TSU BJB Polyurethane TC-680 A/B

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Technical Data Sheet

physical property	Test Condition	Test Method	Test Result
density			0.936 cm³/g
Shrinkage rate		ASTMD2566	0.20 %
density		ASTMD792	1.04 g/cm³
	density			1.06 g/cm³
	density	density			1.09 g/cm³

thermosetting	Test Condition	Test Method	Test Result
Thermosetting mixed viscosity		ASTMD2393	25.0 min
	Thermosetting mixed viscosity		ASTMD2393	20.0 min
		Thermosetting mixed viscosity		ASTMD2393	240到360 min
		Thermosetting mixed viscosity	Thermosetting mixed viscosity		ASTMD2393	120到170 hr
			按重量计算的混合比:100,按容量计算的混合比:100
				按重量计算的混合比:50,按容量计算的混合比:49
			Shelf Life		26 wk
Thermosetting mixed viscosity		ASTMD2393	2100 cP
	Thermosetting mixed viscosity		ASTMD2393	6000 cP
	Thermosetting mixed viscosity	Thermosetting mixed viscosity		ASTMD2393	60.0 cP

hardness	Test Condition	Test Method	Test Result
	Shore A	ASTMD2240	75到85

Supplementary Information	Test Condition	Test Method	Test Result
WeightGain			3.7 %

Mechanical properties	Test Condition	Test Method	Test Result
Tensile modulus		ASTMD412	30.2 MPa

elastomer	Test Condition	Test Method	Test Result
Tensile stress		ASTMD412	4.07 MPa
	Tensile stress		ASTMD412	5.17 MPa
	Tensile stress	Tensile stress		ASTMD412	6.21 MPa
tensile strength	Yield	ASTMD412	10.2 MPa
elongation	Break	ASTMD412	720 %
tear strength		ASTMD624	39.4 kN/m

Electrical performance	Test Method	Test Result
Surface Resistivity	ASTMD257	5E+15 ohms
dielectric constant	ASTMD150	3.90
Dissipation Factor	ASTMD150	0.010
InsulationResistance		3E+12 ohms

IMPORTANT NOTES: Plas.com collected the data in the data sheet from the material manufacturers. Plas.com makes the best effort to improve the accuracy of the data, but has no responsibility for the data. We strongly recommend verifying the validity of the data with the material manufacturers before making a final decision.

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