Gray cast iron has good shock absorption. Use gray cast iron to make base or frame of CNC machine, such as dynamometer cast iron lathe plates, they can effectively absorb the energy of machine vibration

Casting mesh burr is one of the fault of cast iron T slots plate that we should consider, six methods can help us to avoid them.

The cast iron platform is difficult to cast without stiffeners (Reinforcing ribs). The stiffeners can act as the internal runner of the cast iron platform to help fill the mold cavity and help the molten iron inject into the support section of the cast iron platform.

The welded cast iron platform undergoes three times of inspections, casting, machining and finished product. The casting inspection mainly check appearance specifications, technical requirements, and whether the cast iron platform has sand holes, pores, cracks, sand inclusions, shrinkage porosity and machining errors.

The specifications of the cast iron bed plates are usually 200*300-3000*8000mm, if more bigger size, splicing form can be considered. The following principles are for your reference.

In order to prevent deformation of the cast iron T slots plate, when using a crane to lift it, four round steels of the same length should be inserted into the lifting hole, and then the same length of oil wire rope should be used for lifting, and the cast iron T slots plate should be transported in a balanced tools.