Diecast Cold Chamber Machines

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