Tuag casting feem ntau siv tsis yog -ferrous alloys; ferrous hlau (steel, hlau, thiab lwm yam) tsis tshua siv vim muaj kev txwv ntawm cov khoom pwm. Ntawm cov tsis yog -ferrous alloy tuag castings, aluminium alloys yog siv dav tshaj plaws, ua raws li zinc alloys.
(1) Classification of Die-cast Non-ferrous Alloys Restricted Shrinkage Mixed Shrinkage Free Shrinkage Lead Alloy -----0.2-0.3% 0.3-0.40% Zinc Point Alloy. Alloy -------- 0.3-0.4% 0.4-0.6% 0.6-0.8% Aluminium-Silicon System--0.3-0.5% 0.5-0.7% 0.7-0.9% Die-cast Non-ferrous Alloys Aluminium Alloy Aluminium-Copper System.5-Aluminium-Magnes 0.7-0.9% 0.9-1.1% High Melting Point Alloy Aluminium-Zinc System Magnesium Alloy ---------- 0.5-0.7% 0.7-0.9% 0.9-1.1% Copper Alloy
(2) Recommended Casting Temperatures for Various Die-cast Alloys Alloy Type Average Wall Thickness of Casting ≤3mm The average wall thickness of the casting is >3mm ib. Cov qauv yog yooj yim. Cov qauv yog complex. Cov qauv yog yooj yim. Cov qauv yog complex.
