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Gromax 1172LL TPE

Category Polymer , Thermoplastic , Elastomer, TPE
Manufacturer Gromax
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
1172LL is high modulus grade with nominal Durometer hardness of 72D. It contains color stable antioxidants. It can be processed by thermoplastic processing techniques like blow molding grade. Characteristics:Excellent low modulus for injection molding and extrusion molding grade.Excellent flexibility and fatigue resistance.Excellent creep resistance.Excellent low shrinkage and higher melting temperatureInformation provided by Gromax Enterprises Corp.
Physical Properties Metric English Comments
Specific Gravity 1.276 g/cc
1.276 g/cc
ISO 1183
Moisture Absorption 0.300 %

@Time 86400 sec
0.300 %

@Time 24.0 hour
ISO 62
Linear Mold Shrinkage 0.019 cm/cm
0.019 in/in
ISO 294-4
Melt Flow 30 g/10 min

@Load 2.16 kg,
Temperature 230 °C
30 g/10 min

@Load 4.76 lb,
Temperature 446 °F
ISO 1133
Mechanical Properties Metric English Comments
Hardness, Shore D 72
72
ISO 868
Tensile Strength 39.2 MPa
5690 psi
ISO 527
Elongation at Break 237 %
237 %
ISO 527
Tensile Modulus 0.854 GPa
124 ksi
ISO 527
Flexural Modulus 0.284 GPa
41.2 ksi
ISO 178
Charpy Impact, Notched 1.40 J/cm²
6.66 ft-lb/in²
ISO 179/1eA
Thermal Properties Metric English Comments
Melting Point 218 °C
424 °F
ISO 3146C
Electrical Properties Metric English Comments
Volume Resistivity 1.28e+16 ohm-cm
1.28e+16 ohm-cm
IEC 60093
Surface Resistance 9.00e+13 ohm
9.00e+13 ohm
IEC 60093
Dielectric Strength 18.14 kV/mm

@Thickness 2.00 mm
460.8 kV/in

@Thickness 0.0787 in
IEC 60243-1
Processing Properties Metric English Comments
Rear Barrel Temperature 220 - 230 °C
428 - 446 °F
Middle Barrel Temperature 230 - 260 °C
446 - 500 °F
Front Barrel Temperature 230 - 260 °C
446 - 500 °F
Nozzle Temperature 230 - 260 °C
446 - 500 °F
Mold Temperature 20.0 - 50.0 °C
68.0 - 122 °F
Injection Pressure 30.0 - 100 MPa

@Time 2.00 - 10.0 sec
4350 - 14500 psi

@Time 0.000556 - 0.00278 hour
Hold Pressure 5.00 - 40.0 MPa

@Time 10.0 - 30.0 sec
725 - 5800 psi

@Time 0.00278 - 0.00833 hour
Screw Speed 40 - 80 rpm
40 - 80 rpm
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