1. Genaral introduction:
Dental Co-Cr-Mo casting alloy called Co-Cr alloy for short. In international standar documents, it is called non-precious metal casting alloy, also called cobalt based alloy. According to the fast development and macket demand of dental material in the world, There are hexagon, squareness, rectangle, cylinder etc for the shape of our products, its maily used for the restoration in teeth missing or teeth damage. With its characteristic of hard quality, elasticity, white-brightness and nice-looking, it is the dental doctors' ideal materia choose for dental restorationl...The small package is 1000g/box, and large package is 20kg/case.

2. Technical parameters and performance:
(1) The alloy contains cobalt in 60-65%, chromium in 25-30%, the total amount of Co-Cr more than 85% and the amount of molybdenum more than 4%, which meets the international standards in ISO6871-1990 and the national industry standards in YY0268. It is stable in performance and secure & reliable in using.
(2) The tensile strength is more than 550N/mm2, the elongation rate is more than 4%, over 7 d of the corrosion resistance its average released ion amount is less than 0.1mg/cm3.
(3) Biocompatibility testing items: Cell proliferation test, hemolysis test, sensitization test, oral mucous membrane irritation test, Acute toxicity test, Ames test and so on.