High Temperature Ceramic Tube Al2O3 Bush Brife Introduction
We are make 99.7% Al2O3 tubes, which max working temperature is 1800ºC
and 95% Al2O3 tubes, which max working temperature is 1500ºC
According to different usage, our tubes are widely used for furnace tube, thermocouple protection tube, thermocouple insulator and other applications.
High Temperature Ceramic Tube Al2O3 Bush Advantage
1. High purity, 99.7% alumina purity make sure high working temperature.
2. Tight tolerance, we can grind OD to make tight tolerance for easy insulation.
3. Fast delivery, we have large quantity tubes in stock.
4. Inspection: each single tube will be checked before shipping.
5. Low transportation cost. We have long time cooperated shipping agency, which can provide very
low prices.
Thermocouple Ceramic Tubes sizes:
Furnace Tube
Diameter
ODXID(mm) |
30x25 |
40x34 |
50x44 |
60x53 |
70x63 |
80x70 |
85x75 |
90x80 |
100x90 |
110x100 |
| Max Length |
2000 |
2000 |
2000 |
2000 |
2000 |
1800 |
1800 |
1800 |
1700 |
1700 |
Thermocouple Protection tube
Diameter
ODXID(mm) |
5x3 |
6x4 |
8x5 |
10x7 |
12x8 |
14x10 |
15x10 |
16x12 |
17x14 |
20x16 |
25x19 |
Max Length
(mm)) |
300 |
1200 |
1600 |
2000 |
2000 |
2000 |
2000 |
2000 |
2000 |
2000 |
2000 |
Thermocouple Insulator
| Types |
1 Bore |
2bores |
4bores |
Diameter
ODXID(mm) |
OD1-12mm, ID0.5-8mm |
OD1-12mm
ID0.2-4mm |
OD1.6-12mm
ID0.35-3.5mm |
| Max Length (mm) |
2000mm |
2000mm |
2000mm |
For other sized thermocouple ceramic tubes, please contact with us.
Alumina Ceramic Technical Data:
| Al2O3 Purity (%) |
Density
(g/cm3) |
Bending Strength
(Mpa) |
Expansion
(X10-6/ºC)
(25-800ºC) |
Thermal Conductivity
(W/(m.R)) |
Dielectric Strength
(kv/mm) |
Max Working Temperature (ºC) |
Water Absorption
(%) |
| 95 |
3.60 |
364 |
7.6 |
20 |
11 |
1500 |
<0.2 |
| 99.7 |
3.90 |
450 |
8.0 |
35 |
12 |
1800 |
<0.1 |
Warranty of High Temperature Ceramic Tube Al2O3/Silicon Carbide/Zirconia Bush
1. If any broken during shipment, we will send replacement for free or send back your payment. (In case we arrange the shipping).
2. If tolerance is not same with what we discussed, we will send replacements.
3. Standard sizes.
Packaging of High Temperature Ceramic Tube Al2O3/Silicon Carbide/Zirconia Bush
1. Clean bushes by washing.
2. Warped with bubble plastic paper.
3. Put in wood box padded with foam board.
4. Sealed the box with screws which is easy to be opened.
5. Fragile warning stick.
Shipping Method
By sea, by Air, by express way.
Our factory services
1. Consistent quality control
2. Quick delivery time
3. Excellent customer support
4. Made-to-order service available
5. various material choices
6. Own designing team for new products development
Buying Guides
In your inquiry, please provide as detailed imformation as you can for our evaluation.
1. Material:
If you are not sure what exact material you need, please tell us your requests on material performance and your specific application, according to which we will offer you the most suitable material.
2. Drawing:
Please make sure the drawing is clear with all of your technical requests so that we can quote asap.
3. Size / Volume:
If you don't have a drawing, please tell us the approx size or volume, we will offer our standard size for your reference.
4. Quantity:
The last but not the least, don't forget to tell us the quantity you need to get our best offer.
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