NAME OF INDEX

FIRST GRADE

QUALIFIED GRADE

Appearance

White or grayish white powder

Melting point,,min

145.0

144.0

Heating loss, %,max

0.20

0.30

Ash content, %,max

0.30

0.40

Residue(150um)%,max

0.0

0.10

Application:
generally used for natural and synthetic rubbers. not suitable for latex. mainly used in manufacture of tires, rubber boards, rubber shoes and other technical rubber goods.
Packing:
20kg or 25kg per bag
Storage:
stable indefinitely under normal storage conditions.