سعر فوب
أحصل على آخر سعر6 ~ 68 USD / Piece
|6 Piece Minimum Order
بلد:
China
نموذج رقم:
Boyang004
سعر فوب:
6 ~ 68 USD / Piece أحصل على آخر سعر
الموقع:
China
سعر الحد الأدنى للطلب:
6 per Piece
الحد الأدني للطلب:
6 Piece
تفاصيل التغليف:
wooden cases and pallets
موعد التسليم:
7-15 days after received your deposit
القدرة على التوريد:
10000 Piece per Month
نوع الدفع:
T/T, L/C, Western Union
مجموعة المنتج :
الشخص الذي يمكن الاتصال به Mary
Beijing, Beijing
Good performance Ceramic Alumina Tubes,produced by professional manufacture
Alumina is the most cost effective and widely used material in the family of engineering ceramics. The raw materials from which this high performance technical grade ceramic is made are readily available and reasonably priced, resulting in good value for the cost in fabricated alumina shapes. With an excellent combination of properties and an attractive price, it is no surprise that fine grain technical grade alumina has a very wide range of applications.
Key Properties
Hard, wear-resistant
Dielectric properties from DC to GHz frequencies
Strong acid and alkali attack at elevated temperatures
Thermal conductivity
Size and shape capability
High strength and stiffness
Technical indicator
|
Project |
Test the condition |
Unit |
*9 porcelain |
*5 porcelain |
|
|
Backbone |
|
|
*9%AL2O3 |
*5%AL2O3 |
|
|
Physical property |
Density of volume |
Normal atmospheric temperature |
g/cm3 |
3.8 |
3.6 |
|
Airtight |
Normal atmospheric temperature |
|
Pass |
Pass |
|
|
Absorbing water rate |
Normal atmospheric temperature |
% |
0 |
0 |
|
|
Temperature that frit |
|
°C |
***0 |
***0 |
|
|
Mechanical performance |
Rockwell hardness |
Normal atmospheric temperature |
HRA |
*8 |
*6 |
|
Resist the intensity of turning back |
Normal atmospheric temperature |
Mpa |
**0 |
**0 |
|
|
Compression strength |
Normal atmospheric temperature |
Mpa |
***0 |
***0 |
|
|
Hot performance |
Use temperature at most |
|
°C |
***0 |
***0 |
|
Heat resistant shaking |
*0O°C****0O°C |
*0Num |
Pass |
Pass |
|
|
Hot coefficient of expansion |
*0O°C**0O°C |
×***6mm/°C |
6.**8.5 |
6.**8.0 |
|
|
Heat-conduction rate |
*5°C |
W/m.k |
*9 |
*5 |
|
|
**0°C |
W/m.k |
*8 |
*3 |
||
|
Dielectric constant |
The medium lossing |
1MHz2O°C |
×***4 |
≤2.5 |
≤4 |
|
The angle tangent is worth |
1MHz8O°C |
×***4 |
≤3.5 |
≤4.2 |
|
|
Dielectric strength |
Normal atmospheric temperature |
KV/mm |
*5 |
*6 |
|
|
Dielectric constant |
1MHz2O°C |
|
***0.5 |
***0 |
|
|
Resistivity of volume |
2O°C |
Ω.cm |
>***2 |
>***2 |
|
|
*0O°C |
Ω.cm |
********3 |
********3 |
||
|
*0O°C |
Ω.cm |
>***2 |
3.1×1 |
||
| بلد: | China |
| نموذج رقم: | Boyang004 |
| سعر فوب: | 6 ~ 68 / Piece أحصل على آخر سعر |
| الموقع: | China |
| سعر الحد الأدنى للطلب: | 6 per Piece |
| الحد الأدني للطلب: | 6 Piece |
| تفاصيل التغليف: | wooden cases and pallets |
| موعد التسليم: | 7-15 days after received your deposit |
| القدرة على التوريد: | 10000 Piece per Month |
| نوع الدفع: | T/T, L/C, Western Union |
| مجموعة المنتج : | AL2O3 ceramic tube |
