Black Metal Gold Melting Crucible , Small Graphite Crucible SGS Certification
High purity induction gold furnace melting high temperature graphite crucible
1. Description
Graphite crucible, which is divided into general type of graphite crucible, special type of graphite crucible, high purity graphite crucible.Graphite crucible, which is divided into general type of graphite crucible, special type of graphite crucible, high purity graphite crucible.
The main raw materials of Graphite crucible is natural crystalline graphite. Therefore, it maintains the original natural graphite various physical and chemical properties.
Our graphite crucible is made from selective raw material, and added into anti oxidation composition .It has many advantages, High purity machined graphite crucible, which is machined according to customers' drawing from large graphite blocks.
2. Physical and chemical indicators of graphite crucible.
| Model |
density g/cm3 |
Resistivity μΩm |
Breaking strength Mpa |
Compression strength Mpa |
Thermal expansion coefficient 10-6/℃ |
Ash % |
Graininess mm |
| ≥ | ≤ | ≥ | ≥ | ≤ | ≤ | ||
| 160 | 1.60 | 8.0 | 18.0 | 36.0 | 2.9 | 0.3 | 2.0mm |
| 170 | 1.70 | 7.8 | 20.0 | 40.0 | 2.9 | 0.3 | 0.8mm |
| 172 | 1.72 | 7.5 | 22.0 | 44.0 | 2.9 | 0.3 | 0.8mm |
| 175 | 1.75 | 7.5 | 24.0 | 48.0 | 2.9 | 0.3 | 0.8mm |
| 185 | 1.85 | 7.0 | 36.0 | 75.0 | 3.0 | 0.2 | 0.045mm |
3. Advantage
1. Thermal conductivity is fast
2. Long service life
3. High density
4. Erosion Resistance
5. Sticky residue less
6. High temperature
7. Less pollution
8. High oxidation resistance
4. Notes of Usage for the Graphite Crucibles
1. Be carefully Of Storage and handling.
2. Choose the suitable base. Put on the right position.
3. Additives should not be too much. Be carefully.
4. Burner flame shall not be directly to crucibles.
5. The influence of deslagging agent.
6. Adhesion oxide will cause crucible rupture.
5. FAQ
1. When can i get the price?
We usually quote within 24 hours after getting your detailed requirements,like size,quantity etc. .
If it is an urgent order, you can call us directly.
2. Do you provide samples?
Yes, samples are available for you to check our quality.
Samples delivery time will be about 3-10 days.
3. What about the lead time for mass product?
The lead time is based on the quantity,about 7-12days.For graphite product,apply Dual-use items
license need about 15-20working days.
4. What is your terms of delivery?
We accept FOB, CFR, CIF, EXW, etc. You can choose the most convenient way for you. Besides that,
we can also shipping by Air and Express.
5. Product packaging?
We are packed in wooden cases, or according to your requirements.
6. Notice
Please note that the price on alibaba is a rough price.The actual price will depends on raw materials,
exchange rate ,wage and your order quantity .Hope to cooperation with you,Thanks !
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.