... products, industrial production is still forging the most commonly used mold release lubricant. Therefore, the application of graphite in production ... Main ingredients of the product: Zn (zinc), Na (sodium), Si (silicon), K (K), Fe (iron), Ca (calcium) and so on. Forging ... feeding device is normal, if there are cracks the mold cavity, mold release coating uneven from top to bottom, the presence ...