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Neodontics
Inc.
9775 Glenoaks Blvd., Suite
H
Sun Valley, CA 91352 U.S.A.
Telephone
United States Callers : (800) 544 7248
International Callers: 1 (818) 767 2730
Material Identification
Chrome-Cobalt Base Partial Denture Alloy
Trade Name
None-Precious Alloy
Commercial Name
Zaire
Section II
Ingredients & Hazards
| Ingredients |
Cas # |
% Composition by weight |
|
Cobalt (Co) |
(7440-48-4) |
60-62% |
|
Chromium (Cr) |
(7440-47-3) |
28-30% |
|
Molybdenum (Mo) |
(7439-98-7) |
5-6% |
|
Silicon (Si) |
(7440-21-3) |
<1% |
|
Manganese (Mn) |
(7439-96-5) |
1% |
|
Iron (Fe) |
(7439-89-6) |
<1% |
|
Carbon (C) |
(7440-44-0) |
0.30-0.40%* |
(*) 0.30% Carbon 330HV. ("Zaire" w/ regular hardness) (*) 0.40% Carbon 360HV ("Zaire" hard)
Solid Form
Fire and explosion resistant
Hazard Data
Technical Data
|
Melting Range |
1320° ? 1380° C (2408° - 2516° F) |
|
Yield Strength |
96,000 PSI |
|
Tensile Strength |
108,000 PSI |
|
Elongation |
6% |
|
Density |
8.70 (g/cm³) |
Casting and Grinding
During casting and grinding avoid inhalation of fumes and dust. Exposure to large concentrations of dust may cause industrial dermatitis and respiratory tract irritation. Chronic exposure to Cobalt may cause pulmonary hypersensitivity.
Wear protective clothing. Melt, grind and polish in presence of adequate ventilation. Use respirator, goggles, gloves, coveralls, or protective clothing.
Although reasonable care has been taken in gathering information from the sources which we believe are reliable for preparation of this documents, we extend no warranties and make no representation as to the accuracy or completeness of the information contained, and assume no responsibility regarding suitability of this information for the user's intended purpose or for the consequences of its use.