When it comes to creating high-precision prototypes and durable parts, urethane casting is a go-to method for engineers and manufacturers. This versatile process relies on specialized materials and equipment to achieve outstanding results. Key components include Urethane Casting Resin, which forms the core material, and a range of Urethane Casting Materials like release agents and colorants. The entire Urethane Casting Process involves creating a silicone mold from a master pattern and then injecting the resin mixture. For larger scale or more automated production, a Urethane Casting Machine can be utilized to ensure consistent mixing, degassing, and dispensing, leading to superior part quality and efficiency.


Our Urethane Casting Compound is engineered to deliver exceptional performance across a wide range of applications. It is formulated to produce parts with properties closely mimicking those of engineering-grade thermoplastics, making it ideal for functional prototypes, jigs, fixtures, and low-volume production runs. The material cures at room temperature with low shrinkage, ensuring dimensional accuracy and capturing fine details from the mold. The resulting parts exhibit high tensile strength, excellent abrasion resistance, and good chemical stability. Below are the detailed technical specifications for our Urethane Casting Compound.

Key Features of Urethane Casting Compound

  • Low Viscosity for easy mixing and bubble-free casting
  • Room Temperature Cure for energy efficiency and convenience
  • High Dimensional Accuracy with minimal shrinkage
  • Excellent Abrasion and Tear Resistance for durable parts
  • Good Chemical Resistance against oils, greases, and many solvents
  • Versatile Hardness Range from soft, flexible elastomers to rigid plastics

Technical Data Sheet

Property Test Method Value / Range
Mixed Viscosity ASTM D2393 300 - 600 cPs
Pot Life @ 25°C (77°F) 45 - 60 minutes
Demold Time @ 25°C (77°F) 16 - 24 hours
Shore Hardness ASTM D2240 Shore A 50 to Shore D 80
Tensile Strength ASTM D412 1500 - 4500 psi
Elongation at Break ASTM D412 150 - 450%
Tear Strength ASTM D624 100 - 300 pli

Available Color Options

Standard Color Color Code Availability
Clear / Transparent CLR-01 In Stock
White WHT-02 In Stock
Black BLK-03 In Stock
Gray GRY-04 In Stock
Custom Colors N/A Upon Request

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