Prototype and Small-Batch Support
Samples, prototypes, low-volume orders, and custom requirements are supported through flexible production arrangements.
High-purity BN ceramics, composite BN parts, PBN components, hBN powder, spherical alumina powder, and low alpha spherical alumina for semiconductor, vacuum furnace, molten metal, and thermal management applications.
Machinable BN ceramics for high-temperature, vacuum, electrical insulation and molten-metal applications.
High-purity hBN powders in six standard particle-size grades for thermal management, release coatings, lubrication and ceramic processing.
| Grade | BN-A | BN-B | BN-C | BN-D | BN-E | BN-ES |
|---|---|---|---|---|---|---|
| D50 (μm) | 1.7 | 4.5 | 9.5 | 16 | 30 | 38 |
| BET (m²/g) | 30.3 | 11.5 | 9.2 | 3.0 | 2.0 | 1.5 |
Ultra-high-purity PBN produced by chemical vapor deposition (CVD), with high electrical insulation and strong thermal anisotropy for semiconductor, vacuum and high-temperature applications.
Low-alpha spherical alumina powders for electronic packaging, thermal interface materials and high-loading thermally conductive composites.
| Grade | YT-LQW003 | YT-LQW10 | YT-LQW30 |
|---|---|---|---|
| Particle Size | 0.3±0.1 μm | 10.0±3.0 μm | 30.0±3.0 μm |
| BET (m²/g) | 6.0–9.0 | 1.0–2.0 | ≤0.5 |
| Conductivity | ≤30 μS/cm | ≤20 μS/cm | ≤10 μS/cm |
ITOWU supplies advanced ceramic materials and custom ceramic components for industrial applications. Our material portfolio includes boron nitride ceramics, hexagonal boron nitride powder, composite BN materials, pyrolytic boron nitride (PBN) components, spherical alumina powder, and low-alpha spherical alumina.
ITOWU has manufacturing resources in China and experience supplying customers in Japan and other overseas markets. We support material selection, custom manufacturing to customer drawings, supply coordination, technical documentation, and international delivery.
ITOWU supports ceramic sourcing from prototypes and small batches to OEM production, volume supply, and international delivery.
Samples, prototypes, low-volume orders, and custom requirements are supported through flexible production arrangements.
Components are produced to customer drawings and specifications using hot pressing and precision CNC machining.
Production capacity supports pilot orders through volume production while maintaining reliable lead times.
Competitive manufacturing costs are combined with quality control, export coordination, and international delivery.

Understand D10, D50 and D90 values and how particle-size distribution affects ceramic powder selection.

Compare HPBN and PBN by manufacturing process, material properties, temperature capability, and typical applications.

Compare BN, AlN and Al₂O₃ for thermal conductivity, electrical insulation, machinability, and operating conditions.
ITOWU has supplied advanced ceramic materials and custom ceramic components to industrial customers in Japan and other international markets. Applications include electronics, ceramics, metallurgy, semiconductor equipment, vacuum furnaces, and advanced manufacturing.
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