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Metals

Antimony trioxied

 

Specification

ITEM STANDARD STANDARD STANDARD
Sb2o3(%)≥ 99.50 99.80 99.90
As(%)≤ 0.045 0.045 0.004
Pb(%)≤ 0.093 0.074 0.009
Fe(%)≤ 0.0042 0.0035 0.003
Cu(%)≤ 0.0025 0.002 0.0015
Se(%)≤ 0.0050 0.004 0.004
Bi(%)≤ 0.002 0.002 0.001
Cd(%)≤ 0.0015 0.001 0.0005

 

Application

1. Used as a flame retardant for various resins, synthetic rubber, canvas, paper, paint and so on.

2. As catalyst for petrochemical and synthetic fiber.

3. Antimony trioxide is an additive type flame retardant, it is often used with other flame retardants,

    smoke agent.

4. Common polycondensation catalysts.

5. For fire retardant coatings, pigments, enamel and glass industry and the production of potassium

    antimony tartrate.