Ceramic Water Pump Impellers Parts

Model NO.: RY-T195
Classification: Hybrid Insulation Materials
Certification: UL, ISO9001
Color: White
Brand: Ry
Transport Package: Wooden Box
Specification: customized
Origin: China
HS Code: 854710000
Ceramic parts 
High purity ceramic alumina tube parameters:
1.Material : Cordierite , mullite , High purity alumina oxide 95%-99%
2.Application: Used for all kinds of electric heating equipment and electric equipment, and textile machinery
3.Good smooth and high strength
4. Customized size and drawing 
5. Max working temperature 1800.
6. Out surface can be grinded drilling hole to make tight tolerance and right instillation.
7.Large quantity in stock makes fast delivery and competitive prices.

Main performance index about alumina ceramic tube:
Project Test the condition Unit 99 porcelain 95 porcelain Talc porcelain
Backbone     99%AL2O3 95%AL2O3 MgO.SiO2
Physical property Density of volume Normal atmospheric temperature g/cm3 3.8 3.6 2.8
Airtight Normal atmospheric temperature  . .Pass Pass -
Absorbing water rate Normal atmospheric temperature % 0 0 0
Temperature that frit   °C 1800 1650 1350
Mechanical performance Rockwell hardness Normal atmospheric temperature HRA 88 86 76
Resist the intensity of turning back Normal atmospheric temperature Mpa 350 320 150
Compression strength Normal atmospheric temperature Mpa 1300 1200 900
Hot performance Use temperature at most   °C 1700 1600 1200
Heat resistant shaking 20O°C-1100O°C 10Num Pass Pass Pass
Hot coefficient of expansion 20O°C-80O°C ×10-6mm/°C 6.5-8.5 6.5-8.0 5.0-6.2
Heat-conduction rate 25°C W/m.k 29 25 2.9
300°C W/m.k 18 13 2
Dielectric constant The medium lossing 1MHz2O°C ×10-4 ≤2.5 ≤4 ≤8.0
The angle tangent is worth 1MHz8O°C ×10-4 ≤3.5 ≤4.2 -
Dielectric strength Normal atmospheric temperature KV/mm 15 16 20
Dielectric constant 1MHz2O°C   9-10.5 9-10 ≤7.5
Resistivity of volume 2O°C Ω.cm >1012 >1012 >1013
10O°C Ω.cm 1012-1013 1012-1013 1010-1011
30O°C Ω.cm >1012 3.1×109 5×108

Ceramic Water Pump Impellers PartsCeramic Water Pump Impellers PartsCeramic Water Pump Impellers PartsCeramic Water Pump Impellers Parts

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