The eSUN Basic PLA Red 1.75mm 1kg 3D Printer Filament is a reliable, cost-effective polylactic acid filament engineered for everyday desktop FDM 3D printing. Formulated for smooth melt extrusion, vibrant color output, minimal warping, and clean layer adhesion, this filament delivers a bright, solid red finish suitable for rapid prototyping, DIY robotics, educational maker kits, cosplay props, and decorative models.

Specification

• Brand / Manufacturer: eSUN
• Product Name: Basic PLA Filament
• Color Profile: Red
• Filament Diameter: 1.75mm (Dimensional accuracy within ±0.03mm)
• Net Weight: 1.0 kg (2.2 lbs) spool
• Base Polymer Matrix: 100% Virgin Polylactic Acid (PLA)
• Recommended Extruder / Nozzle Temperature: 190°C to 220°C (Optimal 200°C - 210°C)
• Recommended Heated Bed Temperature: 45°C to 60°C (Can also be printed on unheated beds with build tape/adhesion aids)
• Printing Speed Range: 40mm/s to 100mm/s
• Cooling Fan Speed: 100% (Full part cooling recommended)
• Tensile Strength: Approx. 55 - 60 MPa
• Elongation at Break: Approx. 15% - 20%
• Flexural Modulus: Approx. 2500 - 2700 MPa
• Heat Deflection Temperature (HDT): Approx. 50°C to 53°C (at 0.45 MPa)
• Spool Material: Eco-Friendly Recyclable Cardboard or Plastic Spool
• Printer Compatibility: Fully compatible with open-source and enclosed desktop FDM 3D printers, including Bambu Lab (AMS compatible), Creality, Anycubic, Prusa, Elegoo, Kingroon, and Artillery.

Features

• Vibrant Solid Red Pigmentation: Features high-density, uniform coloration that yields an eye-catching, bright red finish with excellent opacity, giving finished models a bold, clean presentation.
• Smooth Flow and Clog-Free Extrusion: Engineered for stable melt fluidity and uniform thermal viscosity, preventing hotend nozzle clogs, stringing, and extruder slipping across standard print speeds.
• Low Warping and Strong First-Layer Adhesion: Low thermal contraction ensures flat, reliable first-layer bonding to smooth/textured PEI sheets, glass beds, PC surfaces, and magnetic spring steel plates without edge lifting.
• Tight Dimensional Tolerance (±0.03mm): Manufactured using continuous laser micrometer monitoring to ensure uniform filament diameter, resulting in consistent volumetric flow and clean layer stacking.
• Eco-Friendly and Low Odor: Sourced from renewable plant starches (corn/sugarcane), producing virtually zero irritating fumes or harsh chemical odors, making it safe for classrooms, offices, and home environments.
• Neat Machine Spool Winding: Even, layer-by-layer spool winding prevents tangles, overlaps, and knots that could otherwise cause filament feed interruptions during long print jobs.

Common Applications

• Robotics & STEM Project Chassis: Printing colorful structural brackets, rover shells, drone arms, and educational robotics assemblies.
• Cosplay Props, Miniatures & Toys: Fabricating bold character models, superhero accessories, tabletop gaming scenery, and holiday ornaments.
• Safety Fixtures & Functional Indicators: Producing high-visibility workshop safety guards, emergency stop bezels, tool markers, and visual organizational bins.
• Everyday Household & Display Items: Crafting phone stands, decorative containers, desk organizers, and customized gift items.

Professional Installation and Maintenance Tips

• Optimal Slicer Profile Settings: Set your nozzle temperature to 205°C and build platform to 55°C as an initial baseline. Run part cooling fans at 100?ter the first layer for crisp overhangs, fine details, and clean bridging.
• Keep Build Surface Clean: Wipe down the print platform with 70% to 90% Isopropyl Alcohol (IPA) before printing to remove finger oils and dust, ensuring strong first-layer adhesion without relying on glue.
• Standard Brass Nozzle Safe: Basic PLA contains no abrasive additives and can be used continuously with standard 0.4mm brass nozzles without risk of orifice wear.
• Storage Recommendations: Store the spool in a sealed vacuum bag with silica desiccant packets or an active filament dry box when not in use to protect against moisture absorption, preserving material ductility and preventing brittleness over time.