Features
1. MgO: 98.3---99.9%
2. High temperature capability.
3. Low electrical conductivity.
4. High thermal conductivity.
5. Good corrosion resistance
6. Infrared transparent
Specification
1. Purity of material:
2. Dimension capability: Outer diameter from 0.3mm to 50mm;
3. Different shape availability: Round, Square, Rectangular and Oval;
4. Precision processing: Fine ground, lapping,CNC maching;
Application
Magnesium oxide (MgO) tubes are widely used in cartridge heater, tubular heaters, thermocouple, heating cable, hot runner heater and other speical electric heaters.
Physical performance
MgO tubes have good phyisical performance in high temperature resistance, electrical insulation and thermal conductivity.
|
Al2O3 Content(%) |
70-75 |
85 |
95 |
99.7 |
|
Density (g/cm3) |
3.0 |
3.4 |
3.7 |
3.9 |
|
Bending Strength (Mpa) |
85N/MM2 |
300 |
364 |
450 |
|
The coefficient of thermal expansion(200℃-800℃) |
6 |
7 |
7.6 |
8 |
|
Thermal Conductivity(W/(m.R)) |
17 |
18 |
20 |
35 |
|
Dielectric Strength (kv/mm) |
9 |
10 |
11 |
12 |
|
Working Temperature(long time use)(℃) |
1300 |
1400 |
1600 |
1750 |
|
Water Absorption(%) |
5 |
<0.2 |
<0.25 |
<0.1-0.2 |
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Packing shipment
Our Services
From receipt of customer order, our experienced customer service representatives process orders into our computer system for scheduled ship dates. Each customer order is analyzed to insure accuracy and customer delivery in a fast accurate manner.
All finished products are 100% tested on critical dimensions,forwarded to our packaging department for the final step in production.
Once customer orders have shipped from our factory, customers are notified by electronic mail with a detail shipping confirmation.
In addition,Sinorise offers every type of outbound shipping available including DHL,UPS,Fedex,TNT,etc.
FAQ
1. Q: How do you make our business long-term and good relationship?
A: 1) We keep good quality and competitive price to ensure our customers benefit ;
2) We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
2. Q: Can you give me a discount price?
A: It is dependng on the quantity. The larger the quantity is, the more discount you can enjoy.
3. Q: What about the payment terms?
A: 50% T/T deposit before production, 50% T/T balance before shipment.
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