It is used for mixing cement powder and denture powder when filling teeth in dental department.
Quality Standard Parameter:
The hardness of the adjusting knife is high, and the surface of the adjusting knife can be made with bright or without bright. The value of the surface roughness Ra of the surface (except the handle) should not be greater than: 0.4μm with bright and 0.8μm without bright. 3, the knife should be honest, symmetrical, the appearance should not be sharp edge, burr, crack; The width of each side of the stalk should be uniform, and the stalk should be clear and complete, without missing or rotten flowers.