Product Description
The eSUN ASA+ Red 1.75mm 3D Filament 1KG is an advanced engineering material designed for high-performance applications that require exceptional weather resistance, thermal stability, and mechanical strength. ASA (Acrylonitrile Styrene Acrylate) is often referred to as the “evolved cousin” of ABS, providing similar structural integrity but with significantly better UV resistance. This makes it the definitive choice for functional parts that will be exposed to direct sunlight or harsh outdoor conditions, as it will not yellow, become brittle, or lose its structural properties over time.
Manufactured by eSUN, this 1KG spool features the specialized ASA+ formula, which has been optimized to reduce the warping and cracking common with traditional ASA filaments. It provides excellent layer adhesion and high impact resistance, making it an essential material for structural components on outdoor CNC machines, agricultural electronics enclosures, or automotive accessories. The vibrant Red finish offers high visibility and a professional, semi-matte look that hides layer lines effectively.
Because of its high heat deflection temperature, the eSUN ASA+ Red 1.75mm 3D Filament 1KG is also a top-tier choice for enclosed 3D printer parts. It is highly recommended for printing the internal structural components of a Voron Trident, where the material must withstand constant high ambient temperatures without deforming. Whether you are building outdoor sensor housings or high-temperature machine shrouds, this filament delivers industrial-grade durability and long-lasting color.
Key Features
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UV and Weather Resistant: Engineered to withstand prolonged exposure to sunlight and outdoor elements without degrading or fading.
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High Heat Resistance: Maintains structural integrity at higher temperatures, making it ideal for parts used in enclosed 3D printers and automotive environments.
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Reduced Warping Formula: The ASA+ optimization provides better dimensional stability and easier printing compared to standard ASA or ABS.
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Vibrant Red Aesthetic: Delivers a bold, professional color that is perfect for high-visibility industrial parts and custom machine accents.
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Superior Mechanical Strength: Offers high impact resistance and toughness, suitable for functional brackets, mounts, and protective covers.
Applications
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Manufacturing external enclosures for sensors, cameras, and electronics used in outdoor environments.
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Printing heat-resistant internal structural parts and toolhead components for Voron and CoreXY 3D printers.
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Producing durable automotive trim, custom brackets, and marine-grade mechanical assemblies.
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Creating high-visibility safety covers and protective shrouds for industrial laser engravers and CNC routers.














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