P31-Acid-Alkali-Resistant-Conveyor-Belt

Acid-Alkali Resistant Conveyor Belt

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Technical Requirements

Comply with CEMA/RM, AS, GB standards for rubber conveyor belt.

  • Features

  • 1. Carcass can be made from Polyester EP, Nylon NN, Cotton CC, and Polyester Cotton TC.
  • 2. Good overall adhesiveness, excellent physical and chemical corrosion resistance.
  • Application

  • Mainly used in conveying acid or alkali material at chemical factory, fertilizer factory, paper mill, mining plant etc.

Overall Specifications

No. of Plies 2 ~ 6

Item Unit Index Value
Carcass Material Cotton CC, Polyester Cotton TC, Polyester EP, Nylon NN
Tensile Strength N/mm 160 ~ 2400
Elongation @ 10% Tensile Strength ≤ 4
Adhesion Strength CC, TC Carcass Ply to Carcass Ply N/mm ≥ 3.2
Cover to Carcass Ply N/mm ≥ 2.7
EP, NN Cover to Carcass Ply N/mm ≥ 4.5
Cover to Carcass Ply N/mm ≥ 3.5
Width mm 300 ~ 1800
Length m ≤ 250

Cover Rubber Properties

Type Tensile Strength Elongation @ Break Abrasion Loss Hardness
MPa % mm^3 %
Aging Test in HotAir(Condition: 70℃ x 96h) Before Aging ≥ 14.0 ≥ 350 ≤ 200 ≤ +50
After Aging ≥ 16.0 ≥ 350 ≤ 160 ≤ +5

Note : Cover rubber tested in ozone with concentration of 50*10-8, elongated 20%, and temperature of 40℃ , no crackle after 15
hours of testing.

Cover Rubber Acid-Alkali Properties

Type Solution Concentration Temp. & Time Before & After Soaking
Volume Expansion Strength Change
A1 HCl 18% 50 × 96h Within + 10% Within – 10%
A2 H2SO4 50% 50 × 96h Within + 10% Within -10%
A3 NaOH 48% 50 × 96h Within + 10% Within -10%

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