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Alumina ceramic

Alumina ceramic heater with high temperature rapid heat up precise technical alumina heater

  • Brand：Mingrui
  • Material：Alumina ceramic
  • Precision：0.001mm
  • Features：Heat resistance High purity
  • Color：White Blue Ivory Black etc.
  • Customized：YES OEM

Hotline

181-2297-4730

Alumina Ceramic Heater With High Temperature Rapid Heat Up Precise Technical Alumina Heater

High precision Alumina Ceramic Parts


Alumina ceramic heaters are produced by a unique metallization and ceramic lamination process.Thanks to advanced manufacturing techniques for electrical components, alumina heaters offer greater reliability than ever before.Currently,alumina ceramic heaters used in the automotive, medical, and semiconductor industries.

Property of alumina heater:
Excellent Mechanical Properties； High-Temperature Durability； Rapid Heat Up； High Efficiency Heat Exchange...

Shape of alumina heater:
Plate Type, Rod Type,Tube Type...


The above specifications are processing cases. as professional ceramic component manufacturing, we provide customized processing for specific parameters of alumina heater.

High purity alumina ceramics:
99.99% Alumina ceramic; 99.9% Alumina ceramic

Ordinary alumina ceramics:
99.7% Alumina ceramic,99.5% Alumina ceramic,99% Alumina ceramic,97% Alumina ceramic,96% Alumina ceramic,95% Alumina ceramic.

Alumina reliability:
Better wear resistance
Higher volume resistivity
Greater mechanical strength
More chemically inert
...
 
Ceramic Precision Process:
Raw materials-Molding process - Sintering - Machining & Grinding - Quality Inspector
Precision of manufacture
Dimensional accuracy Up to 0.001mm
Smoothness Highest possible mirror
Concentricity Up to 0.003mm
Parallelism Up to 0.002mm
The inner hole tolerance The minimum  0.005mm
Straight flute The narrowest 0.1x100mm
The thickness of the size Minimum to 0.02mm
The screw thread Minimum internal thread M2
Cylindricity Up to 0.004mm
The linear tolerance Up to 0.001mm
The smallest aperture The minimum 0.07mm
Precision process CNC maching,grinding,lapping
Surface finish Glazed,polishing or metallized
Visual quality:
1. No cracks,  no dark dots, no contamination and sharp edges;
2. Evenly distributed glaze with very smooth surface




 		   Alumina Ceramic Parameter:
Properties Unit Alumina (AL2O3)
AL2O3≥95 AL2O3≥99 AL2O3≥99.5 AL2O3≥99.8
Volumetric density g/cm3 3.7 3.80-3.85 3.85 3.9
Hardness HRA≥ 86 88 88 88
Flexural Strength Mpa≥ 300 350 400 400
Maximum temperature ℃ 1500 1500 1500 1500
Line expansion coefficient ×10-6/℃ 7.5 8.2 8.2 8.2
Dielectric constant εr(20℃,1MHz) 9 9.2 9.2 9.2
Media loss tanδ×10-4,1MHz 3 2 2 2
Volumetric resistivity Ω·cm(20℃) 1013 1014 1014 1014
Breakdown strength KV/mm,DC≥ 20 20 20 20
Acidic resistance mg/cm2≤ 0.7 0.7 0.7 0.7
Alkaline resistance mg/cm2≤ 0.2 0.1 0.1 0.1
Abrasion resistance g/cm2≤ 0.2 0.1 0.1 0.1
Compressive strength Mpa≥ 2500 2500 2500 2800
Flexural Strength Mpa≥ 200 350 350 350
Elastic modulus Gpa 300 350 350 350
Poisson-Pine ratio   0.2 0.22 0.22 0.22
Thermalcoefficient W/m·K(20℃) 20 25 25 25
Customization & Machining Service：
As a professional manufacturer of industrial ceramic components.We can custom the sepcial specifications of alumina ceramic heater or other ceramic parts.High quality,Factory price, on-time delivery, High composition of ceramics
For more information about ceramics parts,please contact our engineers in time  >>>       
 
 

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Dongguan Mingrui Ceramic Technology Co., Ltd.
TEL：+8618122974730
MB：+86 181 2297 4730 Tel：+86 746 3386888
Skype：+86 181 2297 4730
Email：admin@cerampart.com
ADD：No. 21, Chuangxing Road, Shangsha Second Industrial Zone, Chang'an Town, Dongguan City