PPS Needle Felt

  • Excellent Anti-Acid And Anti-Alkali
  • Anti-High Temperature:190-220°C/374-428°F
  • High-efficiency filtration
  • Sulfur fumes or sulfur oxides in fuel can be used
  •  Very easy to be oxidized in sunshine

Description

Features

  • Excellent Anti-Acid And Anti-Alkali
  • Anti-High Temperature:190-220°C/374-428°F
  • High-efficiency filtration
  • Sulfur fumes or sulfur oxides in fuel can be used
  •  Very easy to be oxidized in sunshine
  • Suitable for high humidity, high concentration, flue dust containing chemical ingredients
  • Can be customized.
  • Notice:Common brand of PPS include Ryton® and Procon® and belong to Philip Company.

Physical and Chemical Properties

Weight(gsm) 500
Thickness(mm) 1.8
Width(mm) ≤2.2 m
Finish treatment Singeing, Calendaring, Heat setting
Air permeability(L/m2.s) 200-300
Tensile strength(N/5 cm) warp ≥1100
weft ≥1500
Tensile  elongation(%) warp ≤15
weft ≤20
Heat shrinkage(%) warp ≤1.5
weft ≤1.0
Temperature(°C/°F) Continue 190/374
Instant 220/428
Anti-acid Good
Anti-alkali Excellent
Anti-abrasion Excellent
Hydrolysis stability Middle

Option 2

We also supply a new material which can replace the PPS needle felt.It has the characteristics of the PPS needle felt,but the continue temperature can up to 250℃.The following are the specifications about the new products.

Weight(gsm) 810
Thickness(mm) 0.75
Air permeability(cm³/cm²/s) 2-4
Tensile strength(N/25mm) warp 2400
weft 2800
Temperature(°C/°F) Continue 260/500
Instant 300/572
Anti-acid Excellent
Anti-alkali Excellent

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