High temperature al2o3 99% ceramic dowel pin zirconia insulation
guide pin Si3N4 spot welding pins
These ceramic pins are customized according to clients' drawing and
made of high purity alumina ceramic, zirconia ceramic and Si3N4
ceramic, they are applicable to high temperature usage, such spot
welding pins, guide pins and dowel pins.
| NUT SIZE | A | C | E | F | G |
| M4 | 3 | 12 | 4.8 | 6.5 | 12 |
| M5 | 3 | 12 | 5.8 | 7.5 | 12 |
| M6 | 5 | 12 | 6.8 | 9.5 | 13.9 |
| M8 | 6 | 14 | 7.8 | 9.5 | 13.9 |
| M8 | 6 | 14 | 8.8 | 8 | 13.9 |
| M8 | 6 | 14 | 9 | 7.5 | 13.9 |
| M10 | 7 | 16 | 10.2 | 8 | 13.9 |
| M10 | 7 | 16 | 10.7 | 8 | 13.9 |
| M12 | 8 | 18 | 14.4 | 8 | 13.9 |
| M12 | 8 | 18 | 11.6 | 8 | 13.9 |
To find out more, contact us right now without hesitating!
Product Description
Advantages of industrial ceramic pins:
• High wear resistance
• Increased life in service
• High quality ground surface finish
• High flexural strength values
• Non-electrically conducting
• Non-magnetic
• Resistance to weld spatter
• Precision engineered parts
Due to these outstanding properties, Ceramic Products are used in a
wide range of industrial and advanced appications.
And a lot of practical applications prove that our ceramic products
has reached a state of high standard and quality.
Properties Sheet:
| Properties | Units | 95 Alumina | 99 Alumina | Zirconia |
| Density | ɡ / cm3 | 3.65 | 3.92 | 5.95 - 6.0 |
| Water Absorption | ％ | 0 | 0 | 0 |
| Coefficient of Thermal Expansion | 10-6 / K | 7.9 | 8.5 | 10.5 |
| Modulus of Elasticity Young’s Mod | Gpa | 280 | 340 | 210 |
| Poisson’s Ratio | / | 0.21 | 0.22 | 0.3 |
| HV Hardness | Mpa | 1400 | 1650 | 1300 - 1365 |
| Flexural Strength @ Room Temperature | Mpa | 280 | 310 | 950 |
| Flexural Strength @ 700℃ | Mpa | 220 | 230 | 210 |
| Compressive Strength@Room Temperature | Mpa | 2000 | 2200 | 2000 |
| Fracture Toughness | Mpa * m½ | 3.8 | 4.2 | 10 |
| Heat Conductivity @ Room Temperature | W / m * k | 18 - 25 | 26 - 30 | 2.0 - 2.2 |
| Electrical Resistivity @ Room Temperature | Ω*mm2 / m | ＞1015 | ＞1016 | ＞1015 |
| Max Application Temperature | ℃ | 1500 | 1750 | 1050 |
| Resistance to Acid Alkaline | / | High | High | High |
| Dielectric Constant | / | 9.5 | 9.8 | 26 |
| Dielectric Strength | KV / mm | 16 | 22 | / |
| Thermal Shock Resistance | Δ T ( ℃ ) | 220 | 180 - 200 | 282 - 350 |
| Tensile Strength @ 25℃ | Mpa | 200 | 248 | 252 |
Detailed Images
Related Products
Al2O3 Alumina Ceramic Pin / Pin Gauge Set / Spot Welding Pin With
Strong Impact Resistance
Fire Resistance Zirconia Ceramic Pin Gauge, Size Customized Ceramic
Dowel Pins
View More Products
Packaging and Shipping
All types ceramic pins will be wraped in paper first individually, then packed in bubble bags,
finally put in standard export carton packing, or OEM packing..
Shipped by Express ( DHL, TNT, UPS, Fedex, EMS ), Air, or Sea
transportation.
Company information
Who Are We?
Mingrui has yeas of professional OEM experience in manufacturing industrial ceramic parts. We can make the products according to your drawings, custom the size,
thickness and other parameters.
What Do We Do?
We have very advanced technologies in the production of zirconia and alumina ceramic nozzle, rod, ring, tube, shaft, plate,
sleeve, valve, plunger, bearing, and semiconductive ceramics etc.. They are applicable to Electrical, Appliance, Mining, Oil & Gas,
Energy & Power, Food & Medical, Agriculture, Aerospace,
even other High-end fields.
Our products with some certificates, such as , CE, TUV, etc..
Factory Show
Production Process Show
One-stop production, from the raw material ( powder ) to final
products, control the quality strickly of every production link.
