The production method of as-cast high strength and toughness ductile iron crankshaft for "Shenlong" brand car with highpressuremoulding line was finally determined.
在高压适型线生产中，获得铸态条件下生产强韧性神花轿车球铁曲轴的生产工艺。
2
When the moulding technological test is carried out on the air impulse test moulding machine, the moulding sand employed is the sand used by Nanchang Diesel Factory for high-pressuremoulding.
利用气流冲击试验机进行造型工艺试验，使用的型砂为南昌柴油机厂高压造型用砂。
3
Sample of porous SiC polycrystals are prepared by solid sintering process under high temperature and normal pressure using moulding SiC powder.