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Ningbo Ram Electric Material Ltd.
Model No: NBR
Brand: NBRAM
Material: Rubber
Packaging: Box In strong cartons,on exporting pallet
Productivity: 100000
Place of origin: China
Material:Steatite ceramic
Advantages:
1). Excellent insulation, security.
2). Excellent high pressure resistance
3). Corrosion resistance
Main Applications:
1). Shaft, Plunger
2). High-pressure cleaning machines
3). Sealing structure
4). Auto mobile industry
5). Oil drilling equipment
6). Insulation parts in electrical equipment
7). Ceramic knife
8). Ceramic hair clipper spare parts
|
Performance |
|||||
|
Item |
Index |
Unit |
Steatite ceramic |
95 Al2O3 |
96 Al2O3 |
|
Physical Characteristics |
Bulk density |
g/cm3 |
2.7 |
3.6 |
3.6 |
|
Water absorption |
% |
0 |
0 |
0 |
|
|
|
Flexural strength |
Mpa |
145 |
320 |
340 |
|
Hardness Vickers |
Gpa |
5.7 |
12.2 |
13.5 |
|
|
Elastic modulus |
Gpa |
120 |
280 |
320 |
|
|
Poisson`s ratio |
- |
0.21 |
0.22 |
0.23 |
|
|
Thermal Characteristics |
Linear expansion coefficient |
20-5000C 10-6/0C |
7.9 |
7.1 |
7.2 |
|
Thermal conductivity |
w/(m.k) |
2.5 |
16 |
24 |
|
|
Specific Heat |
*10-3J/(kg*K) |
0.75 |
0.78 |
0.78 |
|
|
Electrical Characteristics |
Dielectric constant(1MHZ) |
- |
6.2 |
9 |
9.4 |
|
Dielectric loss angle |
*10-4 |
18 |
15 |
5 |
|
|
Dielectric strength |
*106V/m |
18 |
12 |
15 |
|
Product Categories : Mica Products > Mica Tube
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