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Silicon Carbide Ceramics

Silicon carbide ceramic positioning pins Precision silicon carbide SiC ceramic Locating pins

  • 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

Silicon carbide ceramic positioning pins Precision silicon carbide SiC ceramic pins


Silicon carbide ceramic locating pins are a special positioning element that combines the excellent properties of silicon carbide ceramics and are widely used in applications that require high precision, high wear resistance, and high corrosion resistance. The following is a detailed introduction to silicon carbide ceramic locating pins:
 

1. Performance characteristics of silicon carbide ceramics

 
High temperature resistance: Silicon carbide ceramics have extremely high high temperature resistance, and their working temperature can reach 1600~1700 degrees Celsius, which is much higher than ordinary ceramic materials.
 
High hardness and wear resistance: Silicon carbide ceramics have high hardness and good wear resistance, and are ideal materials for manufacturing high-precision mechanical parts.
 
Chemical corrosion resistance: Silicon carbide ceramics have excellent corrosion resistance to a variety of chemical substances and can be used for a long time in harsh environments such as strong acids and alkalis.
 
Thermal stability: Silicon carbide ceramics have a small thermal expansion coefficient and good thermal stability, and can maintain stable performance in an environment with sudden temperature changes.
 
Low density and high strength: Silicon carbide ceramics have the characteristics of low density and high mechanical strength, and are suitable for lightweight design and high strength requirements.
 

2. Application fields of silicon carbide ceramic locating pins

 
SiC ceramic locating pins are widely used in the following fields due to their unique performance characteristics:
 
Precision machinery: In precision machinery, silicon carbide ceramic locating pins are used to limit the freedom of parts and ensure accurate matching and positioning between parts.
 
Aerospace: In the aerospace field, silicon carbide ceramic locating pins are used to manufacture precision parts in high temperature environments due to their high temperature resistance and corrosion resistance.
 
Petrochemical: In the petrochemical industry, silicon carbide ceramic locating pins can be used to manufacture corrosion-resistant valves, pipes and other components to ensure long-term stable operation of equipment in harsh environments.
 
Microelectronics: In the field of microelectronics, silicon carbide ceramic locating pins can be used to manufacture high-precision semiconductor equipment parts to meet the strict requirements of the microelectronics industry for material performance.
 

3. Manufacturing process of silicon carbide ceramic locating pins

 
The manufacturing process of silicon carbide ceramic locating pins mainly includes the following steps:
Raw material preparation: High-purity silicon carbide powder is selected as the raw material, and an appropriate amount of reinforcing agent or auxiliary agent may be added to improve the performance of the material.
 
Molding: The silicon carbide powder is molded into a locating pin blank of the desired shape by pressing, injection molding and other methods.
 
Sintering: The molded locating pin blank is sintered at high temperature to densify the material and achieve the required performance requirements.
 
Post-processing: The sintered positioning pins are subjected to post-processing processes such as grinding and polishing to improve their surface finish and dimensional accuracy.
 
Silicon carbide ceramic positioning pins are a positioning element with excellent performance, which is widely used in precision machinery, aerospace, petrochemical and microelectronics. Its manufacturing process is complex and delicate, and it is necessary to strictly control factors such as raw material quality, molding process and sintering conditions to ensure the performance and quality of the product.

 

Delivery: 
Custom OEM will be shipped within 15 days after determining the parameters  
The samples will be shipped within 3 days
Quick Delivery Via Fedex,DHL,UPS,TNT Etc.
Support customer to designate shipping company
For more informations （the price,delivery time,moq etc）about the ceramic plates, please contact us or email:admin@cerampart.com

Machining process
Raw materials-Molding process - Sintering - Machining & Grinding - Quality Inspector

Mingrui ceramic parts property
· Flexural strength · Chemical resistance · Electrical insulation · Corrosion resistance · Dielectric strength
· Wear resistance · Temperature resistance · Thermal conductivity · High voltage · Hardness...
Ceramic materials(include but not limited belows)
· 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)...

 
Al 2O 3		 ZrO2/Y2O3 ZrO2/MgO MgO SiC Si3N4 Reaction sintered Si3N4 Hot pressed ALN
Physical properties                
Density (g/cm3) 3,9 5,9 5,75 3,58 3,2 3,27 3,29 3,26
Molecular weight (g/mole) 102 - - 40,4 40,1 140 140 41
Maximum service temperature air (°C) 1700- 1800 1500 1000 2200 1500 1200- 1500 1100- 1600 1000- 1800
Mechanical properties                
Hardness (Mohs) 9 - - 5,5 9 - - 7
Modulus of elasticity (GPa) 300-400 200 200 250-300 420 170-220 280-310 318
Poisson's ratio 0,25 - - 0,18 0,14 0,25-0,26 0,27 0,25
Fracture toughness (MPa.m1/2) 2-3 7-13 6-10 - 2,5-3,5 3,5-5 6,1 4,5
Electrical properties                
Dielectric constant 9-10 - - 9-10 - 10 10 9,2
Electrical resistivity at 20°C (Ohm.cm) >10 14 10 13-10 14 >10 10 - 10 2-10 6 >10 7 10 12- 10 15 >10 14
Dielectric strength (kV/mm) 10-20 9 2-10 - - - - 15
Thermal properties                
Specific heat (J/K/kg) 900 400-500 420 870-880 750 690 680-800 800
Thermal conductivity (W/m/K) at 20°C 26-35 2,2-3,2 1,5-2,5 40-50 63-155 9-30 15-43 180
Coefficient of thermal expansion ( 10-6) from 20 to 1000°C 8-9 10-11 5-16 10-13 4-5 3 3,3 4,4-5,3
Melting point (°C) 2050 2590 - 2800 2500 1900 1900 2200

 

Customization & Machining Service:
As a ceramic parts manufacturer,us offer a wide of the ceramic specification,and customized&machinables. Get a Quote On Your Customized Now!!  or up a files by EMAIL.

Our Custom Capabilities:
1.High Purity Martoxid Powder
2.OEM Support, More Than 10 Technicians With 5-Year R&D Experience
3.35000 ㎡workshop, annual output could reach hundred million pieces.
4.All crafts are inspected strictly based on drawings,checked each month.
5.Best Service And Quick Delivery Via Fedex,DHL,UPS,TNT Etc.
 		  
Technical reference of manufacture
Dimensional accuracy Up to 0.001mm
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
 


FAQ
1. Monthly Capacity: 50,000-60,000 pcs;
2. Material: OEM or as per your suggestion;
3. Lead time: about 7-20 days, pls confirm the quantities required;
4. Incoterm: FOB, CFR, CIF;
5. Delivery Cost: It is determinated by the destination port;
6. Payment Term: PayPal; T/T; L/C.
7. Shipment: by sea, by air, by courier, by post, etc.
 
Feedback
1. For any query or doubt, please contact us firstly, we will update with you soon;
2. For any other satisfaction, please also feedback to us, which could improve our service better and better.

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