Description
Product Characteristics of Alumina Furnace Tube
1. High Temperature Resistance
2. Wear resistance and insulation performance
3.High Hardness | Technical Index |
| Performance Items | Unit | Alumina Ceramic |
| Aluminum Oxide Content | wt/% | ≥99 |
| Bulk Density | g/cm3 | 3.9 |
| Hardness(HRA | HRA≥ | 88 |
| Bending Strength | HPa≥ | 400 |
| Safe Use Temperature | OC≥ | 1500 |
| Air Tightness Test | | Pass |
| Thermal Shock Resistance Test | | Pass |
| Tensile Strength | kg/cm2 | 3160 |
| Dielectric Constant | ζ,200C,-1MHz | 9 |
| Dielectric Loss | tanδx10-4,1MHz | 3 |
| Tensile Strength | kg/cm2 | 23300 |
| Flexural Strength | kg/cm2 | 2520 |
| Linear Expansion Coefficient | (Room Temperature-800ºC) | 7.75*10-6ºC |
| Breakdown Voltage | KV/mm(Room Temperature) | >10 |
| Specific Volume Resistance | Ω.cm(Room Temperature) | >1014 |
| Fire Resistance | ºC | 2030 |
| Mohs Hardness | / | 9 |
| Elastic Modulus | GPa | 300 |
| Poisson'S Ratio | | 0.2 |
| Thermal Conductivity | W/m.k(200C) | 20 |
Q: Are you trading company or manufacturer ?
A: We are factory. We had been engaged industrial ceramics for more than 20 years.The quality and service of the products are
guaranteed.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 20-40 days if the goods are not in stock, it is according to the
quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: 100%T/T before shipping, when the value of the goods is less than $10,000. If over, can be discussed. Accept the payment by
Alibaba insurance order.
Q: Why choose us?
A: OEM and ODM are available. We had customized about 6000 kinds ceramics products for our customer all over the world.
Pre-sale service: Professional technical persons will choose suitable materials for you due to using environment about the ceramic
parts.
The sale of services: If you need,we can provide the sample for you to go on testing,and also provide technical help and supports
for you.
After-sales service: Accept any repair of the product, help to improve technology for customer. And also provide long-term
technical help and support for you.
Complaint
