... 300grams5.Useful: 8-20mm width glassproduction facility1.Casting facility: wax injector, paint mixer, medium-frequency induction furnace, box resistance furnace, ... machine, polishing machine.Heat treatmentSolid solution.Testing facilityspectrometer, tensile test machine, hardness test machine, mircoscope. 2.About Products: (1)We ... The Stainless Steel Glass Clamp of building hardware with high quality