Product Description

Properties of fluorocarbon polymer


Property

PTFE

FEP

PFA

ETFE

PVDF

Specific gracity

2.14-2.2

2.12-2.17

2.12-2.17

1.7-1.86

1.75-1.78

Melting point(℃)

327

270

310

270

173-175

Contact angle(degree)

110

114

115

96

82

Maximum temp.for continuous use(℃)

260

200

260

150

150

Tensile strength(MPa)

20—45

19--22

27--31

40--46

39--59

Elongation(%)

200—400

250--330

280--300

420--440

300--450

Static friction coeffcient

0.02

0.05

0.05

0.06

0.4

Dielectric constant

2.1

2.1

2.1

2.6

7.72

Dielectric dissipation factor

<1×10-5

6×10-5

1×10-5

8×10-4

1.9×10-2

Dielectric breakdown strength(V/mil) 3.2mm

500

500

500

400

260

Volume resistance(Ω-cm)

>1018

>1018

>1018

>1016

>2×1014

Chemical resistance

Excellent

Excellent

Excellent

Excellent

Excellent

Weatherability

Excellent

Excellent

Excellent

Excellent

Excellent

Combustibility(Oxygen%)

>95

>95

>95

31

43



PFA tubing provides excellent chemical resistance and a good diffusion-resistance. This made PFA tubing could be used in food and beverage dispensing equipment manufacturers.

High level of purity.

Excellent chemical resistance.

Retains higher mechanical strength at elevated temperatures compared to FEP.

High resistance to stress cracking.

Temperature resistant up to 260℃.

Available also as colored tubing.

Compliance for regulations.


Application: Semiconductor, Environmental fluid, Food & Beverage



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