Röchling Polystone® MR PE-UHMW

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Röchling Polystone® MR PE-UHMW
Categories:	Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE); UHMW PE (Ultra High Molecular Weight PE)
Material Notes:	Product characteristics: Good wear resistance Good sliding properties Product applications: Materials handling industry Mechanical engineering Harbor construction Information provided by Röchling.
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Physical Properties	Metric	English	Comments

Density	0.940 g/cc	0.0340 lb/in³	DIN EN ISO 1183-1
Water Absorption	<= 0.010 %	<= 0.010 %	DIN EN ISO 62

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	65	65	DIN EN ISO 868
Tensile Strength, Yield	22.0 MPa	3190 psi	DIN EN ISO 527
Elongation at Break	>= 200 %	>= 200 %	DIN EN ISO 527
Modulus of Elasticity	0.700 GPa	102 ksi	DIN EN ISO 527
Izod Impact, Notched (ISO)	NB	NB	DIN EN ISO 179
Sand Slurry	130	130

Electrical Properties	Metric	English	Comments
Dielectric Constant	2.3	2.3	IEC 60250
Dielectric Strength	45.0 kV/mm	1140 kV/in	IEC 60243
Dissipation Factor	0.00040 @Frequency 1e+6 Hz	0.00040 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	600 V	600 V	IEC 60112

Thermal Properties	Metric	English	Comments
CTE, linear	150 - 230 µm/m-°C	83.3 - 128 µin/in-°F	DIN 53752
Specific Heat Capacity	1.90 J/g-°C	0.454 BTU/lb-°F	DIN 52612
Thermal Conductivity	0.400 W/m-K	2.78 BTU-in/hr-ft²-°F	DIN 52612-1
Melting Point	135 °C	275 °F	ISO 11357-3
Maximum Service Temperature, Air	80.0 °C	176 °F	long term
	130 °C	266 °F	short term
Vicat Softening Point	79.0 °C	174 °F	DIN EN ISO 306, Vicat B
Minimum Service Temperature, Air	-150 °C	-238 °F
Flammability, UL94	HB @Thickness 3.00 mm	HB @Thickness 0.118 in
	HB @Thickness 6.00 mm	HB @Thickness 0.236 in

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PROCH9243 / 232946

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