3D printer filament Flashforge ABS AR1 1.75 mm — 1 kg, Red

Flashforge ABS AR1 1.75 mm filament in red is a 1 kg spool of acrylonitrile butadiene styrene (ABS) designed for FDM/FFF 3D printers that accept 1.75 mm filament. The material offers the rigidity and elevated temperature resistance typical of ABS, making it suitable for printing functional parts, mechanical prototypes and protective enclosures. The filament is supplied on a standard spool and formulated for consistent extrusion and layer adhesion when used with appropriate hotend and heated bed settings and, where possible, an enclosed or well-ventilated printing environment.

Advantages

ABS AR1 provides a balance of strength, stiffness and heat resistance for parts that must withstand mechanical loads and higher temperatures compared with common PLA materials. The filament is produced to a standard diameter of 1.75 mm to ensure reliable feeding in compatible extruders. Its red colouring delivers clear visual identification for prototypes and finished parts while maintaining the dimensional stability required for functional components when print parameters are optimised.

Suitable for

• Functional prototypes and mechanical parts requiring impact resistance
• Enclosures, housings and covers that may be exposed to elevated temperatures
• Jigs, fixtures and tooling for workshop use
• Replacement parts and models for post-processing such as sanding or solvent smoothing

Key specifications

• Material type: ABS (Acrylonitrile Butadiene Styrene)
• Filament diameter: 1.75 mm
• Spool weight: 1 kg net filament
• Colour: Red
• Compatibility: FDM/FFF 3D printers accepting 1.75 mm filament
• Form: Single-filament spool

How to use

Load the 1.75 mm filament into a compatible extruder and set the hotend and heated bed temperatures according to your printer manufacturer’s ABS guidelines; typical starting points are around 230–250 °C for the hotend and 90–110 °C for the bed. Use an enclosed build chamber or ensure good ventilation to manage fumes. Apply an appropriate bed adhesion method — such as ABS slurry, PEI sheet, or specialised adhesives — and consider a brim or raft for parts with small contact areas. Slow cooling and controlled ambient temperature reduce warping; if available, enable a heated chamber or enclosure to maintain consistent part dimensions.

Recommendations

For best results, calibrate extrusion multiplier and retraction settings for your specific printer and hotend. Print first-layer settings carefully to ensure adhesion, and allow parts to cool gradually inside an enclosed printer to minimise warping and layer separation. Use adequate ventilation or fume extraction when printing ABS.