Knocking Agent

RCOL - 2802

KNOCKING AGENT

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DISCRIPTION: It is a powder break down agent for Silicate Co2 system.

It is recommended for both mold/core made of Silicate Co2

system and also self setting silicate system.

It is Iron Oxide Base Knocking Agent.

INSTRUCTION FOR USE: Addition rate: 0.2 to 0.4 % of dry sand used.

Coat dry sand with required RCOL POWDER and then add

Sodium Silicate.

Harden the sodium silicate either with Co2 gas or ester.

ADVANTAGES: RCOL POWDER provides effective and uniform breakdown

Properties over the entire section of the mould or core.

Iron oxide increases the thermal conductivity of the coated sand.

The iron oxide reduces gas defects.

The iron oxide prevent pin holding defects.

PACKING: 50 Kg bags.

For Further Details and Technical Assistance please contact us