clear Quartz Crucible, Milky Quartz Crucible, quartz Singing Bowl
Quartz crucible of arc melting used for semiconductor industry is the essential basic material for pulling monocrystalline silicon and developing L S I circuit. It has the advantages of high purity, high temperature resistance with big size, good thermal insulation, economization on energy, quality stability etc.
Content | Density | Compressive Strength | Max service temp |
SiO2≥99.9% | 2.20-2.30 g/cm3 | 1000 Mpa | 1450°C |
| Density 20°C kg.m-3(x103) | 2.2 |
| Coefficient of expansion 25-300°C°C-1(x10-6) | 0..56 |
| Softening point °C | 1670 |
| Annealing point°C | 1210 |
| Strain pont°C | 1110 |
| Youngs modulus(pa) | 7.3*1010 |
Fused quartz crucible
| Theraml conducticity | 1.38(w/mok) |
| Coefficient of thermal expansion(0-1000°C) | 0.55(10-5/°C) |
| Normal operating temperature Continuous usage | ~1050°C |
| Normal operating temperature Non-continuous usage | ~1250°C |
| Strain point | ~1075°C |
| Strain point | ~1180°C |
| Hot procesing temperature | ~1700-2100°C |
| Devitrification temperature | Starting at ~1000°C,high temperature accelerates devitrification ,esp.with surface contaminants such as alkaline solutions ,salts and vapors. |
Package
Carton,Plywood
Shipping
We can supply you the translation methods whatever you want.
--By express (DHL/Fedex/etc.)
--By Air to your nearest Airport
--By Sea to your nearest Seaport
--By the sellers’ shipping agent
Our products are warranted to be free from defects in materials or workmanship for 6months from the date of purchase. This warranty does not cover consumables and failures due to abuse, misuse, accident or unauthorized alteration or repairs.
1.Your inquiry related to our products or prices will be replied within 24hours
2. Guarantee samples quality same as mass production quality
3. Offering the support to solve the problem in the application or selling period.
4. Competitive prices based on same quality.
Shanghai Kessen Ceramics Co., Ltd. is a wholly owned subsidiary of Shanghai Kessen
Group Corp. Professional design, production and sale of precision ceramics, refractory
ceramics, and new inorganic non-metallic materials, that is alumina, zirconia, magnesia,
silicon nitride and silicon carbide as main raw materials. After a series of synthetic and
refining processing to make superfine powder. By means of 1700c ultra-high temperature and
high pressure process sintering, the products have high temperature resistance, corrosion,
wear, pressure insulation and other outstanding features. They are widely used in electronics,
metallurgy, petrochemical, information, mechanical, electrical, autos, aerospace, new energy,
military, defense and other industries.
Shanghai Kessen Group Corp
Shanghai Kessen Ceramics Co Ltd
No1115 Road Yongxin Jiading Shanghai 201800 China
Tel:86-21-51099195 Fax:86-21-51010816 Skype:kessen.alan
www.kscera.com
1. Can you accept OEM?
Yes!.We can manufacture as per your request specification.
2. Can you deliver the goods via our shipping agent?
Yes, we could help you make the delivery using your shipping agent
3. Can you supply sample?
Yes.We would like to give you suitable suggestion according to your detail application.
4. What about your After-sales service?
Yes.We promise that we can change or refund products if there are any quality problem.
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