http://www.diecastdiscountwarehouse.com.au/die-cast-models/ <br />This Machine Differ From Hot Chamber Machines <br />Primarily In One Respect; The Injection Plunger And <br />Cylinder Are Not Submerged In Molten Metal. <br />The Molten Metal Is Poured Into A "Cold Chamber" Through <br />A Port Or Pouring Slot By A Hand Or Automatic Ladle. <br />A Hydraulically Operated Plunger, Advancing Forward Seals <br />The Port Forcing Metal Into The Locked Die At High Pressures. <br />Injection Pressures Range From 3,000 To Over 10,000 PSI for <br />Both Aluminum And Magnesium Alloys And From <br /> 6,000 To Over 15,000 PSI For Copper Base Alloys.
