Forgings are workpieces or blanks obtained by forging and deforming metal blanks. The mechanical properties of metal billet can be changed by applying pressure to make it produce shape deformation. According to the temperature of the blank in processing, forging can be divided into cold forging and ......
Read MoreThe size accuracy of the coating sand casting casting is CT7 ~ CT8, and the surface roughness RA value is 6.3 to 12.5 m. The formation of the forming sand of the membrane can reach the level of water glass melting mold casting process.
Read More