KX Flex Elastomer 40

Unit Size	Net Weight
Pint Kit	2 lb
Gallon Kit	16 lb
Five Gallon Kit	80 lb

KX Flex Series urethanes are fast setting flexible urethane casting elastomers that cure quickly and offer exceptional physical and performance properties including high impact resistance. KX Flex Series urethanes are easy to color using SO-Strong, UVOª or IGNITEª colorants. KX Flex urethanes are phthalate free, mercury free and MOCA free.

KX Flex Series urethanes have a pot life of 2.5 minutes and handling time of 30 minutes (depending on mass). With Shore hardness values of 40A, 60A and 90A, this material is used for a variety of applications including fast mold making, fast model duplication, prototyping, durable miniatures, props and special effects, or making parts that are impact resistant. Fully cured castings are flexible, tough and durable.

Cured KX Flex 40 will have a slight tack which will subside over time depending on mass and ambient temperature. PropertiesTechnical Properties

Mix Ratio by Weight	1A:1B
Mix Ratio by Volume	1A:1B
Pot Life	2.5 minutes
Tack Free Time	30 minutes
Cure Time	25 hours
Color	Translucent White
Shore Hardness	40 A
Mixed Viscosity	800 cps
Shrinkage	0.002 in/in
Specific Volume	25.9 cu.in./lb
Specific Gravity	1.07 g/cc
Tensile Strength	457 psi
Elongation @ Break	400%

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Documentation

Technical Bulletin

Special Order Items PRODUCT ADVISORY:
The products listed below are currently SPECIAL ORDER items and require pre order.
Lead times may vary - For more information please contact our staff.

803412 - KX Flex Elastomer 40 - Gallon Kit
803413 - KX Flex Elastomer 40 - Five Gallon Kit