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Lubrizol ESTAGRIP® ST70A Polyether-Type Thermoplastic Polyurethane

Category Polymer , Thermoplastic , Elastomer, TPE , Polyurethane, TP , Thermoplastic Polyurethane, Elastomer, Ether Grade
Manufacturer Lubrizol (former Noveon)
Trade Name ESTAGRIP®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Lubrizol ESTAGRIP® ST70A Polyether-Type Thermoplastic Polyurethane.pdf
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Material Notes:
Features: Low durometer soft feel for excellent grip; outstanding adhesionUses: Injection Molding - OvermoldingAvailability: Americas, Europe, Middle East, Africa, India and AsiaInformation provided by Lubrizol
Physical Properties Metric English Comments
Specific Gravity 1.05 g/cc
1.05 g/cc
ASTM D792
Mechanical Properties Metric English Comments
Hardness, Shore A 67 - 73

@Time 5.00 sec
67 - 73

@Time 0.00139 hour
ASTM D2240
Tensile Strength 22.1 MPa
3210 psi
ASTM D412
Tensile Stress 2.60 MPa

@Strain 100 %
377 psi

@Strain 100 %
ASTM D412
4.50 MPa

@Strain 300 %
653 psi

@Strain 300 %
ASTM D412
Elongation at Break 850 %
850 %
ASTM D412
Graves Tear Strength 61.4 kN/m
350 pli
die C; ASTM D624
Taber Abrasion, mg/1000 Cycles 33
33
H-18, 1000g; ASTM D3389 B
Thermal Properties Metric English Comments
Glass Transition Temp, Tg -57.0 °C
-70.6 °F
by DSC
Processing Properties Metric English Comments
Rear Barrel Temperature 218 °C
424 °F
Middle Barrel Temperature 221 °C
430 °F
Front Barrel Temperature 227 °C
441 °F
Nozzle Temperature 227 °C
441 °F
Melt Temperature 227 °C
441 °F
pyrometer check of air shot
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