| Category | Polymer , Thermoplastic , Elastomer, TPE , Polyester, TP , Polyester Thermoplastic Elastomer |
| Manufacturer | LG Chemical |
| Trade Name | KEYFLEX |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | LG Chemical KEYFLEX BT 1172D Ester Type TPE.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.25 g/cc | 1.25 g/cc | ASTM D792 |
| Water Absorption | 0.30 % @Temperature 23.0 °C, Time 86400 sec |
0.30 % @Temperature 73.4 °F, Time 24.0 hour |
ASTM D570 |
| Molecular Weight | 458.458 g/mol | 458.458 g/mol | |
| Maximum Moisture Content | 0.010 | 0.010 | Injection Molding |
| 0.010 | 0.010 | Extrusion Molding | |
| Linear Mold Shrinkage, Flow | 0.015 - 0.019 cm/cm @Thickness 3.20 mm |
0.015 - 0.019 in/in @Thickness 0.126 in |
ASTM D955 |
| Melt Flow | 14 g/10 min @Load 2.16 kg, Temperature 240 °C |
14 g/10 min @Load 4.76 lb, Temperature 464 °F |
ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore D | 66 | 66 | ASTM D2240 |
| Tensile Strength at Break | 45.1 MPa @Thickness 2.00 mm |
6540 psi @Thickness 0.0787 in |
50mm/min; ASTM D638 |
| Elongation at Break | 400 % @Thickness 2.00 mm |
400 % @Thickness 0.0787 in |
50mm/min; ASTM D638 |
| Flexural Modulus | 0.471 GPa @Thickness 6.40 mm |
68.3 ksi @Thickness 0.252 in |
15mm/min; ASTM D790 |
| Izod Impact, Notched | 0.490 J/cm @Thickness 6.40 mm, Temperature -40.0 °C |
0.918 ft-lb/in @Thickness 0.252 in, Temperature -40.0 °F |
ASTM D256 |
| 1.47 J/cm @Thickness 6.40 mm, Temperature 23.0 °C |
2.76 ft-lb/in @Thickness 0.252 in, Temperature 73.4 °F |
ASTM D256 | |
| Tear Strength | 162 kN/m | 924 pli | 50mm/min, at Break; ASTM D624 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Melting Point | 217 °C | 423 °F | Peak |
| Boiling Point | 140 - 230 °C | 284 - 446 °F | |
| Deflection Temperature at 0.46 MPa (66 psi) | 130 °C @Thickness 6.40 mm |
266 °F @Thickness 0.252 in |
Unannealed; ASTM D648 |
| UL RTI, Electrical | 50.0 °C @Thickness >=1.50 mm |
122 °F @Thickness >=0.0591 in |
|
| 50.0 °C @Thickness >=3.00 mm |
122 °F @Thickness >=0.118 in |
||
| UL RTI, Mechanical with Impact | 50.0 °C @Thickness >=1.50 mm |
122 °F @Thickness >=0.0591 in |
|
| 50.0 °C @Thickness >=3.00 mm |
122 °F @Thickness >=0.118 in |
||
| UL RTI, Mechanical without Impact | 50.0 °C @Thickness >=1.50 mm |
122 °F @Thickness >=0.0591 in |
|
| 50.0 °C @Thickness >=3.00 mm |
122 °F @Thickness >=0.118 in |
||
| Flammability, UL94 | HB @Thickness >=1.50 mm |
HB @Thickness >=0.0591 in |
|
| HB @Thickness >=3.00 mm |
HB @Thickness >=0.118 in |
||
| Flash Point | 300 - 340 °C | 572 - 644 °F |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | >= 1.00e+13 ohm-cm | >= 1.00e+13 ohm-cm | ASTM D257 |
| Dielectric Strength | 26.0 kV/mm @Thickness 1.00 mm |
660 kV/in @Thickness 0.0394 in |
ASTM D149 |
| Comparative Tracking Index | 600 V | 600 V | Solution A; IEC 60112 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Rear Barrel Temperature | 220 - 240 °C | 428 - 464 °F | Injection Molding |
| Middle Barrel Temperature | 230 - 250 °C | 446 - 482 °F | Injection Molding |
| Front Barrel Temperature | 235 - 255 °C | 455 - 491 °F | Injection Molding |
| Nozzle Temperature | 235 - 255 °C | 455 - 491 °F | Injection Molding |
| Zone 1 | 220 - 240 °C | 428 - 464 °F | Extrusion Molding |
| Zone 2 | 225 - 245 °C | 437 - 473 °F | Extrusion Molding |
| Zone 3 | 230 - 250 °C | 446 - 482 °F | Extrusion Molding |
| Zone 4 | 235 - 245 °C | 455 - 473 °F | Extrusion Molding |
| Adapter Temperature | 235 - 245 °C | 455 - 473 °F | Extrusion Molding |
| Die Temperature | 220 - 260 °C | 428 - 500 °F | Extrusion Molding |
| Melt Temperature | 220 - 240 °C | 428 - 464 °F | Injection Molding |
| 220 - 240 °C | 428 - 464 °F | Extrusion Molding | |
| Mold Temperature | 40.0 - 60.0 °C | 104 - 140 °F | Injection Molding |
| Drying Temperature | 80.0 - 90.0 °C | 176 - 194 °F | Injection Molding |
| 80.0 - 90.0 °C | 176 - 194 °F | Extrusion Molding | |
| Dry Time | 3.00 - 4.00 hour | 3.00 - 4.00 hour | Injection Molding |
| 3.00 - 4.00 hour | 3.00 - 4.00 hour | Extrusion Molding |