PTFE resin: suspended fine Granule materials
|
No. |
Index name |
Technical Index
|
||
|
|
|
3112 3122 3113 3123 3114 3124 |
3212 3222 3213 3223 3214 3224 |
3313 |
|
1 |
Cleanliness |
a. The surface is clean and the texture is uniform, and no impurities are allowed |
The surface is clean, the texture is uniform, no metal impurities are allowed, and no more than 2 impurities less than or equal to 1mm |
The surface is not clean, the texture is uneven, or there are small metal impurities, more than 2 impurities less than or equal to 1mm |
|
2 |
Tensile strength MP≥ |
25.5 |
22.5 |
16.0 |
|
3 |
Elongation% |
250 |
250 |
200 |
|
4 |
Moisture content% |
0.04 |
0.04 |
0.05 |
|
5 |
Melting point °C |
327±5 |
327±5 |
- |
|
6 |
Standard relative density |
2.13-2.18 |
2.13-2.18 |
- |
|
7 |
Thermal instability index ≤ |
50 |
50 |
- |
|
8 |
Electric strength MV/m ≥ |
60 |
- |
- |
