Alloy 90 PLM (PLM-10; PLM 900-100)
Designation
| Name |
The value |
| Designation GOST Cyrillic |
ПлМ 90 |
| Designation GOST Latin |
PlM 90 |
| Transliteration |
PlM 90 |
| The chemical elements |
PtCu 90 |
| Name |
The value |
| Designation GOST Cyrillic |
ПлМ-10 |
| Designation GOST Latin |
PlM-10 |
| Transliteration |
PlM-10 |
| The chemical elements |
PtCu-10 |
| Name |
The value |
| Designation GOST Cyrillic |
ПлМ 900-100 |
| Designation GOST Latin |
PlM 900-100 |
| Transliteration |
PlM 900-100 |
| The chemical elements |
PtCu 900-100 |
Description
Alloy PLM 90 is used: for the manufacture of jewelry for personal adornment (necklaces, narrow and wide bracelets, original hair accessories, filigree earrings, brooches, pendants, wedding rings, rings, chains).
Note
Platinum-copper alloy.
Standards
| Name |
Code |
Standards |
| Non-ferrous metals, including rare metals, and their alloys |
В51 |
GOST 30649-99, GOST Р 51152-98 |
Chemical composition
| Standard |
Si |
Fe |
Cu |
Pb |
Au |
Pt |
| GOST 30649-99 |
≤0.009 |
≤0.04 |
The rest |
≤0.015 |
≤0.05 |
90-90.5 |
Pt is the basis.
According to GOST 30649-99 the chemical composition is given for the jewelry alloy YpllM-10 (YUPML 900-100). The sum of the normalized impurities is ≤ 0.110%.
Physical characteristics
| Temperature |
r, кг/м3 |
| 20 |
18820 |
A description of the physical symbols
| Name |
Description |
| r |
Density |
Technological properties
| Name |
The value |
| Pressure treatment |
The alloy is suitable for all types of cold treatment. |
| Casting |
The alloy is suitable for all kinds of casting. |
