Hapco ULTRALLOY 3311 Polyurethane Liquid, Flame Retardant

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Hapco ULTRALLOY 3311 Polyurethane Liquid, Flame Retardant
Categories:	Polymer; Thermoset; Polyurethane, TS; Thermoset Polyurethane, Liquid
Material Notes:	A series of flame retardant, (UL 94V-0) high strength, systems with excellent physical properties. A series of flame retardant Liquid Molding Compounds with high physical properties. The tensile strength is 12,600 psi and flexural strength is 16,500 psi after post cure. This series is available in a 2, 4, 14, and 28 minute gel time: 1:1 by weight Flame retardant, meets UL 94V-0 Available in 4 speeds High physical properties Information provided by Hapco, Inc.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.20 g/cc	1.20 g/cc	ASTM D-4669
Viscosity	300 - 500 cP	300 - 500 cP	ASTM D-4878
Linear Mold Shrinkage	0.0011 - 0.0040 cm/cm	0.0011 - 0.0040 in/in	ASTM D-2566

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	85	85	ASTM D-2240
Tensile Strength	86.9 MPa	12600 psi	ASTM D-638
Elongation at Break	7.7 %	7.7 %	ASTM D-638
Modulus of Elasticity	3.18 GPa	461 ksi	ASTM D-638
Flexural Strength	114 MPa	16500 psi	ASTM D-790
Flexural Modulus	2.17 GPa	315 ksi	ASTM D-790
Izod Impact, Notched	0.272 J/cm	0.510 ft-lb/in	ASTM D-256
Izod Impact, Unnotched	>= 1.17 J/cm	>= 2.20 ft-lb/in	ASTM D-256

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	86.0 °C	187 °F	ASTM D-648
Deflection Temperature at 1.8 MPa (264 psi)	78.0 °C	172 °F	ASTM D-648
Flammability, UL94	V-0	V-0

Processing Properties	Metric	English	Comments
Cure Time	120 - 240 min @Thickness 3.17 mm	2.00 - 4.00 hour @Thickness 0.125 in	Demold
Gel Time	4.00 min @Load 0.100 kg	4.00 min @Load 0.221 lb	ASTM D-2971

Descriptive Properties
Color (cured)	Amber / translucent
Mix Ratio	100:100		Volume
	100:95		Weight

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PHAPCO192 / 317251

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