Boron Nitride Powder, BN Powder Supplier | Advanced Ceramic Materials

BN1508 Boron Nitride Powder, BN Powder

Catalog No. BN1508

Molecular Formula BN

Molecular Weight 24.82

Appearance Pure white

Melting Point 2973 °C

Density Hexagonal (h-BN): 2.1 g/cm³; Cubic (c-BN): 3.45 g/cm³

Solubility in Water Insoluble

Refractive Index h-BN: 1.8; c-BN: 2.1

Electrical Resistivity 13 to 15 10x Ω-m

Description

Advanced Ceramic Materials (ACM) offers high-purity Boron Nitride Powder, also known as BN powder or white graphite. This material is renowned for its exceptional thermal and chemical stability, high heat capacity, and outstanding thermal conductivity. Boron nitride powder facilitates operations in high-temperature environments exceeding 800°C and is widely used in various industries for its unique properties.

Specifications

Property	Value
Molecular Formula	BN
Molecular Weight	24.82 g/mol
Appearance	Pure white
Melting Point	2973 °C
Density	Hexagonal (h-BN): 2.1 g/cm³; Cubic (c-BN): 3.45 g/cm³
Solubility in Water	Insoluble
Refractive Index	h-BN: 1.8; c-BN: 2.1
Electrical Resistivity	13 to 15 10x Ω-m
CAS#	10043-11-5 (Not Hazardous)
Form	Powder
Formula Weight	24.82 g/mol

Product Variants

Item No.	Description	Purity	Particle Size	Lot Size
NI05-98	Boron Nitride Powder	>98% BN	3 µm, 200 mesh	100 kg, 1000 kg, Customize
NI05-99	High Purity Boron Nitride Powder	>99% BN	3 µm, 325 mesh	100 kg, 1000 kg, Customize

Key Advantages

Thermal Management: High thermal conductivity and low thermal expansion.
Electrical Insulation: Superior dielectric strength and low dielectric constant.
Lubrication: Low coefficient of friction; excellent as a high-temperature lubricant.
Chemical Inertia: Resistant to oxidation and chemical attacks; non-wettable by most molten metals and glasses.

Applications

Boron nitride powder is used in a wide range of applications:

Electronic Packaging: Used in boron nitride filled polybenzoxazine systems for enhanced thermal management.
Aerospace: Essential for high-temperature lubricants in aerospace engineering.
Cosmetics and Ceramics: Safe and effective in various manufacturing processes.
Research and Development: From quantum dots to advanced ceramic materials.

Packing and Quality Assurance

Packing: Our boron nitride powder is meticulously packed in 1 and 5 kg bags to ensure quality preservation and minimize damage during transportation.

Advanced Ceramic Materials (ACM): Your trusted supplier of high-purity boron nitride powders, offering competitive pricing and certified quality.

Frequently Asked Questions (FAQs)

What is the purity of your boron nitride powder?
- We offer BN powder with purities greater than 98% and 99%.
What are the typical particle sizes available?
- Our BN powder is available in 3 µm, 200 mesh, and 3 µm, 325 mesh.
Do you offer custom particle sizes?
- Yes, we can customize the particle size to meet specific requirements. Please contact us for more details.