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Filled PTFE
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Trexon
PTFE & Filled PTFE

PTFE & Filled PTFE Selection Guide
PTFE & Filled PTFE
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Sr. No.

Grade

Filler Content
by Weight %

Standard
Series

Properties

1

Virgin PTFE

-

Yes

  • Hygienic
  • Excellent chemical resistance
  • Outstanding electrical properties
  • Excellent flexural properties

2

Glass filled PTFE

15 - 25

Yes

  • High compressive strength
  • Excellent chemical resistance
  • Improved wear resistance under load & permanent deformation

3

Carbon /Coke filled PTFE
(soft amorphous carbon hard fiber)

25 - 35

Yes

  • High compressive strength
  • Improved wear resistance under load & permanent deformation
  • Better thermal / electrical conductivity.

4

Graphite filled PTFE
(pure crystalline carbon)

15

Yes

  • High compressive strength
  • Improved wear resistance under load & permanent deformation
  • Better thermal / electrical conductivity.
  • Good chemical resistance
  • Improved frictional properties.

5

Bronze filled PTFE
(oxidising /Non oxidising)

40 - 60

Yes

  • High compressive strength
  • Excellent wear resistance improved under load & permanent deformation
  • Better thermal / electrical conductivity.
  • Good chemical resistance
  • Very low cold flow.

6

Bronze plus,Molybdenum
Disulphide filled PTFE

55 + 5

Yes

  • Improved fictional properties
  • High compressive strength
  • Excellent wear resistance improved under load & permanent deformation
  • Good thermal / electrical conductivity.
  • Very low cold flow.

7

Aluminium Oxide filled PTFE

5 - 10

No

  • Excellent electrical properties
  • Excellent  compressive strength
  • Excellent wear resistance improved under load & permanent deformation

8

Calcium Fluoride filled PTFE

5 - 10

No

  • Excellent chemical resistance
  • Improved wear resistance under load & permanent deformation
  • Excellent  compressive strength
  • Good with chemicals that attack glass

9

Stainless Steel filled PTFE

5 - 10

No

  • Excellent chemical resistance
  • Outstanding mechanical properties
  • Good wear resistance

10

Mica filled PTFE

5 - 10

No

  • Excellent compressive strength
  • Very low coefficient of thermal expansion
  • Poor tensile properties

11

Glass + MoS2 filled PTFE

15 + 5

Yes

  • High compressive strength
  • Excellent chemical resistance
  • Improved wear resistance under load & permanent deformation
  • Improved frictional properties

12

Pigmented PTFE

-

No

  • Improved Visibility

Nonstandard Series can be made available on request subject to minimum quantity.

Guide for Chemical resistance of PTFE Composition(click here for details)