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afs silica sand manufacturers procedure

OSHAs new crystalline silica rule was finalized March 24 It reduced the permissible exposure limit PEL to silica in half from 100 µg microgramscum to 50 µgcum AFS is committed to assisting foundries in coming into and maintaining compliance with these new regulations in the most effective and economical manner
As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.

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