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Alumina Powder Coating

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6 YRS Zibo Xiangrun Environment Engineering Co.,Ltd

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international@xradsorbent.com
+8613518630890

Product Details

Find high quality alumina powder coating with competitive price here. Please rest assured to buy alumina powder coating with Zibo Xiangrun Environment Engineering Co.,Ltd

Metal-ceramic  composites are an ideal material for microelectronic industry substrate  materials. Alumina powder coating as Insulating ceramic coatings are thermally  sprayed on metal plates such as Kovar, copper, aluminum, and steel. Metals with  high thermal conductivity can dissipate the heat generated by high currents  while ceramic coatings provide good Dielectric insulation properties. Taking  the Alumina powder coating on the copper plate as an example, the total thermal  conductivity is 5 times higher than the total thermal conductivity of the  alumina layer sintered on the copper plate with the same thickness, which is  very conducive to the heat dissipation and the power of the integrated circuit  board.

The  L-22, L-23 and L-24 alumina products independently developed by our company are  superior in quality to the similar products produced by the traditional  sintering process. The chemical composition and physical properties are stable,  the grain size range is regulated, the particle morphology is regular and the  powder flow Good sex, good dispersion. With plasma, explosion, flame,  supersonic spray coating equipment, such as spraying high hardness, low  porosity, high bonding strength, good seismic and heat resistance. The coating has  excellent properties of wear resistance, corrosion resistance, high temperature  resistance, insulation and heat insulation. It is widely used in textile,  metallurgy, electronics, chemical, aviation, agricultural machinery and  petroleum fields.


Qualitative data

AL-M43

L-22

L-23

L-24

Chemical Composition

  L.O.I(%)

0.05

0.05

0.05

0.05

  SiO2 (%)

0.072

0.036

0.038

0.036

  Fe2O3(%)

0.013

0.020

0.018

0.016

  Na2O(%)

0.04

<0.02

<0.02

<0.02

  Al2O3(%)

99.9

>99.9

>99.9

>99.9

Size of  a-crystal 

(um)

2~3

2~3

2~3

2~3

Mean Particle Size (um)

4.5

4.4

4.7

4.6

BET(cm3/g)

1.533

1.526

1.563

1.578

a- Al2O3(%)

96.4

96.8

96.4

96.6

Green Density (g/m3)

2.27

2.28

2.27

2.27

Green Density (g/m3)

3.67

3.66

3.67

3.67

Linear Shurinkage (%)

15

15

15

15


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