News

• 15

  2020-12

  Problems needing attention in pouring machine tool castings

  The lost foam casting / resin sand casting is adopted for machine tool casting. The following points...

• 15

  2020-12

  Improving the tensile strength of gray iron castings

  In order to improve the tensile strength of gray cast iron, lower carbon equivalent should be adopte...

• 15

  2020-12

  Inspection methods for surface and internal quality of castings

  The inspection of castings mainly includes dimensional inspection, visual inspection of appearance a...

• 15

  2020-12

  Method of casting machine tool

  Sand casting is the common casting method, followed by special casting methods, such as: metal mold ...

• 15

  2020-12

  Technology to solve the problem of air hole in casting

  The blowhole of die casting is widely existed in castings. How to solve the blowhole defect is a hea...

• 15

  2020-12

  Why is it difficult to electroplate pig iron castings than other steel parts?

  The surface of cast pig iron parts is often uneven and porous, and only rough and porous coating can...