ExxonMobil Santoprene® 211-73 Thermoplastic Elastomer (discontinued **)

Category	Polymer , Thermoplastic , Elastomer, TPE , Thermoplastic Vulcanizate Elastomer (TPV)
Manufacturer
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	ExxonMobil Santoprene® 211-73 Thermoplastic Elastomer (discontinued **).pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

A soft, colorable, versatile thermoplastic vulcanizate (TPV) in the thermoplastic elastomer (TPE) family. This material combines good physical properties and chemical resistance for use in a wide range of injection molding applications. This grade of Santoprene TPV is shear-dependent and can be processed on conventional thermoplastics equipment for injection molding. It is polyolefin based and completely recyclable.Recommended for applications requiring excellent flex fatigue resistance.Excellent ozone resistance.Designed for applications requiring high-flow materials.Recommended for applications requiring superior part surface appearance.Information provided by Advanced Elastomer Systems

Physical Properties	Metric	English	Comments
Specific Gravity	0.960 g/cc	0.960 g/cc	23°C; ASTM D792

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	73	73	.12 in; ASTM D2240
	79	79	Air at 302°F, 168 hr; ASTM D573
Tensile Strength at Break	5.607 MPa	813.2 psi	257°F, 70 hr in IRM 903 Oil; ASTM D471
	7.38 MPa	1070 psi	Across Flow; ASTM D412
	8.2627 MPa	1198.4 psi	Air at 257°F, 1000 hr; ASTM D573
Tensile Strength, Ultimate	3.38 MPa	490 psi	Across Flow; ASTM D412
Elongation at Break	239.2 %	239.2 %	257°F, 70 hr, in IRM 903 Oil; ASTM D471
	460 %	460 %	Across Flow; ASTM D412
	487.6 %	487.6 %	Air at 257°F, 1000 hr; ASTM D573
Compression Set	37 %	37 %	158°F, 22 hr; ASTM D395
	43 %	43 %	176°F, 70 hr; ASTM D395

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	125 °C	257 °F

Electrical Properties	Metric	English	Comments
Dielectric Constant	2.3	2.3	ASTM D150
Dielectric Strength	34.3 kV/mm	870 kV/in	ASTM D149

Processing Properties	Metric	English	Comments
Processing Temperature	175 - 230 °C	347 - 446 °F
Rear Barrel Temperature	177 - 193 °C	350 - 380 °F
Middle Barrel Temperature	179 - 199 °C	355 - 390 °F
Front Barrel Temperature	179 - 204 °C	355 - 400 °F
Nozzle Temperature	191 - 229 °C	375 - 445 °F
Melt Temperature	193 - 241 °C	380 - 465 °F	Processing
Mold Temperature	10.0 - 51.7 °C	50.0 - 125 °F	Processing
Drying Temperature	82.2 °C	180 °F
Dry Time	3 hour	3 hour
Moisture Content	0.080 %	0.080 %
Back Pressure	0.345 - 0.689 MPa	50.0 - 100 psi	Processing
Clamp Pressure	41.4 - 68.9 MPa	6000 - 10000 psi
Vent Depth	0.00254 cm	0.00100 in
Cushion	0.317 - 0.635 cm	0.125 - 0.250 in
Screw Speed	100 - 200 rpm	100 - 200 rpm

Descriptive Properties	Value	Comments
Change in Mass in IRM 903 Oil at 257°F for 70 hr	28
Color	Natural Color
Form	Pellets
Injection Rate	Fast
Maximum Regrind %	20
Screw Compression Ratio	2:1 - 2.5:1
Screw L/D Ratio	16:1 - 20:1

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