Beads insulator is made of talc porcelain, also known as talc porcelain, is white in color, strong in acid resistance, good in chemical stability, high in insulation, strong in adsorption and high in temperature (1200-1300 ºC), which is a good electronic insulating porcelain material.
It is suitable for thermocouple insulation. The products are produced according to international standards, with complete
varieties and specifications.
| Properties |
Unit |
Beads insulator |
| General properties |
| Material |
|
MgO&SiO2 (=45%Al2O3) |
| Color |
|
white |
| Apparent porosity |
% |
<1 |
| Mechanical properties |
| Bulk density |
g/cm3 |
3.0~3.5 |
| Vickers hardness |
Kg/mm2 |
1400 |
| Water absorption |
% |
<0.2 |
| Flexural strength |
MPa |
>150 |
| Fracture toughness |
MPa/m1/2 |
4.5 |
| Elastic modulus(20ºC) |
GPa |
250 |
| Thermal properties |
| Max. operating temp. |
ºC |
1350 |
| Coefficient of thermal expansion |
a×10-6/ºC |
8 |
| Coefficient of thermal conductivity |
W/m*K |
25 |
| Thermal shock resistance |
T(ºC) |
180 |
Popular dimensions
| Order codes |
Round&Oval |
Dimension(OD*hole qua./dia*L) |
| 3654150 |
Round |
3.65*4/1.0*50mm |
| 421020 |
Round |
4*2/1.0*20mm |
| 440820 |
Round |
4*4/0.8*20mm |
| 473221495 |
Oval |
4.7/3.2*2/1.4*9.5mm |
| 521420 |
Round |
5*2/1.4*20mm |
| 613810 |
Round |
6*1/3.8*10mm |
| 621525 |
Round |
6*2/1.5*25mm |
| 621820 |
Round |
6*2/1.8*20mm |
| 1023525 |
Round |
10*2/3.5*25mm |
| 1042525 |
Round |
10*4/2.5*25mm |
| 121024225 |
Oval |
12/10*2/4.2*25mm |
| 121024020 |
Oval, at termination |
12/10*2/4.0*20mm |
| 1243650 |
Round |
12*4/3.6*50mm |
| 1444020 |
Round |
14*4/4.0*20mm |
HAC Instrument CoLtd. was founded in 2012, mainly engaged in the production and sales of temperature control system related products. Its own production plant is more than 2000 square meters. Set up a large inventory warehouse, with thousands of standing products in stock. Regular orders can be delivered in two days. The international standard temperature testing laboratory has also been running. It can cover temperature range - 200 ~ 1200 degrees celsius test.
The sensors are 100% tested according to the national standards to ensure that they meet the accuracy level. Under the premise of pursuing practicality and manufacturing technology, the production process is constantly updated and upgraded to improve product quality, reduce production costs and enhance the competitiveness of the company. In line with the good faith management idea, warmly welcome the industry colleagues to come to visit us and seek common development.
QC System 100% inspection before shipping
Packaging Standard package/ As per customized specifications
Delivery 7-30 working days based on quantity
1. Why the price is so low? You are ordering directly from the factory.
2.Where is your factory located? Our factory is located inYuyao, Zhejiang, China
3.What type of payment do you have available?A:We accept TT and L/C,as sample order,the Western nion,Money gram is available.
4.How can I get some samples? We are honored to offer you samples.
5.How does your factory do regarding quality control? "Quality is in my hand,customer in our heart". Topright people always attach great importance to quality controlling from the very beginning to the very end.
Welcome to contact us for more details ,most competitive price for you!
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