我们小组在厂党委的领导下,在全厂革命职工的大力支援下,一年多来用陶瓷型铸出了型板、芯盒、热芯盒、冲模、锻模等大批模具,为全厂模具制造解决了不少问题。陶瓷型一般由表面层(陶瓷壳)和背砂外套(水玻璃砂)两部分组成。开始,我们先造 Our team under the leadership of the factory party committee, with the full support of the revolutionary factory workers, more than a year with ceramic cast plate, core box, hot box, die, forging dies and other large mold for the whole plant Mold manufacturing to solve a lot of problems. Ceramic type generally consists of the surface layer (ceramic shell) and the back of the sand jacket (water glass sand) composed of two parts. At first, let’s make it