Cast iron gearbox housing made by custom drawings

Process

Sand casting

Key specification

1.Material: cast iron/ductile iron/alloy steel and so on

2.Standard: ASTMDINBSJIS

3.Surface finish: Anti-rust oil or galvanized

4.Weight: from 0.5kg to 300kg

production facility

1.Casting facility: Auto production line, furnace, annealing production line,box resistance furnace,  shot-blasting machine, sand-blasting machine, galvanizing line.

2.Machining facility: CNC machine, linear cutting machine, NC milling machine, polishing machine.

Heat treatment

Annealing/Tempering/Normalizing/Solid solution.

Testing facility

spectrometer, tensile test machine, hardness test machine, mircoscope.