Copyright by SHAOXING SEALGOOD GASKET&SEALING CO.,LTD 浙ICP备14038462号-2 Powered by www.300.cn
Sales Manager:Adele Shen
Tel：0086-575-82410190
Fax: 0086-575-82037239
Mobile: 0086-18106876135
E-mail: sj@sealing-china.com
CONTACTS
MESSAGE
Description
PTFE tubing is manufactured by ram extruding method with ptfe granular resin. PTFE is the most chemical-resistant of all known Plastics. It Has the best electrical properties of plastics.
Application
Insulating cover for conductor,pipe for corrosive fluids.
Specification
Technical datas of pure PTFE tube
|
Item |
ASTM |
Data |
Unit |
|
Mechanical Properties |
|||
|
Density |
D792 |
2.1~ 2.2 |
g/m3 |
|
Tensile strength |
D638 |
≥25 about 25 ~ 45 |
MPa |
|
Elongation at break |
D638 |
≥150 about 200~ 350 |
% |
|
Compression strength |
D695 |
24 |
MPa |
|
ShoreD Hardness |
D636 |
50-60 |
- |
|
Friction coefficient |
on steel |
0.01 |
- |
|
Thermal Properties |
|||
|
Working Temp |
|
-180 ~ +260 |
°C |
|
Melting point |
|
330 |
°C |
|
Produce Max. Temp |
|
390 |
°C |
|
Fire Resistance |
UL94 |
V-0 |
|
|
Brittle point temperature |
|
-268 |
°C |
|
Electrical properties |
|||
|
Dielectric strength |
D149 |
>1400 |
kV/mm |
|
Volume resistivity |
D257 |
>1018 |
Ω·cm |
|
Surface Resistivity |
D257 |
>1016 |
Ω |
|
Dielectric constant |
D150 |
2.1 |
|
|
Conventional properties |
|||
|
Chemical solvent resistance |
Excellent |
|
|
|
Water absorption (25℃ ) |
D570 |
0.01 |
24h/% |
|
limit oxygen index |
D2963 |
>95 |
|
Filled material:
Filled PTFE products has more outstanding performance by adding filler such as carbon, graphite, bronze, glass fiber, carbon fiber, MOS2, PEEK, PI, POB BaSO4, SiO2, glass bead, polyamide.
Feature
100% virgin PTFE
High quality and standard test
Reasonable price and considerable after-sale service
Applicable medium includes oil, acid solution and almost all chemical material.
Excellent non-sticky property and low friction coefficient;
Weather resistance and excellent insulation property