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Ceramic parts

Ceramic seals parts machinable ceramic industrial parts with technical ceramics

  • Materials：Alumina (Al2O3)/ Zirconia(ZrO2) /Si3N4 /SiC ...etc
  • Sizes：Custom according to the drawings
  • Delivery times：2 -25 days(depends on the quantity)
  • Precision：Ra 0.1um tolerance: 0.001mm... etc
  • Features：Heat resistance / Wear resistance / High purity / Refractory / High Corrosion / Good Insulation

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+86181-2297-4730

E-mail

admin@cerampart.com

 

Ceramic Seal Parts Machinable Ceramic Industrial Parts With Technical Ceramics
 

Ceramic Parts and components manufacturer,OEM
High Quality, High Precision, Delivery on time, Factory Price


Use classification:

Shaft seal, hole seal, dust seal, guide ring, fixed seal, rotary seal; Pump seal, 


User industries
automotive, aviation, space travel
electrical and thermal insulation
electronics and sensors
energy technology, power generation
environmental technology
fluid technology
friction-reduction, wear- and corrosion -protection
high temperature applications
laboratory technology
laser technology
mechanical and chemical process engineering
metal industry
optics
semiconductor processing equipment
surface treatment
vacuum technology

Specification:
1. Refractory, High Temperature Resistance, Maximum Used Temperature: 1800 ºC (3272ºF)...
2. Hardness Strength Up To Mohs 9.0; HRA 80-90, Wear Resistance wear rate 0.68 mm3·m-2·h-1....
3. High Voltage, Good Insulation Performance ,Electrical Resistivity Up To 10∧14 Ohm.Cm...
4. High Polished Surface Up To Rz0.8(Ra0.1) ...
5. Superior Mechanical Strength, Max 10 MPa.m1/2 Fracture toughness,
6. Pressure Resistance, Max 2300MPa compressive strength...
7. Anti-High Corrosion Resistance, Such As Acid  Alkali Resistance...
8. Long Service Life...
9. Other excellent property

Ceramic pump material composition:
· 95%--99.99% Alumina (Al2O3)   · Silicon Carbide   · Silicon Nitride
· TTZ: Magnesia partially stabilized Zirconia (ZrO2)   · YTZP: Yttria partially stabilized Zirconia (ZrO2)
· ZDY: Yttria fully stabilized Zirconia (ZrO2)

The property of the ceramic tubes:
·Excellent physical & chemical stability ·High temperature resistance(up to1750℃)
·Excellent wear & pressure & corrosion& insulation resistance and thermal conductivity..

Ceramic seal precision process:
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
Raw materials-Molding process - Sintering - Machining & Grinding - Quality Inspector

 		   Ceramic Parameter:
Properties Units AL2O3 ZrO2 SiC Si3N4
Density g/cm3 3.65-3.93 5.95-6.0 3.12 3.23
Water absorption 0 0 0 0 0
Coefficientof thermal expansion 10-16/k 7.9-8.5 10.5 3 3.2
Modulus of elasticity young`s mod GPa 280-340 210 440 300
Poission`s ratio / 0.21-0.22 0.3 0.17 0.26
HV hardness hv MPa 1650 1300-1365 2800 1500
Flexural strength MPa 310 950 390 720
Flexural strength(700℃) MPa 230 210 380 450
Compressive strength MPa 2200 2000 1800 2300
Fracture toughness MPa*m1/2 4.2 10 3.9 6.2
Heat conductivity W/m*k 26-30 2-2.2 120 25
Electrical resistivity Ω*mm2/m >1016 >1015 >103 >1013
Max use temperature ℃ 1750 1050 1550 1050
Resistance to acid alkaline / high high high high
Dielectric constant / 9.6 29 9.66-10.03 /
Dielectric strength KV/mm 8.7 9 / /
Thermal shock resistance △T（℃） 180-220 280-350 230-260 /
Tensile strength MPa 248 250 / /
Customization & Machining Service：
As a professional manufacturer of industrial ceramic components.We can custom the sepcial specifications of ceramic seal 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