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

ItemUnitIndex Value
Carcass MaterialCotton CC, Polyester Cotton TC, Polyester EP, Nylon NN
Tensile StrengthN/mm160 ~ 2400
Elongation @ 10% Tensile Strength≤ 4
Adhesion StrengthCC, TCCarcass Ply to Carcass PlyN/mm≥ 3.2
Cover to Carcass PlyN/mm≥ 2.7
EP, NNCover to Carcass PlyN/mm≥ 4.5
Cover to Carcass PlyN/mm≥ 3.5
Widthmm300 ~ 1800
Lengthm≤ 250

Cover Rubber Properties

TypeTensile StrengthElongation @ BreakAbrasion LossHardness
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

Replica Rolex product-table”>

TypeSolutionConcentrationTemp. & TimeBefore & After Soaking
Volume ExpansionStrength Change
A1HCl18%50 × 96hWithin + 10%Within – 10%
A2H2SO450%50 × 96hWithin + 10%Within -10%
A3NaOH48%50 × 96hWithin + 10%Within -10%

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