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Boron Nitride + Boric Oxide (BN+B2O3)...
HM1313
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Boron Nitride + Boric Oxide (BN+B2O3) Ceramic, also known as BN-BO, is crafted from BN and B2O3, representing the industry's primary option for high-temperature insulation. Heeger Materials offers high-quality Boron Nitride Ceramic (BN-BO) at competitive prices, featuring high purity and precise dimensional tolerance.
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| Materials | BN+B2O3 |
| Size | Per request or drawing |
99 Boron Nitride (BN): Boron Nitride + Boric Oxide (B2O3) Ceramic is manufactured using BN and B2O3. BN-BO employs a B2O3 binder to enhance the mechanical strength of hot-pressed hBN, rendering it the go-to option for high-temperature insulation in the industry.

| Grade | BN-Bo |
| Compositions | BN>98% |
| Binder | B2O3 |
| Density | 2.1-2.2 g/cm3 |
| 25°C Volume Resistivity | >10^13 Ω·cm |
| Max. Service Temp. (°C) | 900 (Oxygen) |
| 2000 (Inert Gas) | |
| 1800 (High Vacuum) | |
| Flexural Strength | 75 Mpa |
| Compressive Strength | 100 Mpa |
| Coefficient of Thermal Expansion (25-1000°C) | 2.0 10^-6/K |
| Thermal Conductivity | 30 W/mK |
*Due to the hygroscopic adhesive system, BN-BO must be wont to avoid exposure to moisture.
Grade |
| HM-BN-H | HM-BN-99 | HM-BN-T | HM-BN-N | HM-BN-S | |||
Main ingredients |
| BN>99.7% | BN>99% | BN+TiB2+AlN | BN+ZrO2+SiC | BN+ZrO2+SiC | BN+AlN | BN+Si3N4 | BN+SiO2 |
Density | g/cm3 | 1.50- 1.60 | 1.95-2.05 | 3.01 | 2.3-2.35 | 2.6-2.7 | 2.8-2.9 | 2.5-2.6 | 2.1-2.15 |
Hardness | HL | - | - | - | 570-620 | 520-550 | ≥650 | 650-680 | 700-750 |
Flexural Strength | Mpa | 95 | 35 | 155 | 160 | 150 | 250-300 | 280 | 75 |
Coefficient of thermal expansion | (10-6/K) | 1.5 | 1.8 | 6.0-7.0 | 2.0-3.0 | 3.0-5.0 | 4.0-5.0 | 2.5-3.0 | 2.5-3.0 |
Thermal conductivity at 20 ℃ | W/mk | 35 | 35 | 40 | 15 | 30 | 65 | 45 | 20 |
MAX-Temperature of use | oxidizing | 900℃ | 900℃ | 950℃ | 900℃ | 900℃ | 950℃ | 950℃ | 1000℃+ |
insert | 1900℃
| 1900℃
| 2000℃ | 1700℃ | 1700℃ | 2000℃ | 1700℃ | 1000℃+ | |
RT Resistivity | Ω·cm | >1014 | >1014 | 250-1000 u | >1012 | >1012 | >1014 | >1014 | >1014
|
HM's Boron Nitride Composite Ceramic (BN-BO) products are carefully packaged in carton boxes with foam protection to minimize damage during storage and transportation and to preserve the quality of our products in their original condition.

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Boron Nitride (BN) Ceramic products, including Composite BN-BO Ceramic, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.
Heeger Materials Inc. was established in 2016 in Colorado, USA. We specialize in premium-grade metals, alloys, ceramics, powders, and other materials for research, development, and large-scale industrial production in the scientific and industrial sectors.
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