ZlSrM 90-4 (ZlSrM 900-40)
For the production of sliding contacts; dentures
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Precious metals |
Gold, gold alloys |
Chemical composition
| Standard |
Fe, % |
Bi, % |
Cu, % |
Sb, % |
Pb, % |
Ag, % |
Au, % |
Примеси, % |
|---|
| GOST 6835-2002 |
< 0.08 |
< 0.003 |
5.02–6.71 |
< 0.003 |
< 0.003 |
3.5–4.5 |
89.7–90.3 |
< 0.09 |
Information on suppliers
Physical characteristics
| Temperature, °C |
$$\rho$$, $$\frac{kg}{m^3}$$ |
|---|
| 20 |
17500 |
Casting and technological parameters
| melting point, °C |
|---|
| 965–995 |
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Примеси |
% |
Impurities |
| Bi |
% |
Bismuth |
| Cu |
% |
Copper |
| Sb |
% |
Antimony |
| Pb |
% |
Lead |
| Ag |
% |
Silver |
| Au |
% |
Gold |
Description of physical characteristics
| Parameter |
Units of measurement |
Description |
| $$\rho$$ |
$$\frac{kg}{m^3}$$ |
The density of the material |
Description of the casting and technological parameters
| Parameter |
Units of measurement |
Description |
| melting point |
°C |
The temperature at which solid crystalline body makes the transition to the liquid state and Vice versa |