ExxonMobil Santoprene® 8271-80HT Thermoplastic Rubber

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ExxonMobil Santoprene® 8271-80HT Thermoplastic Rubber (discontinued **)
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Thermoplastic Elastomer, Melt-Processible Rubber
Material Notes:	Description: A colorable thermoplastic elastomer which complies with FDA regulations for rubber articles intended for repeated use. It can be processed using injection molding or extrusion melt processing techniques. The material offers enhanced tensile, tear, and abrasion properties along with improved processability and finished part appearance. Supplied as free-flowing pellets in 25 kilogram (55 pound) moisture barrier bags. Product Notes: Values are for injection molded plaques, side gated. 82.6 mm x 117.5 mm x 3 mm Information provided by Advanced Elastomer Systems.
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Physical Properties	Original Value	Comments

Density	0.950 g/cc	ASTM D792

Mechanical Properties	Original Value	Comments
Hardness, Shore A	80	5 seconds; ASTM D2240
Tensile Strength at Break	1720 psi	Across flow; ASTM D412
Tensile Stress at Strain	420 psi @Strain 100 %	across flow; ASTM D412
Elongation at Break	700 %	Across flow; ASTM D412
Tear Strength	250 pli	ASTM D624
Abrasion	49	mm³; DIN 53516
Compression Set	27 % @Temperature 73.0 °C, Time 252000 sec	Method B; ASTM D395
	43 % @Temperature 70.0 °C, Time 252000 sec	Method B; ASTM D395
Tensile Set	25 %	ASTM D412

Thermal Properties	Original Value	Comments
Flammability, UL94	HB @Thickness >=1.50 mm

Processing Properties	Original Value	Comments
Melt Temperature	182 - 215 °C

Compliance Properties	Original Value	Comments
FDA	Yes

**
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