dimensions, smooth surface, free of blow holes and devoid of casting defects.The surface of the sand is covered with a layer of
solid resin film or sand. Cold and hot method of two kinds of coating process





| Product name | Coated sand | 
|  Specifications | 50-100mesh 70-140mesh  | 
| Colour | Black,Yellow, Customizable | 
| Application | It is one of the best moulding sands for cars, tractors and hydraulic parts. | 
| Package | 50kg/bag,1ton/bag | 
| Sample | free | 









Certificate introduction
Certificate introduction




