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Brand Name : KAMTAI
Model Number : KTALP2410
Certification : SGS
Place of Origin : CHINA
MOQ : 1000PCS
Price : Negotiable
Payment Terms : L/C, T/T, Western Union, MoneyGram,PAYPAL
Supply Ability : 10000PCS/ MONTH
Delivery Time : 25 DAYS AFTER PAYMENT
Packaging Details : CARTON BOX AND PLYWOOD PALLET
Bulk Density : 2.2-2.4g/cm3
Using temperature : <1450℃
Color : White
Package : Carton box
Application : Refractory, Industrial Ceramic
Diameter : Customized
Alumina ceramic washer
1. Material data
Name | Alumina | Dense Cordierite | Porous Cordierite | Cordierite-Mullite | Mullite | Corundum mullite | |
Density(g/cm3) | 2.0~2.3 | 2.1 ~2.5 | 1.5 ~1.9 | 1.8~2.3 | 2.0 ~2.5 | 2.3 ~2.7 | |
Coefficient of heat expansion(×10-6K-1)(20~800°C) | ≤5 | ≤3.5 | ≤3.0 | ≤3.5 | ≤5 | ≤6 | |
Specific Heat (J/Kg.K)(20~1000°C) | 900~1150 | 900~1100 | 900~1100 | 900~1150 | 1000~1150 | 1100~1300 | |
Thermal Conductivity (W/m.k) (20~1000°C) | 1.5~2.0 | 1.5~2.5 | 1.2~1.8 | 1.5~2.0 | 1.5~2.0 | 1.5~2.5 | |
Impact Thermal Resistance(°C/min) | ≥300 | ≥300 | ≥350 | ≥350 | ≥350 | ≥300 | |
Max. Working Tem.(°C) | 1350 | 1300 | 1300 | 1320 | 1450 | 1550 | |
Water absorption(%) | 15-25 | ≤2 | 15~25 | 15 ~25 | 15~25 | 15 ~25 | |
Compressive strength(MPa) | ≥28 | ≥28 | ≥25 | ≥25 | ≥28 | ≥30 | |
Chemical composition (%) | Al2O3 | 55 ~65 | 25 ~38 | 28 ~38 | 40~52 | 60 ~70 | 70 ~80 |
SiO2 | 25~35 | 50 ~60 | 45 ~55 | 45 ~55 | 25 ~35 | 15 ~25 | |
MgO | 1~3 | 5 ~10 | 11 ~14 | 7~9 | 0 ~1 | 0 ~2 | |
others | <5 | <5 | <5 | <5 | <5 | <5 |
2. Advantages
1) A variety of specifications available.
2) Satisfy various technical request
3) Lower medium spoilage
4) Good insulation performance and high temperature resistance
5) Stiffness texture
6) Used in all electric products and electric heating products
7) OEM, ODM and OBM are welcomed
3. Application:
1) Electric appliance industry
2) Automotive industry
3) Mechanical industry
4) Engineer industry
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High Strength Refractory Alumina Ceramic Washer Images |