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Product name

Virgin PTFE Tri-Clamp Gasket

Serial number
SG-G1224
Affiliate classification
没有此类产品
Product description

Description 

It is the best suit the condition with rough and fragile flange and alternately-changing temperature.

With good mechanical strength ,PTFE can be made into different shapes of PTFE products or other metal products ,such as PTFE envelope gasket, spiral wound gasket, metal corrugated gasket or metal serrated gasket.

Application

Applied to the various industry in chemical, petrochemical, refining, alkali, acid, phosphate fertilizer, pharmaceutical, pesticide, chemical fiber, dye, coking, coal gas, organic compound, non-ferrous smelting, steel, atomic energy and high purity products , viscous material transportation and operation, highly strict health food production and so on.

Specification

Item

Unit

Value

Density

㎏/cm3

2.10-2.30

Crystallinity

%

Resin 9397     
  Quenching products 5065  

 Non-Quenching products 6385

Temperature

-70~260

Melting point

327

Distortion temperature

55

Vicat softening point

110

Thermal-decomposition temperature

>415

Linear expansion coefficient

1/℃

 2060℃  10.3×10-5 
20100℃ 10.5×10-5
20150℃ 11.4×10-5
20200℃ 12.8×10-5

Thermal conductivity

W/m.K

0.256

Poisson's ratio25℃

-

0.40

Refractive index

%

1.37

Bibulous rate

 -

<0.01

Contact angle to water

 -

114°-115°

Surface tension

N/Cm

18.5×10-5

Permittivity

(10H2

≤1.8-2.2

Volume resistivity

Ωm

≥1×1015

Surface resistivity

Ω

>1010

Arc resistance

s

≥300

Tensile strength

MPa

27.6

Elongation at break point

%

238

Compressive modulus of elasticity

MPa

280

Compressive strength 5%

MPa

12.9

Impact strengthgap

KJ/m2

2.0

Bending strength

MPa

20.7

Flexural Modulus of Elasticity

MPa

700

Friction coefficient

(Load 2MPa

(Time 30mm

0.11

Friction coefficient

mg

249

Wear scar width

mm

15.8

Outer Diameter Size

mm

≤ 2000

Feature

1.Good insulation performance and outstanding ageing resistance

2.Chemical resistant, acid and alkali resistant
3.Non-viscous and easy to install and replace
4.High mechanical strength, good turning performance  and easy to process into various sealing products.

5.Clean products and can be used in food, medicine and other sealing parts which is not polluted

 

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