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Description

1. High density;

2. Good corrosion resistance;

3. The surface roughness of tooled crucibles does not exceed Rz 6.3;

4. The use temperature below 2450ºC in vacuum or deoxidize atmosphere;

5. Manufactured based on customers' requiremen.

Atomic number	74
CAS number	7440-33-7
Atomic mass	183.84 [g/mol]
Melting point	3420 °C
Boiling point	5555 °C
Density at 20 °C	19.25 [g/cm³]
Crystal structure	Body-centered cubic
Coefficient of linear thermal expansion at 20 °C	4.4 × 10^-6[m/(mK)]
Thermal conductivity at 20 °C	164 [W/(mK)]
Specific heat at 20 °C	0.13 [J/(gK)]
Electrical conductivity at 20 °C	18.2 × 10⁶[S/m]
Specific electrical resistance at 20 °C	0.055 [(Ωmm²)/m]

Specification

delivery condition	specification		tolearance		thickness	roughness
	diameter	height	diameter	height
sintered	10-550	10-750	+/-5.0	+/-5.0	8-20	＜3.5
sintering finishing	10-450	10-550	+/-0.5	+/-1.0	7-18	＜2.5

Quality&Inspection

Application

1. Used for sapphire single crystal growth furnace
2. Applied for quartz glass melting furnace;
3. Used for rare earth smelting furnace;
4. Used for sintering metal molding of high melting point;
5. Widely used in other following industries: Ceramics and metallurgical industries, machinery processing and light industries.

Keywords

Metal material

Crucible For Furnace

1. High density; 2. Good corrosion resistance; 3. The surface roughness of tooled crucibles does not exceed Rz 6.3; 4. The use temperature below 2450ºC in vacuum or deoxidize atmosphere; 5. Manufactured based on customers' requiremen.

sales@hypersolidmetal.com

+86 18800788112

Classification

Tungsten Crucible