... ,35kg,40kg,50kg,60kg,80kg,120kg1.Material: Stainless steel-AISI316 AISI304 ,alloy casting and carbon steel.2.Technics : Precision Cast3.Surface :Mirror or ... Satin polished, Galvanized.4.Process:Silica sol, lost wax process,prescision casting ... you and your company and realize win-win cooperation :) stsinless steel marine casting