RAMPF RAKU® TOOL IE-3235 Flexible polyurethane

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RAMPF RAKU® TOOL IE-3235 Flexible polyurethane
Categories:	Polymer; Thermoset; Polyurethane, TS; Thermoset Polyurethane, Elastomer, Unreinforced
Material Notes:	Flexible polyurethane Key Properties: Excellent physical properties after RT cure Free of mercury, MOCA or TDI Applications: For hand-batch processing or vacuum assisted processing Cure 1: 24 hours at 77°F + 16 hours at 150°F Cure 2: 7 days at 77°F Information provided by © RAMPF Tooling Solutions GmbH & Co. KG
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Physical Properties	Original Value	Comments

Density	1.21 g/cc	Resin; ASTM D-792
	1.21 g/cc	Hardener; ASTM D-792
	1.21 g/cc	Cure 1; ASTM D-792
	1.21 g/cc	Cure 2; ASTM D-792
Viscosity	200 cP	Resin; ASTM D-2393
	850 cP	Mix; ASTM D-2393
	2050 cP	Hardener; ASTM D-2393
Linear Mold Shrinkage	0.0010 - 0.0060 in/in	Cure 1; ASTM D-2566
	0.0010 - 0.0060 in/in	Cure 2; ASTM D-2566
Storage Temperature	15.0 - 30.0 °C

Mechanical Properties	Original Value	Comments
Hardness, Shore A	30 - 40	Cure 1; ASTM D-2240
	30 - 40	Cure 2; ASTM D-2240
Tensile Strength	200 psi	Cure 2; ASTM D-638
	250 psi	Cure 1; ASTM D-638
Elongation at Break	150 %	Cure 2; ASTM D-638
	360 %	Cure 1; ASTM D-638
Tear Strength	45.0 pli	Cure 1; ASTM D-624
	45.0 pli	Cure 2; ASTM D-624

Processing Properties	Original Value	Comments
Cure Time	1.00 - 3.00 hour	Mix, Demold time
Gel Time	10.0 - 15.0 min	Mix

Descriptive Properties
Aspect	Translucent	Cure 1
	Translucent	Cure 2
Mix Ratio	100:100	Resin: Hardener, Weight
	100:100	Resin: Hardener, Volume

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PRAMPF021 / 317621

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