| About |
|---|
| Modified free-flowing suspension PTFE of the 2nd generation for compression moulding and ram extrusion applications like shaped parts, skived films, seals and valve seats. Special Features Meets ASTM D 4894 – Type III, Grade 2 classification Produced by suspension polymerisation Good mould filling behaviour Very good free-flowing properties High surface quality, low content of pores and low permeation Substantially reduced deformation under load (“cold flow”) Low stretch-void index Good electrical and mechanical properties Increased modulus of elasticity Good weldability Excellent chemical inertness Low friction behaviour Good flame retardance Exceptional temperature resistance&& |
| Product Description | |
|---|---|
| Generic | PTFE |
| Material Status | Commercial: Active |
| Features | Good surface appearance,Good Electrical Properties,Good liquidity,Low coefficient of friction,Flame Characteristics,Welding,V-0 |
| Availabilitys | North America,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 2.16 | g/cm³ | ISO 12086 |
| Apparent density | 0.76 | g/cm³ | ISO 60 |
| Shrinkage rate | 3.5 | % | Internal Method |
| Average particle size | 430 | µm | ISO 13320 |
| film | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| 200 µm | 35.0 | MPa | ISO 527-3 |
| Tensile strain | |||
| Fracture, 200 µ m | 600 | % | ISO 527-3 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Linear coefficient of thermal expansion | |||
| MD | DIN 53752 | ||
| 30 to 100 ℃ | 1.2E-4 | cm/cm/℃ | DIN 53752 |
| 30 to 200 ℃ | 1.4E-4 | cm/cm/℃ | DIN 53752 |
| 30 to 260 ℃ | 1.7E-4 | cm/cm/℃ | DIN 53752 |
| Thermal conductivity coefficient | 0.22 | W/m/K | DIN 52612 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+17 | ohms | IEC 60093 |
| Volume resistivity | 1.0E+18 | ohms·cm | IEC 60093 |
| Dielectric strength | |||
| 0.2 mm | 82 | kV/mm | ISO 12086 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | V-0 | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 59 | ISO 868 | |
| Tensile modulus | |||
| 23℃ | 650 | MPa | ISO 527-2 |
| Load deformation | ASTM D621 | ||
| 15 MPa | 8.00 | % | ASTM D621 |
| 15 MPa | 10.0 | % | ASTM D621 |
| 15 MPa | 4.00 | % | ASTM D621 |
| Notes |
|---|
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