Item Number: BN-HS/ BN-HQ/ BN-HC
Purity (%)
BN-HS BN＞99.7％ / BN-HQ BN＞99.3％ / BN-HC BN＞99％
Temperature
(Inert) 2100 °C max. under a protective gas environment (Ar,N2)
(vacuum) 1900°C max. under vacuum
(Air) 900°C max in the air
1. Independently developed new formula products to solve the problems of sputtering pot and nickel and copper corrosion.
2. Adopt advanced formulation technology, optimize components, have good chemical stability and stable resistivity.
3. Good oxidation resistance, aluminum, nickel, copper, and gold resistant.
Boron Nitride (BN) High Purity Ceramic Crucibles are used extensively in high-temperature applications that require exceptional thermal stability, chemical inertness, and purity.
·Melting and casting of metals and alloys
·Processing of advanced materials
·Chemical analysis
·Crystal growth
Outstanding resistance to thermal shock.
Superior electrical resistivity.
Resistant to corrosion from acids and alkalis.
This high-purity Boron Nitride crucible is ideal for sintering and smelting:
Nonferrous and ferrous metals such as aluminum, bismuth, germanium, antimony, tin, cadmium, lead, nickel, zinc, copper, magnesium, iron, stainless steel…
Glass melting, soda glass, cryolite.
Silicon molten salt, fluoride, slag.
*Not recommended for use with antimony trioxide, chromium oxide, molybdenum trioxide, arsenic trioxide, titanium carbide, high-lead glass glaze, boron phosphate, potassium phosphate, chlorine.
|
Grade |
BN-HS |
BN-HQ |
BN-HC |
|
|
Purity (%) |
BN＞99.7％ |
BN＞99.3％ |
BN＞99％ |
|
|
Color |
White |
White |
White |
|
|
Density (g/cm3) |
1.3-1.4 |
1.5-1.6 |
1.9-2.0 |
|
|
Oxygen content （％） |
≦0.1 |
≦0.1 |
≦0.35 |
|
|
Volume resistivity （Ω・cm） |
>1014 |
>1014 |
>1014 |
|
|
Operating temp |
Air |
≦900 |
≦900 |
≦900 |
|
Inert gas |
≦2100 |
≦2100 |
≦2100 |
|
|
Vacuum |
≦1900 |
≦1900 |
≦1900 |
|
|
Bending strength （MPa) |
18 |
30 |
40 |
|
|
Coefficient of thermal expansion （10-6/℃） |
-0.4 |
-0.4 |
1.5 |
|
|
Thermal conductivity （W/m･K） |
60 |
50 |
35 |
|
