Flex 20 is a soft yet tough urethane rubber designed for high-detail casting, prototyping, and mold-making. With a shore hardness of 20A, it offers maximum flexibility while maintaining excellent tear strength and durability. This makes it perfect for automotive, medical, and gasket applications, as well as custom molds and soft rubber parts. Its low viscosity ensures incredible detail reproduction, and vacuum or pressure casting is recommended for bubble-free results.
Whether you need a highly flexible rubber for gaskets, medical parts, or intricate molds, Flex 20 delivers precision, durability, and ease of use!
Color Ivory
Mixed Viscosity 520cP
Mix Ratio 1:1 by weight or volume
Working Time 4 min
Demold Time 2 hours
Cure Time 72 hr
Hardness 20A
Tensile Strength 250
Tear Resistance 50
Elongation % 770
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