3 Best iSANMATE 3d Printing Filaments Under $30, Compared

Quick picks

The best fit for you

• You need outdoor parts with high strength iSANMATE ASA-GF 1kg Filament It contains 10% glass fiber for weather-resistant durability.
• You want decorative prints with a shimmering finish iSANMATE Silk PLA Dual Color Filament The dual color silk effect provides a unique visual look.
• You create light-sensitive items that shift hue iSANMATE 1.75mm UV Color Changing PLA+ It changes color when exposed to UV light.

Our 3 picks

1 Best overall

iSANMATE ASA-GF 1kg Filament

Best for: outdoor durable parts requiring high strength

Material Type

ASA-GF

Net Weight

1kg

Max Print Speed

100mm/s

Length

1 inches

Height

1 inches

Weight

2.2 pounds

View on Amazon: iSANMATE ASA-GF 1kg Filament Affiliate link

This iSANMATE ASA-GF filament combines ASA material with 10% glass fiber reinforcement for high strength and durability. It offers superior UV and weather resistance, making it suitable for outdoor projects. The recommended print speed is up to 100mm/s, with a hot bed temperature of 90°C to 100°C. You get a 1kg spool in grey, vacuum-sealed with desiccant. It is ideal for users needing durable, weather-resistant parts.

Pros

• 10% glass fiber reinforcement for high strength
• Superior UV and weather resistance for outdoor use
• Recommended print speed up to 100mm/s
• Vacuum-sealed packaging with desiccant for moisture protection

Cons

• Requires a closed printing environment to manage fumes
• Higher nozzle temperature range of 250°C to 270°C
• Only available in grey color in the provided data

Good fit if

• You need durable parts for outdoor use
• You require high mechanical strength and thermal resistance
• You have a printer capable of high temperatures

Skip if

• You want to print with low-temperature materials like PLA
• You need a variety of color options
• You prefer printing in an open environment

Verdict: iSANMATE ASA-GF 1kg 10% Glass Fiber Filament is a strong choice for makers who need durable, weather-resistant parts for outdoor applications. It fits users with high-temperature printers who prioritize strength over color variety.

2 Best budget

iSANMATE Silk PLA Dual Color Filament

Best for: decorative prints with a shimmering finish

Material Type

PLA

Filament Diameter

1.75mm

Net Weight

1 kg

Max Print Speed

130mm/s

Surface Finish

Silk

Color Effect

Dual Color

View on Amazon: iSANMATE Silk PLA Dual Color Filament Affiliate link

This iSANMATE filament is a 1.75mm PLA with a silk finish and dual-color Blue and Silver effect. It prints between 190°C and 220°C at speeds up to 130mm/s. The 1 kg spool is vacuum-sealed to prevent moisture damage. It offers smooth layer adhesion and easy support removal. This option suits you if you want a shimmering aesthetic for general FDM printing projects.

Pros

• Dual-color Blue and Silver silk finish
• Max print speed of 130mm/s
• Vacuum-sealed packaging preserves filament dryness
• Wide temperature range of 190°C to 220°C

Cons

• Requires careful storage in resealable bags
• Limited to standard PLA material properties
• No mention of specific spool weight capacity

Good fit if

• You want a shimmering, eye-catching surface finish
• You need a filament that feeds smoothly without tangling
• You are printing with most standard FDM 3D printers

Skip if

• You require high-temperature resistant materials
• You need structural strength for functional parts
• You prefer a single solid color over dual-color effects

Verdict: iSANMATE Silk PLA Dual Color Filament delivers a unique visual effect for decorative prints. It fits you if you prioritize aesthetics and smooth feeding over industrial durability.

3 Best premium

iSANMATE 1.75mm UV Color Changing PLA+

Best for: UV-reactive decorative prints

Material Type

PLA+

Filament Diameter

1.75mm

Net Weight

1 kg

Dimensional Accuracy

+/- 0.03 mm

Size

1KG

Weight

2.2 pounds

View on Amazon: iSANMATE 1.75mm UV Color Changing PLA+ Affiliate link

This iSANMATE PLA+ filament features a unique UV-reactive property that shifts color to blue under sunlight or ultraviolet light. It has a 1.75mm diameter with a dimensional accuracy of +/- 0.03mm. The 1kg spool offers a 197mm diameter and 64mm width for standard printers. You will get vibrant, light-sensitive prints that change appearance based on exposure. This material suits makers looking for interactive or decorative pieces that react to their environment.

Pros

• UV and sunlight color change to blue
• 1.75mm diameter with +/- 0.03mm accuracy
• 1kg net weight on standard spool
• Superb layer bonding for PLA+

Cons

• Color change effect fades with prolonged UV exposure
• Print temperature range limited to 190-220°C
• Specific to UV-reactive PLA+ material

Good fit if

• You want prints that change color in sunlight
• You need precise dimensional accuracy for details
• You prefer standard 1.75mm filament compatibility

Skip if

• You require multi-color printing in one pass
• You need high-temperature resistant materials
• You want consistent color regardless of light

Verdict: iSANMATE PLA+ UV Color Change Filament is ideal for makers creating light-sensitive decorative items that shift hue under UV exposure. It fits projects where visual interaction with sunlight is a key design element.

Specifications side by side

How to Choose iSANMATE Filament

1. Match Material to Use

   Select your filament based on the final part's function. If you need outdoor durability, choose ASA. The iSANMATE ASA-GF 1kg Filament includes 10% glass fiber for high strength. This makes it suitable for weather-resistant components. For decorative items, PLA is the better choice. It offers easier printing and vibrant finishes. Silk PLA provides a unique shimmering look. UV-reactive PLA shifts color in sunlight. Always align the material type with your project's environmental requirements and structural needs.

2. Check Dimensional Accuracy

   Precision matters for fit and finish. Look for tight tolerance specifications. The iSANMATE 1.75mm UV Color Changing PLA+ lists a dimensional accuracy of +/- 0.03mm. This ensures consistent layer height and nozzle flow. Accurate filaments reduce clogs and improve surface quality. Variations in diameter can cause under-extrusion or over-extrusion. Check the manufacturer's data sheet for this value. Higher accuracy supports detailed models and functional assemblies. It helps maintain consistency across long print jobs.

3. Consider Finish Aesthetics

   Visual appeal drives many decorative projects. Standard PLA offers a matte or glossy finish. Silk PLA, like the dual color option from iSANMATE, adds a metallic sheen. This finish hides layer lines effectively. It creates a premium look for display pieces. The dual color effect adds visual interest without post-processing. Choose this if aesthetics are your primary goal. It is less suitable for high-stress mechanical parts. The smooth feeding helps maintain a consistent surface texture.

4. Verify Spool Size

   Spool dimensions affect storage and printer compatibility. Most iSANMATE filaments come in 1kg sizes. The ASA-GF and UV PLA+ both weigh 2.2 pounds. Ensure your printer's spool holder fits the diameter. Standard spools usually work with most machines. Larger spools reduce change frequency but take more space. Check the physical dimensions if you have limited room. Consistent spool sizes help with filament path management. It prevents tangling and feeding issues during long prints.

5. Assess Heat Requirements

   Different materials require specific nozzle temperatures. ASA needs higher heat than PLA. The iSANMATE ASA-GF filament is best for high-temperature printers. It requires an enclosed chamber for best results. PLA prints at lower temperatures and does not need a bed enclosure. Silk PLA also prints easily on standard machines. UV-reactive PLA follows similar low-heat requirements. Match your printer's capabilities to the material's needs. Using the wrong temperature range can cause warping or poor adhesion.

Frequently asked questions

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