BN Ceramic Evaporation Boat
We are specializing in the production of all kinds of conductivecomposite ceramic evaporimeter (crucible). At present, we are oneof the largest and professional manufacturer with the best qualityin China. For boron nitride products, we own profound professionalexperts and engineers team which can research, design and providethe best solution for our customer's detail technical and costrequirement.

The specification of our ceramic evaporation boat:
110× 16× 9, 110× 20× 10, 105× 20× 10, 120× 24× 10, 110× 26× 10,130× 30× 10, 110× 30× 10, 130× 35× 10, 150× 35× 10, 120× 30× 10,120× 35× 10, 125× 22× 10
We also can produce according to customer's drawing or sizerequest.
Normal technical parameter:
1. Density: 2.9-3.1g/cm3
2. Resistivity(room temperature): 300-2000μΩ. Cm
3. Evaporation rate(1450° C): 0.4-0.5g/min. Cm2
4. Working temperature: ≤1850° C
5. Thermal conductivity(1450° C): >100/40W/mk
6. Thermal expansion coefficient (1450° C): (4-6)x10-6k
7. Bending strength(room temperature): >150mpa
Machining accuracy:
1. Length: L± 0.5
2. Width: B-0.1
3. Thickness: H± 0.18
4. Bending strength: ≤0.5mm
5. Undersurface roughness: ≤0.1mm
6. Two sides nonparallelisn: ≤0.2mm
Working condition:
1. Working current: 400-900A
2. Working voltage: 5-15V
3. Working temperature: 1300 - 1750° C
4. Evaporation rate: 0.3-0.5g/ minute /cm^2
5. Service life: 10-15hours
Pls. Contact us to get professional details!