What is the ptfe yarn?
Pure PTFE yarn including PTFE yarn with lubricant and PTFE yarn without oil. Tenglong PTFE yarn is made of expanded PTFE resin and high temperature-resistant lubricants through expand treatment, high tensile strength, low creep and good self-lubrication. The product is a idal used for braiding of pure PTFE packing.
Features:
Excellent sealing properties,
Low friction coefficient,
Low contact temperature,
Rapid heat lead-off from the contact surface.
Property:
Description | PTFE (Polytetrafluoroethylene) | |||
English | Metirc | |||
Tensile strength | 1,500-3,000psi | 103-206bar | ||
Flexural modulus | 72,000psi | 4964bar | ||
Izod Impact | Notched | 3.5ft-lbs/in | 7KJ/m2 | |
Heat Deflection Temperature | at 66 psi | 250℉ | 120℃ | |
Continuous Temperature | Maximum | 500℉ | 260℃ | |
Water Absorption | Immersion 24 Hours | <0.01% | ||
Coefficient of Linear Thermal Expansion | 8.9in/in/ºFx10-5 | |||
Coefficient of Friction | Dynamic | 0.1 | ||
Specification:
Property | Item | |
Type | Without Oil | With lubricant |
Yarn Count | 1700-3500tex | |
PTFE Content | 94-99% | |
Oil Content | - | 18 - 24% |
Breaking force | ≥ 60N | |
Elongation | > 75% | |
Operating Temperature | -210~260℃ | |
Shrinkage | <2% | |
Chemical Resistance | Excellent | |
Flammability | Non-flammable | |
Our Tenglong Company Products are of good quality and stable performance. Our company's website are www.sealings.cn and www.tenglongsealings.com, the Email is sales@sealings.cn. Welcome new and old customers to buy.