Reynolds Simpact® 85A Tough, Fast Setting Urethanes

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Reynolds Simpact® 85A Tough, Fast Setting Urethanes
Categories:	Polymer; Thermoset; Polyurethane, TS; Thermoset Polyurethane, Elastomer, Unreinforced
Material Notes:	Product Overview: Simpact™ 60A and 85A urethanes are low odor, fast-setting urethane elastomers which offers very high tear strength, impact resistance and wear resistance. Simpact™ urethanes are phthalate free, mercury free and MOCA free. Simpact™ urethanes pour easily. Working time is 4 minutes, handling time is 2 hours and full cure time is 48 hours at room temperature. Cured rubber has exceptional performance characteristics and dimensional stability. Simpact™ urethanes can be colored with SO-Strong™, UVO™ or Ignite™ colorants. Simpact™ urethanes are suitable for making impact resistant props, prototypes and display pieces. Information provided by Reynolds Advanced Materials
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Physical Properties	Original Value	Comments

Specific Gravity	1.09 g/cc	ASTM D-1475
Viscosity	1100 cP	Mixed; ASTM D-2393
Linear Mold Shrinkage	<= 0.0070 in/in	ASTM D-2566

Mechanical Properties	Original Value	Comments
Hardness, Shore A	85	ASTM D-2240
Tensile Strength, Ultimate	1573 psi	ASTM D-638
Elongation at Break	164 %	ASTM D-412
100% Modulus	1213 psi	ASTM D-412

Processing Properties	Original Value	Comments
Cure Time	2.00 hour	Handling Time
Pot Life	4.00 min	ASTM D-2471

Descriptive Properties
Color	Off-White
Mix Ratio	85A:100B	by weight
Specific Volume	25.4	[cu. in./lb.]

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