23.12/2022
Merry Christmas and Happy New Year 2023!
27.06/2022
POLEMA’s QMS confirmed its compliance with ISO 9001:20015
POLEMA JSC confirmed the compliance of the current QMS with the requirements of ISO 9001:2015.
03.06/2011
Progressive materials for multi-functional vacuum coatings
Application fields of materials for multi-functional vacuum coatings, characteristics of sputtering targets and evaporable sources used for technologies of physical deposition of hardening, protective, decorative and light-reflecting coatings, resistive, switching and transparent electro conductive films.
24.05/2011
Molybdenum and tungsten products for production of leucosapphires
POLEMA JSC is the leading global manufacturer of chromium, molybdenum, tungsten products, metal powders and composite materials.
Chromium briquettes
Briquettes are made by PM method and intended for alloying steels and manufacturing alloys and for the production of heat-resistant alloys.
The dimensions of the briquettes meet the following requirements:
(Ø40±5,0)×(40±10) mm.
Briquette weight (0,25±0,10) kg (for reference).
|
Nominal chemical composition, max % |
||||||||||||||||
|
Cr, min |
Fe |
Si |
Al |
S |
P |
C |
N |
O |
||||||||
|
99,7 |
0,18 |
0,06 |
0,03 |
0,003 |
0,0025 |
0,025 |
0,0035 |
0,03 |
||||||||
|
Nominal chemical composition, max % |
||||||||||||||||
|
Cr, min |
Pb |
Sn |
Sb |
Bi |
As |
Cu |
Zn |
Cd |
||||||||
|
99,7 |
0,0010 |
0,004 |
0,010 |
0,0005 |
0,010 |
0,02 |
0,006 |
0,02 |
||||||||
