J6 Polymers JFOAM™ AC-555 Engineered Specialty Foam

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J6 Polymers JFOAM™ AC-555 Engineered Specialty Foam
Categories:	Polymer; Thermoset; Polyurethane, TS; Thermoset Polyurethane Foam, Unreinforced
Material Notes:	JFoam™ AC-555 is a two-component water blown polyurethane foam system, which can be used for large void filling applications. The foam produced from AC-555 has been shown to meet or exceed all criteria for MIL-P-24249. Information provided by J6 Polymers LLC
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Physical Properties	Original Value	Comments

Specific Gravity	1.14 g/cc	R Component, Water Blown Polyol
	1.24 g/cc	T Component, Polymeric Isocyanate
Density	5.30 lb/ft³	Nominal Free Rise; ASTM D1622
Water Absorption	0.080 %	Mil-P-21929B
Viscosity	200 cP	T Component, Polymeric Isocyanate
	700 cP	R Component, Water Blown Polyol
Storage Temperature	65.0 - 85.0 °F

Mechanical Properties	Original Value	Comments
Tensile Strength	85.0 psi	Type A Specimen; ASTM D1623
Compressive Strength	72.0 psi	10% deflection, perpendicular; ASTM D1621
	95.0 psi	10% deflection, parallel; ASTM D1621
Shear Strength	60.0 psi	ASTM C273

Processing Properties	Original Value	Comments
Shelf Life	12.0 Month

Descriptive Properties
Closed Cell Content	99.3%	ASTM D2856
Dimensional Stability	-0.97% Change	[volume change], 7 days at 70°C, 100% RH
	-2.08% Change	[volume change], 28 days at 70°C, 100% RH
Mixing Ratio	0.42	R Component, Water Blown Polyol
	0.58	T Component, Polymeric Isocyanate

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PJSIX004 / 190931

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