... for construction equipment (zinc alloy die casting) MMT's has been supplying high precision high quality aluminum alloy, zinc Alloy and magnesium alloy die castings to abroad ... ), AlSi11Cu2,AlSi10Mg ),#Zinc Alloy( ZAMAK 2,3,4,5,7), #Mg Alloy( AZ91,AM60,AM50,AM20,AS41&AE42 ), ProcessHigh Pressure die casting, treatment, CNC ...