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99 Alumina Ceramic Suction Cup Vacuum Photovoltaic Ceramic Parts Custom Finishing

  • Very good electrical insulation.
  • Moderate to extremely high mechanical strength.
  • Very high compressive strength.
  • High hardness.
  • Moderate thermal conductivity.
  • High corrosion and wear resistance.
  • Good gliding properties.
  • Low density.
  • Operating temperature without mechanical load 1,000 to 1,700°C.
  • Bioinert and food compatible.
Availability:
Quantity:
  • 01046

  • HaoRui

  • custom01001

99 Alumina Ceramic Suction Cup Vacuum Photovoltaic Ceramic Parts Custom Finishing


99 Alumina Ceramic Suction Cup Vacuum Photovoltaic Ceramic Parts Custom Finishing


Non-standard customisation
Flatness within 0.003
Contact surface mirror polishing
Vacuum adsorption with air channels
Aluminium oxide ceramics for long service life


High temperature resistance

Withstand up to 1600℃.

High hardness

Vickers hardness is higher than 1500HV0.5, its hardness is only second to diamond.

Good wear resistance

Its wear resistance is equivalent to 266 times of manganese steel, which can extend the service life of the equipment.

Light weight

The density is only half of steel, which can greatly reduce the load of equipment.

Reliable quality

16 years precision ceramic processing experience, ISO quality management system certification, quality assurance, zero risk commitment!


SHENZHEN HAORUI INDUSTRIAL provide professional efficient,high-quality services,constantly innovate in technology and products,surpass ourselves,strive for excellence,and achieve a win-win situation.



Properties of Alumina material (Al2O3)


Property
Item
95% Al2O3
99% Al2O3
99.8%Al2O3
Unit
Mechanical Characteristics
Color
White
light yellow
Ivory

Bulk Density
3.7
3.85
3.93
g/cm3
Water Absorption
0
0
0
%
Bending Strength
300
310
370
MPa
Compressive Trength
2,300
2,400
2500
MPa
Elastic Modulus
320
340
390
GPa
Fracture Toughness
3~4
3~4
4
MPa m1/2
Weber Coefficient
12
12
12
m
Vickers Hardness
1,400
1,600
1850
HV 0.5
Thermal Characterics
Coefficient of Line Thermal
Expansion
7~8
7~8
7~8
10-6 K-1
Thermal Conductivity
20
29
32
W/mK
Thermal Shock Resistance
(Put in Water)
250
200
280
ΔT °C
Max Working Temperature
1,500
1,600
1700
°C
Electrical Characteristics
Volume Resistance At 20°C
>1014
>1014
>1014
Ωcm
Dielectric Strength
15×106
15×106
15×106
V/m
Dielectric Constant
9
10
10
εr
One MHZ Dielectric Loss Angle
at 20°C
0.0004
0.0002
0.0001
tanδ
Chemical Characteristics
Nitric Acid (60%) 90°C
0.1
0.1
0.05
24H WT Loss mg/cm2
Sulphuric Acid (95%) 95°C
0.3
0.34
0.22
Caustic Soda (30%) 80°C
0.9
0.95
0.04


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Founded in June 2006, Shenzhen Haorui IndustriaI Technology Co.,Ltd. is a professional enterprise engaged in R&D, manufacturing and sales of non-standard industrial ceramics, hard alloys (tungsten steel) and various metal and non-metal precision machinery parts.

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