Sandblasting kacha mma na mkpochapụ zuru oke nke mkpuchi, agba, nrapado, unyi, igwe ihe igwe, tarnish ịgbado ọkụ, slag, na oxidation n'akụkụ dum nke elu akụkụ. Ebe ma ọ bụ ntụpọ dị na akụkụ nwere ike isi ike iru mgbe ị na-eji diski abrasive, wiil flap, ma ọ bụ wiil waya. Ihe kpatara na mpaghara re...
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