TSE Industries Millathane® CM Millable Polyether Urethane Rubber, Hardness 66A

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TSE Industries Millathane® CM Millable Polyether Urethane Rubber, Hardness 66A
Categories:	Polymer; Thermoset; Polyurethane, TS; Thermoset Polyurethane, Elastomer, Unreinforced; Rubber or Thermoset Elastomer (TSE)
Material Notes:	MILLATHANE CM is a sulfur and peroxide curable polyether urethane rubber. Its outstanding property is its great resistance to abrasion, which makes it of special interest for articles that are subjected to high wear in service. It has a unique combination of excellent properties, such as low temperature characteristics, and resistance to heat deterioration, ozone cracking, weathering and swelling in oils or solvents. All information provided by TSE Industries
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Mechanical Properties	Metric	English	Comments

Hardness, Shore A	66	66
Tensile Strength	40.0 MPa	5800 psi
Tensile Stress at Strain	31.0 MPa @Strain 500 %	4500 psi @Strain 500 %	500% Modulus
Elongation at Break	570 %	570 %
100% Modulus	2.41 MPa @Strain 100 %	350 psi @Strain 100 %
300% Modulus	13.8 MPa @Strain 300 %	2000 psi @Strain 300 %
Tear Strength	48.2 kN/m	275 pli	Graves
Abrasion	350	350	NBS Index
Compression Set	35 % @Temperature 70.0 °C, Time 79200 sec	35 % @Temperature 158 °F, Time 22.0 hour	Method B

Processing Properties	Metric	English	Comments
Cure Time	30.0 min @Temperature 142 °C	0.500 hour @Temperature 287 °F

Descriptive Properties
Formulation as Tested	0.5		Zinc Stearate
	1		MBT
	1		CAYTUR 4
	1.5		Sulfur
	100		Millathane CM
	15		Cumar W 2 1/2
	30		N330 Carbon Black
	4		MBTS
Mooney Scorch	>= 32		at 250ºF; 23 minutes to a 10 point rise

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PMILL147 / 87191

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