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ExxonMobil Santoprene® 123-40 Thermoplastic Elastomer

Category Polymer , Thermoplastic , Elastomer, TPE , Thermoplastic Vulcanizate Elastomer (TPV)
Manufacturer Exxon Chemical
Trade Name Santoprene®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF ExxonMobil Santoprene® 123-40 Thermoplastic Elastomer.pdf
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Material Notes:
A hard, black, UV resistant 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 applications. This grade of Santoprene TPV is shear-dependent and can be processed on conventional thermoplastics equipment for injection molding, extrusion or blow molding. It is polyolefin based and completely recyclable.Key Features:Recommended for applications requiring excellent flex fatigue resistance.Excellent ozone resistance.Designed for improved UV resistance.Although not NSF certified, this product has a Material Supplier Form on file with NSF to facilitate its evaluation for use in applications requiring NSF certification.EU and China RoHS compliant.Applications:Automotive- Weather SealsUses:Automotive Applications Automotive Exterior Trim Availability: Africa & Middle East, Europe, North America, Asia Pacific, Latin America and South AmericaInformation provided by ExxonMobil Chemical
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 D 43
43
Air at 302°F, 168 hr; ASTM D573
41

@Thickness 2.00 mm,
Time 15.0 sec
41

@Thickness 0.0787 in,
Time 0.00417 hour
ISO 868
Tensile Strength at Break 15.85 MPa
2299 psi
Air at 302°F, 168 hr; ASTM D573
19.1 MPa
2770 psi
Across Flow; ASTM D412
Tensile Stress 9.10 MPa

@Strain 100 %
1320 psi

@Strain 100 %
Across Flow; ASTM D412
Elongation at Break 483.6 %
483.6 %
Air at 302°F, 168 hr; ASTM D573
620 %
620 %
Across Flow; ASTM D412
Tear Strength 67.1 kN/m
383 pli
73°F, Die C, Across Flow; ASTM D624
Thermal Properties Metric English Comments
Brittleness Temperature -57.8 °C
-72.0 °F
ASTM D746
Electrical Properties Metric English Comments
Dielectric Constant 2.6
2.6
1.98 mm; ASTM D150
Dielectric Strength 31.1 kV/mm
790 kV/in
2.03 mm; ASTM D149
Processing Properties Metric English Comments
Processing Temperature 175 - 230 °C
347 - 446 °F
Rear Barrel Temperature 193 °C
380 °F
Middle Barrel Temperature 199 °C
390 °F
Front Barrel Temperature 204 °C
400 °F
Nozzle Temperature 210 - 238 °C
410 - 460 °F
Die Temperature 216 °C
420 °F
Extrusion
Melt Temperature 210 °C
410 °F
Extrusion
216 - 232 °C
420 - 450 °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
5.00 - 20.0 MPa
725 - 2900 psi
Extrusion
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
Color Black
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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