... 6 zone cooling2.Die —Type:Spiral—Material:high quality mould steel, copper calibration sleeve—Dimension: 75mm-200mm3. Vacuum calibration ... tank--Vacuum tank form: Using stainless steel,5 mm thickness,contact segment is stainless steel, whole journey vacuum, windows two ... 6000 mm.—Spray water tank:stainless steel box,4 mm thickness,contact segment is stainless steel, whole course vacuum ,windows two ...