BLOOM(suzhou) Materials Co.,Ltd
| Type | Ceramic Parts |
| Payment Terms | Western Union,L/C,T/T |
| Supply Ability | 3000 pc/pcs per Month |
| Delivery Time | 25-30 days subject to the clients' requirement and quantity |
| Packaging Details | packed and labeled according to the regulations and customer's requests.Great care is taken to avoid any damage which might otherwise be caused during storage or transportation. |
| Place of origin | Jiangsu,China |
| Processing service | Welding,Cutting,Moulding,CNC |
| Thermal Conductivity | 15 W/m.k |
| Compressive strength | 488 Mpa |
| Density | 3.24g/cm3 |
| Color | Grey |
| Application | Industrial Ceramic |
| Material | Silicon nitride |
| Hardness | 18 Gpa |
| Brand Name | BLM-kcf-1 |
| Place of Origin | Jiangsu, China (Mainland) |
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Product Specification
| Type | Ceramic Parts | Payment Terms | Western Union,L/C,T/T |
| Supply Ability | 3000 pc/pcs per Month | Delivery Time | 25-30 days subject to the clients' requirement and quantity |
| Packaging Details | packed and labeled according to the regulations and customer's requests.Great care is taken to avoid any damage which might otherwise be caused during storage or transportation. | Place of origin | Jiangsu,China |
| Processing service | Welding,Cutting,Moulding,CNC | Thermal Conductivity | 15 W/m.k |
| Compressive strength | 488 Mpa | Density | 3.24g/cm3 |
| Color | Grey | Application | Industrial Ceramic |
| Material | Silicon nitride | Hardness | 18 Gpa |
| Brand Name | BLM-kcf-1 | Place of Origin | Jiangsu, China (Mainland) |
| High Light | Ceramic Silicon Nitride Rod ，Industrial Silicon Nitride Ceramic Rod ，Bearing Rollers Silicon Nitride Rod | ||
Silicon Nitride Rod is a premium ceramic material widely used in the metallurgical industry due to its exceptional high-temperature performance. With excellent thermal shock resistance, superior creep and oxidation resistance, low thermal conductivity, and high wear resistance, silicon nitride rods withstand demanding conditions in most industrial applications.
There are five primary production methods for Silicon Nitride Welding Rods: SRBSN, GPSN, HPSN, HIP-SN, and RBSN. Each method results in slightly different application characteristics and working materials. Among these, GPSN is the most commonly used method for producing silicon nitride components.
The use of ceramic rollers in bearings was originally developed to meet stringent operating requirements in advanced gas turbines. This technology has since expanded to machine tool spindles, motors, generators, and various other fields, accelerating the development of ceramic rolling body applications.
Hybrid rolling bearings with ceramic rollers are now used in many challenging applications, including railways and the renewable energy industry, particularly in wind turbines where they are deployed in large numbers.
| Property | Item | 99% Alumina | 99.8% Alumina | Zirconia Ceramics | Silicon Nitride | Silicon Carbide | Unit |
|---|---|---|---|---|---|---|---|
| Mechanical Characteristics | Color | light yellow | White | Ivory | Black Grey | Black | |
| Bulk Density | 3.85 | 3.93 | 6.02 | 3.2 | 3.16 | g/cm³ | |
| Water Absorption | 0 | 0 | 0 | 0 | 0 | % | |
| Bending Strength | 310 | 370 | 800 | 750 | 450 | MPa | |
| Compressive Strength | 2,400 | 2500 | 3000 | 3800 | 3900 | MPa | |
| Elastic Modulus | 340 | 390 | 200 | 290 | 420 | GPa | |
| Fracture Toughness | 3~4 | 4 | 8 | 7 | 3.5 | MPa·m¹/² | |
| Vickers Hardness | 1,600 | 1850 | 1200 | 1700 | 2800 | HV 0.5 | |
| Thermal Characteristics | Coefficient of Linear Thermal Expansion | 7~8 | 7~8 | 10 | 2 | 3.7 | 10⁻⁶ K⁻¹ |
| Thermal Conductivity | 29 | 32 | 3 | 20 | 160 | W/m·K | |
| Thermal Shock Resistance | 200 | 280 | 300 | 750 | - | ΔT °C | |
| Max Working Temperature | 1,600 | 1700 | 1000 | 1300 | 1950 | °C |
Sintered silicon nitride is primarily used in the automotive industry for engine components. Applications include lower wear rocker pads in spark ignition engines, turbochargers for reduced inertia and engine lag, and waste gas control valves for improved acceleration.
Silicon nitride ceramics offer superior impact resistance compared to other ceramics, making them ideal for performance bearings. NASA's space shuttles utilized silicon nitride bearings in their main engines. These bearings are found in high-end automotive applications, industrial bearings, wind turbines, motorsports, bicycles, roller skates, and skateboards.
Bulk monolithic silicon nitride serves as an excellent material for cutting tools due to its hardness, thermal stability, and wear resistance. It is particularly recommended for high-speed machining of cast iron, hard steel, and nickel-based alloys.
Used as insulators and chemical barriers in integrated circuit manufacturing, silicon nitride provides superior electrical isolation and serves as etch masks in bulk micromachining. As a passivation layer for microchips, it outperforms silicon dioxide as a diffusion barrier against water molecules and sodium ions.
| Properties | Units | Silicon Nitride |
|---|---|---|
| Mechanical Properties | ||
| Density | g/cm³ | 3.2 |
| Porosity | % | 0 |
| Flexural Strength | MPa | 830 |
| Compressive Strength | MPa | 2500 |
| Elastic Modulus | GPa | 310 |
| Poisson's Ratio | / | 0.27 |
| Hardness | kg/mm² | 1580 |
| Fracture Toughness KIC | MPa·m¹/² | 6.1 |
| Thermal Properties | ||
| Heat Conductivity | W/m·K | 30 |
| Coefficient of Thermal Expansion | 10⁻⁶/K | 3.3 |
| Max Use Temperature | °C | 1400 |
| Electrical Properties | ||
| Dielectric Constant | / | 8 |
| Volume Resistivity | Ω·cm | >10¹⁴ |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2017
Total Annual:
1000000-3000000
Employee Number:
10~50
Ecer Certification：
Verified Supplier
Bloom(Suzhou) Materials Co., Ltd ，which located in the beautiful city of Zhangjiagang , Suzhou,China. Bloom Company is a technology research and development enterprises which integrats technology research and development, production and trade.It mainly dealing two types of products based on... Bloom(Suzhou) Materials Co., Ltd ，which located in the beautiful city of Zhangjiagang , Suzhou,China. Bloom Company is a technology research and development enterprises which integrats technology research and development, production and trade.It mainly dealing two types of products based on...
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