Designation
Name |
The value |
Designation GOST Cyrillic |
ПлМ 90 |
Designation GOST Latin |
PlM 90 |
Transliteration |
PlM 90 |
By chemical elements |
PtCu 90 |
Name |
The value |
Designation GOST Cyrillic |
ПлМ-10 |
Designation GOST Latin |
PlM-10 |
Transliteration |
PlM-10 |
By chemical elements |
PtCu-10 |
Name |
The value |
Designation GOST Cyrillic |
ПлМ 900-100 |
Designation GOST Latin |
PlM 900-100 |
Transliteration |
PlM 900-100 |
By 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, 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 |
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, kg/m3 |
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. |