Cast iron plate scraping by GB/4986-85 standard manufacturing, face grinding process used for parts of the grinding, measuring repair. 
 Scraping plate manufactured by GB/4986-85 standard, face grinding process used for parts of the grinding, measuring repair, with parts of this product after grinding the surface roughness Ra ≦ 0.08μm, generally smaller size and weight specifications in the 100 × 100 - 800 × 600, about 30-50 kg, mainly used as a mold plate to use.