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HaoRui
custom01001
99 Alumina Ceramic Custom Finishing
Need high precision ceramic fork arms for semiconductor wafer handling?
We specialize in custom alumina ceramic structural components for semiconductor and industrial automation industries.
Our alumina ceramic tines fork arms feature:
✔ High precision CNC machining
✔ Excellent wear resistance
✔ Low particle generation
✔ High insulation performance
✔ Semiconductor cleanroom compatibility
✔ OEM customization support
With in-house ceramic machining and grinding capabilities, we can manufacture complex ceramic parts according to your drawings or samples.
Precision tolerance up to ±0.01mm
Rich experience in semiconductor ceramic components
Fast custom processing support
Stable quality control
Smooth surface finishing technology
Wafer handling systems
Semiconductor transfer equipment
Robotic automation systems
Vacuum handling equipment
Precision industrial machinery
Send us your drawings or technical requirements for a customized solution and quotation.
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 |
Company overview
Shenzhen Haorui Industrial Technology Co., Ltd. is a professional manufacturer of advanced engineering ceramic components, with 19 years of industry experience since its establishment in June 2006.
Haorui specializes in the precision machining of zirconia ceramic and alumina ceramic structural parts, serving demanding applications in the semiconductor and optical fiber communication industries. With in-house CNC machining, precision grinding, fine polishing and strict inspection processes, we are capable of producing high-precision ceramic components with tight tolerances and stable dimensional accuracy. Our engineering ceramic products are widely used in semiconductor equipment, fiber optic fusion splicers, optical fiber alignment systems, microelectronic devices and precision optoelectronic equipment, where material purity, machining accuracy and long-term stability are critical. Haorui supports OEM & ODM customization, accepting CAD / STEP / PDF drawings, and provides reliable solutions from prototype development to mass production. Backed by a complete quality management system and experienced technical team, we deliver zirconia ceramic structural components with excellent wear resistance, low particle generation and high consistency, suitable for cleanroom and precision environments. Over the past 19 years, Haorui has served more than 1,000 customers worldwide and maintained close cooperation with over 30 universities and research institutions, earning a strong reputation for precision, reliability and professional service in the advanced ceramics industry.
