6 Best Alternatives to the TINMORRY PETG-CF Carbon Fiber PETG (2026)

How alternatives compare to Tinmorry

SUNLU Carbon Fiber PETG Filament 1kg

SUNLU Carbon Fiber PETG Filament 1kg offers a matte finish that differs from the original product's marble grey appearance. While the TINMORRY option targets high-speed printing at 300 mm/s, this SUNLU alternative prioritizes durability and aesthetics over raw speed. You get a refined look suitable for outdoor parts that need weather resistance. The material remains a PETG composite with carbon fiber reinforcement, ensuring strong structural integrity. If you value a non-reflective surface and do not need the fastest possible print times, this matte option provides a solid balance of strength and visual appeal for functional projects.

FLASHFORGE Carbon Fiber PETG Filament 1.75mm

FLASHFORGE Carbon Fiber PETG Filament 1.75mm distinguishes itself with a claimed dimensional accuracy of +/- 0.02mm. This precision focus makes it better suited for rigid industrial parts where tight tolerances matter more than maximum print velocity. The filament comes in a blue color, offering a distinct visual choice compared to the original's grey. It maintains the carbon fiber reinforcement for strength but shifts the emphasis toward stability and precision. If your projects require exact dimensions and consistent layer adhesion for mechanical components, this premium option provides the reliability needed for engineering applications that demand stricter quality control than standard functional prints.

SUNLU 1kg Matte Black PETG-CF Filament

SUNLU 1kg Matte Black PETG-CF Filament provides a durable solution with a matte black finish. This option shares the carbon fiber reinforcement of the original but focuses on heat resistance and functional reliability rather than high-speed capabilities. You get a refined aesthetic that hides layer lines better than glossy alternatives. The material is designed for users who prioritize stiffness and long-term durability over multi-color printing or extreme speed. If you need consistent results for mechanical parts and prefer a professional, non-reflective surface, this matte black variant offers a practical and robust choice for everyday functional printing tasks.

SUNLU 4x1kg PETG-CF Black Filament

SUNLU 4x1kg PETG-CF Black Filament is a bulk bundle designed for users who need large quantities of durable material. This four-spool pack ensures you have enough filament for larger projects without frequent reordering. The material maintains the carbon fiber reinforcement for impact resistance and strength, similar to the original product. However, it focuses on practicality and value for high-volume usage rather than individual spool features. If you regularly produce functional parts and want to minimize downtime by stocking up, this bulk option provides a convenient and cost-effective way to maintain a steady supply of durable, matte black PETG-CF filament.

Creality Hyper PETG-CF 1.75mm Filament

Creality Hyper PETG-CF 1.75mm Filament integrates automatic calibration features that simplify the printing process for users within the Creality ecosystem. This option delivers reliable high-speed printing while reducing the need for manual setup adjustments. The material provides strong structural integrity through carbon fiber reinforcement, comparable to the original product. It is ideal for those who want consistent results without extensive tuning. If you value ease of use and automated calibration to ensure quality prints, this filament offers a streamlined experience that balances speed and precision for functional component production.

IEMAI PETG-CF 1.75mm Matte Black

IEMAI PETG-CF 1.75mm Matte Black focuses on structural integrity and a refined matte finish for functional parts. This option prioritizes stiffness and mechanical performance over high-speed production capabilities. The matte black color provides a professional appearance that differs from the original product's marble grey. It is designed for users who need durable components with strong layer adhesion and impact resistance. If your projects require robust mechanical parts and you prefer a non-reflective surface, this matte black variant offers a solid alternative that emphasizes strength and aesthetic quality for engineering and functional applications.

Quick picks

Our 7 picks

1 Best overall

TINMORRY PETG-CF 1.75mm Filament

Best for: high-speed functional prints

Material Type

PETG-CF

Filament Diameter

1.75mm

Net Weight

1 KG

Max Print Speed

300 mm/s

Features

High Speed, Carbon Fiber

Dimensions

8.66 × 8.27 × 2.76 inches

View on Amazon: TINMORRY PETG-CF 1.75mm Filament Affiliate link

This TINMORRY filament combines PETG with 15% short-cut carbon fiber for added strength. It supports high-speed printing up to 300 mm/s, which is faster than many alternatives. You get a 1 KG spool of 1.75mm material in marble grey. The formula reduces nozzle clogging and improves Z-adhesion. It suits users needing durable parts for drones or functional models who want faster print times.

Pros

• Supports high-speed printing up to 300 mm/s
• Contains 15% short-cut carbon fiber for strength
• Reduces nozzle clogging compared to traditional PETG
• Prints with almost no warping on Bambu printers

Cons

• Requires wear-resistant steel nozzles due to carbon fibers
• Only 1 KG net weight per spool
• Needs drying before use for best quality

Good fit if

• You need high-speed printing capabilities
• You require strong parts for functional models
• You want reduced nozzle clogging issues

Skip if

• You only have brass nozzles
• You need more than 1 KG per order
• You prefer standard PETG without carbon fiber

Verdict: TINMORRY PETG-CF 1.75mm 1KG offers superior speed and strength for functional prints. It fits makers who prioritize durability and fast output on compatible hardware.

2 Best budget

SUNLU Carbon Fiber PETG Filament 1kg

Best for: durable outdoor parts with a matte finish

Material Type

PETG-CF

Filament Diameter

1.75mm

Net Weight

1kg

Max Print Speed

150mm/s

Dimensional Accuracy

+/- 0.03mm

Surface Finish

Matte

View on Amazon: SUNLU Carbon Fiber PETG Filament 1kg Affiliate link

This SUNLU filament is a 1.75mm PETG-CF blend reinforced with 10% carbon fiber. It features a matte black finish and maintains a dimensional accuracy of +/- 0.03mm. The material offers a heat distortion temperature up to 130°C and supports print speeds up to 150mm/s. You get a 1kg spool designed for robust durability and high impact resistance. It suits users seeking weather-resistant parts with a sophisticated look.

Pros

• Reinforced with 10% carbon fiber for increased strength
• Heat distortion temperature reaches 130°C
• Dimensional accuracy is +/- 0.03mm
• Matte black surface finish reduces visible layer lines
• High impact resistance prevents cracks or breaks

Cons

• Requires higher nozzle temperatures of 240-250°C
• 1kg spool size is smaller than bulk 4kg options
• Print speed capped at 150mm/s

Good fit if

• You need parts that withstand outdoor weather conditions
• You prefer a matte black aesthetic for functional prints
• You want high impact resistance for durable components

Skip if

• You require faster print speeds above 150mm/s
• You need higher heat resistance than 130°C
• You want to buy in bulk quantities of 4kg or more

Verdict: SUNLU 1kg Matte Black PETG-CF Filament delivers strong, weather-resistant prints with a refined matte look. It is a solid choice for users prioritizing durability and aesthetics over maximum print speed.

3 Also great

FLASHFORGE Carbon Fiber PETG Filament 1.75mm

Best for: rigid industrial parts requiring precision

Material Type

PETG-CF

Filament Diameter

1.75 mm

Net Weight

1 kg

Dimensional Accuracy

±0.02 mm

Features

Carbon Fiber

Color

Blue

View on Amazon: FLASHFORGE Carbon Fiber PETG Filament 1.75mm Affiliate link

This is a 1 kg spool of 1.75 mm PETG-CF filament in blue. It uses carbon fiber reinforcement to boost strength and temperature resistance while keeping PETG’s impact durability. The filament holds a dimensional accuracy of ±0.02 mm. It is vacuum sealed and dried for 24 hours to prevent moisture issues. You get a two-month warranty and 30-day money-back support. It works with most FDM printers.

Pros

• Carbon fiber reinforcement for higher rigidity
• Dimensional accuracy of ±0.02 mm
• Vacuum sealed and dried for 24 hours
• Compatible with 99% of FDM 3D printers

Cons

• Only a two-month warranty period
• Heavier spool at 2.2 pounds
• No mention of a built-in moisture sensor

Good fit if

• You need parts with high rigidity
• You require tight dimensional tolerances
• You want a blue carbon fiber option

Skip if

• You need a warranty longer than two months
• You prefer lighter spools for easier handling
• You require a filament with a moisture sensor

Verdict: FLASHFORGE Carbon Fiber PETG 1.75mm delivers strong, stable prints for users who value precision and carbon fiber reinforcement. It is a solid pick for industrial parts where dimensional accuracy matters.

4 Also great

SUNLU 1kg Matte Black PETG-CF Filament

Best for: Durable functional parts with a matte finish

Material Type

PETG-CF

Filament Diameter

1.75mm

Net Weight

1KG

Max Print Speed

150mm/s

Dimensional Accuracy

+/- 0.03mm

Surface Finish

Matte

View on Amazon: SUNLU 1kg Matte Black PETG-CF Filament Affiliate link

This SUNLU PETG-CF filament contains 10% carbon fiber to boost strength and rigidity. It features a matte black finish and maintains an impact strength of 19kJ/㎡. The material resists heat up to 70°C and offers dimensional accuracy of +/- 0.03mm. You get 1kg of 1.75mm filament suitable for most FDM printers. It is ideal for durable, functional parts like frames or tools.

Pros

• 10% carbon fiber filling for enhanced strength
• Impact strength of 19kJ/㎡ for durability
• Heat distortion temperature up to 70°C
• Matte surface finish with textured grip
• Dimensional accuracy of +/- 0.03mm

Cons

• Not compatible with AMS or multi-color systems
• Requires drying at 70°C for 4-6 hours before use
• Recommended print speed capped at 150mm/s

Good fit if

• You need strong, rigid parts for functional applications
• You prefer a matte black aesthetic for your prints
• You print with standard 1.75mm FDM printers

Skip if

• You use Bambu Lab AMS for multi-color printing
• You want to print without pre-drying the filament
• You need high-speed printing above 150mm/s

Verdict: SUNLU 1kg Matte Black PETG-CF Filament delivers reliable strength and a refined matte look for functional projects. It fits users who prioritize durability and heat resistance over multi-color capabilities.

5 Best premium

SUNLU 4x1kg PETG-CF Black Filament

Best for: Bulk purchases of durable matte black parts

Material Type

PETG-CF

Filament Diameter

1.75mm

Net Weight

4kg

Max Print Speed

150mm/s

Dimensional Accuracy

+/- 0.03mm

Surface Finish

Matte

View on Amazon: SUNLU 4x1kg PETG-CF Black Filament Affiliate link

You receive four 1kg spools of 1.75mm PETG-CF filament with a matte black finish. The material contains 10% carbon fiber for enhanced rigidity and impact resistance. It offers a heat deflection temperature of 70°C and maintains dimensional accuracy within +/- 0.03mm. This bundle suits users needing multiple spools for functional prototypes or durable end-use parts.

Pros

• 10% carbon fiber reinforcement for improved toughness
• Impact strength of 19 kJ/m²
• Heat deflection temperature of 70°C
• Matte surface finish with subtle grip
• Four 1kg spools included

Cons

• Limited heat resistance compared to engineering plastics
• Requires drying at 70°C for 4-6 hours before use
• Only available in black color

Good fit if

• You need multiple spools of durable filament
• You print functional parts requiring impact resistance
• You prefer a matte black finish

Skip if

• You require high-temperature applications above 70°C
• You need multiple color options

Verdict: SUNLU 4-Pack PETG-CF Black Filament provides a practical solution for users who need durable, impact-resistant parts in bulk. The four spool bundle ensures you have enough material for larger projects without frequent reordering.

6 Also great

Creality Hyper PETG-CF 1.75mm Filament

Best for: High-speed functional prints with auto-calibration

Material Type

PETG-CF

Filament Diameter

1.75 mm

Net Weight

1KG

Max Print Speed

600mm/s

Dimensional Accuracy

±0.02 mm

Surface Finish

Matte

View on Amazon: Creality Hyper PETG-CF 1.75mm Filament Affiliate link

Creality Hyper PETG-CF is a 1.75mm carbon fiber reinforced filament designed for smooth extrusion and high-speed printing. It offers a matte finish and strong mechanical properties, including 44.9 MPa tensile strength. The spool includes embedded RFID data for automatic printer calibration. It supports speeds up to 300 mm/s with minimal warping. This material suits users needing durable, functional parts for outdoor or industrial use.

Pros

• Supports print speeds up to 300 mm/s
• Embedded RFID for automatic parameter recognition
• High tensile strength of 44.9 MPa
• Matte carbon fiber finish resists reflectivity

Cons

• Limited to 1 kg spool size
• Requires Creality Filament System for RFID use
• Only available in Night Gray color

Good fit if

• You need high-speed printing capabilities
• You want automatic printer calibration via RFID
• You require durable parts for outdoor use

Skip if

• You prefer multi-color printing options
• You use a non-Creality printer without RFID support
• You need larger 2 kg spool volumes

Verdict: Creality Hyper PETG-CF 1.75mm delivers reliable high-speed printing and automatic calibration for users building functional, durable components. It is ideal for those invested in the Creality ecosystem who need consistent results without manual setup.

7

IEMAI PETG-CF 1.75mm Matte Black

Best for: Functional parts and mechanical components

Material Type

PETG-CF

Filament Diameter

1.75mm

Net Weight

1 kg

Max Print Speed

100mm/s

Dimensional Accuracy

±0.03mm

Surface Finish

Matte

View on Amazon: IEMAI PETG-CF 1.75mm Matte Black Affiliate link

IEMAI PETG-CF is a 1.75mm filament infused with 20% chopped carbon fiber. It offers a matte black finish and dimensional accuracy of +/-0.03mm. The material improves stiffness and heat resistance for functional parts. It prints at speeds up to 100mm/s with a nozzle temperature range of 230–250°C. You should use hardened steel nozzles. This option suits users needing durable brackets and mechanical components.

Pros

• 20% chopped carbon fiber reinforcement
• Dimensional accuracy of +/-0.03mm
• Matte black surface finish
• Compatible with hardened steel nozzles

Cons

• Print speed limited to 100mm/s
• Requires 60°C drying for 5–8 hours
• No enclosure required but thermal stability is moderate

Good fit if

• You need stiff, functional mechanical parts
• You prefer a professional matte finish
• You use hardened steel nozzles

Skip if

• You require high-speed printing over 100mm/s
• You want glossy surface finishes
• You prefer standard PETG without fiber

Verdict: IEMAI Matte Black PETG-CF 1kg delivers strong structural integrity for functional prints. It fits users who prioritize stiffness and a refined matte look over high-speed production.

Specifications side by side

Frequently asked questions

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