Knocking Agent

                           RCOL - 2802 KNOCKING AGENT _________________________________________________________________________________________________________________ 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