanical components like functional hinges or wear parts.
- You have a 3D printer hotend capable of reaching 270°C.
- You require parts capable of withstanding working temperatures up to 121°C.
Skip if
- You have an extruder limited to sub-250°C printing temperatures.
- You lack drying equipment capable of running at 70°C for 48 hours.
Verdict: SUNLU Easy PA Nylon Filament 1.75mm 1kg delivers heat resistance up to 121°C and friction durability for functional components. It demands a 250°C to 270°C hotend and a rigorous 48-hour drying step.
SUNLU 1.75mm ABS Filament 1kg
Best for: functional parts requiring higher heat resistance
- Material Type
- ABS
- Filament Diameter
- 1.75mm
- Net Weight
- 1kg
- Max Print Speed
- 100mm/s
- Dimensional Accuracy
- +/- 0.02mm
- Weight
- 2.2 pounds
This 1kg spool of SUNLU 1.75mm ABS filament is designed for functional components and items requiring higher heat resistance. It features a +/- 0.02mm dimensional accuracy tolerance and operates at nozzle temperatures between 240°C and 270°C with bed temperatures from 80°C to 120°C. If your setup supports these thermal requirements and standard 50 to 100mm/s print speeds, this material gives you a rigid option for demanding mechanical builds.
Pros
- +/- 0.02mm dimensional accuracy
- High heat resistance suitable for functional parts
- Recommended printing speed of 50-100mm/s
- Spool dimensions fit 2.20-inch hub mounts
Cons
- Requires high bed temperatures between 80°C and 120°C
- Demands high nozzle temperatures of 240°C to 270°C
Good fit if
- You need durable or functional parts requiring higher heat resistance.
- You have a printer that reaches nozzle temperatures between 240°C and 270°C.
- You can maintain print bed temperatures from 80°C up to 120°C.
Skip if
- You run a 3D printer without a heated bed capable of reaching 80°C.
- You use hardware limited to nozzle temperatures below 240°C.
Verdict: SUNLU ABS 1.75mm Filament (1kg) provides high heat resistance and tight dimensional tolerances for printers equipped to handle its elevated temperature requirements.
Specifications side by side
| Spec | SUNLU 1.75mm Black PLA Filament 1kg | SUNLU PLA+ 2.0 1.75mm Filament 2kg | SUNLU PLA Plus Filament 1.75mm 1kg White | SUNLU 1kg Transparent PETG Filament 1.75mm | SUNLU 1KG Wood Fiber PLA Filament | SUNLU Matte Green PLA Filament, 1kg | SUNLU High Speed PETG Filament 1.75mm 1kg | SUNLU Silk PLA Filament 1.75mm (1kg) | SUNLU 1.75mm PLA+ 4kg Refill Filament | SUNLU 1.75mm 95A TPU Filament (1kg) | SUNLU 4-Color Silk PLA+ 4kg Bundle | SUNLU Rainbow PLA Filament | SUNLU PLA+ 2.0 1.75mm Filament 10KG Bundle | SUNLU Easy PA 1.75mm Nylon Filament | SUNLU 1.75mm ABS Filament 1kg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Material Type | PLA | PLA+ | PLA Plus | PETG | Wood PLA | PLA | PETG | PLA | PLA Plus | TPU | PLA+ | PLA | PLA+ | not specified | ABS |
| Filament Diameter | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm | 1.75mm |
| Net Weight | 1KG | 2KG | 1KG | 1kg | 1KG | 1KG | 1kg | 1KG | 4KG | 1kg | 4kg | 2KG | 10kg | 1kg | 1kg |
| Max Print Speed | 100mm/s | 300mm/s | not specified | 200mm/s | not specified | 100mm/s | 600mm/s | not specified | not specified | 120mm/s | 60mm/s | 60 mm/s | 600mm/s | not specified | 100mm/s |
| Dimensional Accuracy | +/- 0.02mm | +/- 0.02mm | +/- 0.02mm | +/-0.02 mm | +/- 0.02mm | +/- 0.02mm | not specified | +/- 0.02mm | not specified | +/- 0.03mm | +/- 0.02mm | ±0.02mm | ±0.02mm | not specified | +/- 0.02mm |
| Surface Finish | not specified | not specified | not specified | not specified | not specified | Matte | Matte | Silk | not specified | not specified | Silk | Pearly | not specified | not specified | not specified |
| Shore Hardness | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | 95A | not specified | not specified | not specified | not specified | not specified |
| Printing Technology | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | FDM | not specified |
| Color Printing | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | Multi-Color | not specified | not specified | not specified | not specified |
| Compatible Material | PLA | PLA | not specified | PETG | PLA | PLA | PETG | PLA | PLA | TPU | PLA | PLA | PLA | Nylon | ABS |
| Features | not specified | not specified | not specified | not specified | Wood Filled | not specified | High Speed | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified |
| Color | Black | 1kg*2 Black+white | White | 1000g-transparent | Real Wood Fiber Pla | Green | 1kg Yellow | 1kg Pla Silk Black | Grey+grey+grey+grey | 1kg Black | 1kg*4 Silk Pla Quadruple Color Bundle | Rainbow More Like Pink | Black+white+grey+red+blue+green+yellow+orange+pink+olive Green | 1000g Easy Pa Natural | 1kg Abs Skin Beige |
| Size | 1KG | 2KG | 1KG | 1KG | 1KG | 1KG | 1KG | 1KG, 203.2mm (8 inches) diameter | Pla+ Refill | 95a Tpu | 4KG | 2KG | 10KG | Easy PA | 1KG |
| Finish | not specified | not specified | not specified | Transparent | not specified | Matte | not specified | Silk | not specified | not specified | Silk | not specified | not specified | not specified | not specified |
| Color Effect | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | Rainbow | not specified | not specified | not specified |
| Dimensions | 8.66 × 8.66 × 3.15 inches | not specified | 2.76 × 7.87 × 7.87 inches | 7.48 × 1.97 × 7.48 inches | not specified | not specified | not specified | not specified | not specified | 7.68 × 2.24 × 7.68 inches | not specified | not specified | not specified | not specified | not specified |
| Weight | 2.21 pounds | 4.41 pounds | 2.2 pounds | 2.2 pounds | 2.2 pounds | 2.2 pounds | 2.2 pounds | 2.2 pounds | 8.82 pounds | 2.2 pounds | 8.82 pounds | 2.2 pounds | 22 pounds | 2.2 pounds | 2.2 pounds |
| Model | 3D Printer Filament PLA Filament 1.75mm | PLA+ Fast Printing Filament 1.75mm | AWJP-PLA+-WT-1KG | SUNLU Strong PETG Filament 1.75mm | Wood PLA Filament 1.75 | FR-PLAYG-GN-1KG | SUNLU High Speed PETG Filament | DCUS-SILK-BK-1KG | not specified | Flexible 95A TPU Filament | SUNLU Silk PLA Plus 3D Printer Filament | PLA Rainbow 03 | not specified | Easy PA Engineering Filament | ABS Filament 1.75mm |
SUNLU 3D Printing Filament Lineup Overview
If you produce visual models or rapid prototypes, standard and high-speed PLA options fit your workflow. SUNLU 1.75mm Black PLA Filament runs at baseline speeds of 50 to 100mm/s, while aesthetic blends add wood fibers, matte textures, or multi-color gradients. You can choose high-speed PLA+ formulations when your setup demands print speeds reaching up to 600mm/s.
For structural or demanding functional parts, you require technical materials with specific thermal profiles. SUNLU High Speed PETG Filament delivers impact resistance at speeds up to 600 mm/s. SUNLU 1.75mm 95A TPU Filament gives you flexible properties up to 120mm/s. For heat resistance up to 209°C, SUNLU PA6-CF Carbon Fiber Nylon Filament suits setups with hardened nozzles and drying equipment.
Where the SUNLU Filament Range Fits
SUNLU fits your setup if you operate a standard 1.75mm FDM printer. The lineup spans single 1kg spools, 2kg pairs, 4kg bundles, and bulk 10kg multi-color packs, including coreless refills for reusable spools. Material capabilities scale from standard PLA running at 50 to 100mm/s up to high-speed PETG and PLA+ 2.0 extruding at 600mm/s, alongside specialized 95A flexible TPU and 209°C heat-resistant PA6-CF nylon.
Gaps exist across the catalog. Every listed product uses a 1.75mm diameter, leaving no options for 2.85mm hardware. You also will not find sub-1kg sample spools for testing colors or trial batches.
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How to Choose SUNLU Filament Specs
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Match Hotend Temperature Limits
Check your hotend maximum temperature rating before selecting a spool. Basic PLA prints at standard temperatures, but higher-durability polymers require elevated thermal ceilings. If you operate an all-metal hotend reaching beyond 240°C, you can handle thermal-resistant materials safely. Printers with PTFE-lined hotends should remain within lower thermal envelopes to avoid breakdown. When you plan prints with the SUNLU 1kg Transparent PETG Filament 1.75mm, ensure your hardware maintains continuous temperatures between 240°C and 260°C without heat creep.
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Verify Extrusion Speed Ratings
Check your 3D printer speed configuration against filament flow capabilities. Standard setups run at moderate speeds, while newer CoreXY systems extrude much faster. If you push standard filaments past their volumetric thresholds, under-extrusion occurs. High-speed filaments maintain layer bonding under rapid flow demands. For high-velocity print jobs, match your machine feed rate to materials engineered for accelerated output. The SUNLU High Speed PETG Filament 1.75mm 1kg supports fast movement profiles up to 600 mm/s when your hotend delivers sufficient melting capacity.
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Inspect Nozzle Hardness Requirements
Check your nozzle metal composition before running reinforced composite filaments. Standard brass nozzles erode quickly when handling abrasive materials, enlarging nozzle diameter and ruining extrusion accuracy. If you intend to run structural composite blends, you must install hardened steel or ruby nozzles. You also need dedicated filament drying hardware and high-temperature capability for nylon bases. Choosing the SUNLU PA6-CF Carbon Fiber Nylon Filament requires these hardened components, an enclosed build chamber, and sustained hotend temperatures to withstand 209°C heat deflection demands.
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Check Spool Format Compatibility
Evaluate your spool mounting hardware before purchasing spool-less refill options. Refill rolls come bound without plastic side flanges to reduce waste, but they require compatible, split reusable master spools to mount properly on your printer. If you operate an external spool holder without a reusable spool shell, unspooled filament will tangle during feeds. When using the SUNLU 1.75mm PLA+ 4kg Refill Filament, you need matching Bambu Lab or newer SUNLU reusable spool cores to hold the filament coils securely throughout the entire print run.
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Assess Extruder Drive for TPU
Check your extruder mechanism when selecting flexible filaments. Flexible polymers require tight filament path constraints to prevent binding or bunching along drive gears. A direct-drive extruder provides the short, constrained path necessary to push flexible filaments smoothly. Bowden setups create excessive friction and slack, which leads to jams. If you demand impact absorption and elasticity, evaluate Shore hardness ratings. The SUNLU 1.75mm 95A TPU Filament (1kg) provides semi-flexible elasticity with rated feed speeds up to 120mm/s when paired with a direct-drive feed system.
Frequently asked questions
What dimensional accuracy does SUNLU filament maintain?
SUNLU filaments across standard lines maintain a dimensional accuracy tolerance of +/- 0.02mm. This includes standard PLA, PLA+ 2.0, Silk PLA, and Transparent PETG. Tight diameter consistency prevents under-extrusion or nozzle clogging during long print jobs, which helps you produce clean exterior walls on any standard 1.75mm FDM printer.
What printing speeds can you expect from SUNLU PLA+ 2.0?
SUNLU PLA+ 2.0 supports print speeds up to 300mm/s on 2kg packs and reaches up to 600mm/s on the 10kg bundle. Standard SUNLU PLA operates at a baseline speed range between 50 and 100mm/s. If your high-speed printer can push filament faster, the PLA+ 2.0 formulation lets you run rapid prints without sacrificing extrusion consistency.
How fast does SUNLU 95A TPU print compared to standard flexible filaments?
SUNLU 95A TPU achieves rated extrusion speeds up to 120mm/s. Traditional flexible filaments often force you to slow down to 20 or 30mm/s to prevent filament jamming or feeding problems inside the extruder. This 1.75mm flexible material produces wear-resistant, semi-flexible components much faster when you pair it with a direct-drive extruder setup.
What hardware do you need to print SUNLU PA6-CF carbon fiber nylon?
Printing SUNLU PA6-CF carbon fiber nylon requires an abrasion-resistant hardened nozzle, high hotend temperatures, and dedicated drying equipment. The filament provides 209°C heat resistance and industrial-grade rigidity for functional components. Because carbon fibers wear down standard brass nozzles quickly, you need a hardened nozzle to maintain reliable extrusion during long prints.
What hotend temperature is required for SUNLU Transparent PETG?
SUNLU Transparent PETG requires a hotend operating temperature between 240°C and 260°C. It supports print speeds up to 200mm/s while maintaining tight +/- 0.02mm dimensional tolerance. You will need a hotend rated for these thermal levels to melt the material properly and produce durable, weather-resistant functional parts without flow issues.
Are SUNLU filament refills compatible with Bambu Lab spools?
Yes, SUNLU refill options like the 4kg PLA+ refill and the 10kg PLA+ 2.0 bundle feature detachable cores compatible with Bambu Lab reusable spool systems. You can mount these spools directly onto Bambu or newer SUNLU reusable spool hardware. This coreless format reduces plastic spool waste during high-volume printing.
How does SUNLU Rainbow PLA achieve its color gradient?
SUNLU Rainbow PLA features color transitions calibrated across 8-meter gradient intervals. This transition length allows you to create multi-tone decorative prints on a standard single-nozzle printer without manual filament swapping. The material operates within standard PLA temperature parameters at moderate printing speeds, making it practical for decorative figurines and display models.