Flexible Boron Nitride Fiber Paper

Flexible Boron Nitride Fiber Paper is a high-performance insulation material designed for demanding thermal and electrical applications. It includes a range of specialized papers such as Boron Nitride Insulation Paper, White Ring Paper, Boron Nitride Release Paper, and Boron Nitride Insulating Coating Paper. These papers offer excellent high-temperature resistance, electrical insulation, chemical stability, and flexibility, making them ideal for use in aerospace, electronics, high-temperature furnaces, and advanced composite materials. Heeger Materials provides high-quality Boron Nitride Fiber products with custom specifications to meet diverse industrial needs.

Flexible Boron Nitride Fiber Paper Types

Boron Nitride Insulation Paper

Boron Nitride Insulation Paper is a high-performance material featuring excellent high-temperature resistance, low dielectric constant, good flexibility, and self-lubricating properties. It is widely used as a high-temperature insulation material for graphite electrodes in semiconductor single-crystal growth furnaces, effectively addressing issues of reactivity and high cost associated with traditional quartz or BN sleeves. Heeger Materials provides high-quality Boron Nitride Insulation Paper for advanced industrial applications.

Test Item	Unit	Standard Value	Measured Value
Basis Weight	g/m²	350 ± 20	352
Thickness	mm	0.45 ± 0.05	0.47
Tensile Strength	kN/m	≥ 1.0	1.2
Breakdown Strength	kV/mm	≥ 10	13
Volume Resistivity	Ω·m	≥ 4×10⁶	4.5×10⁶
Moisture Content	%	≤ 3	1.0
Combustible Content	%	≤ 3	1.5
Minimum Bending Diameter	mm	—	60 (No breakage or cracks observed)
Thermal Conductivity	W/m·K	—	2.101

Note: Boron Nitride Insulation Paper can be customized according to user requirements.

Boron Nitride White Ring Paper

White Ring Paper is a high-performance material featuring excellent high-temperature resistance, low dielectric constant, electrical insulation, and chemical stability. It is widely used in applications such as thermal battery barrier rings, diaphragms, and other components requiring reliable insulation and chemical resistance. Heeger Materials provides high-quality White Ring Paper for advanced industrial and electronic applications.

  

Test Item	Unit	Standard Value	Tested Value
Areal Density	g/m²	280 ± 20	284
Thickness	mm	1.1 ± 0.1	1.12
Volume Resistivity	Ω·m	≥ 4×10⁸	5.5×10⁸
Moisture Content	%	≤ 0.5	0.2
Combustible Content	%	≤ 1	0.5

Note: White Ring Paper can be customized according to user requirements.

Boron Nitride Release Paper

Boron Nitride Release Paper is a high-performance material with excellent high-temperature resistance, electrical insulation, breakdown strength, flexibility, and self-lubricating properties. It is widely used for insulation and mold release in inert atmospheres, addressing issues of unstable traditional release agents and the high cost of BN crucibles. This paper is suitable for high-temperature sintering processes involving alumina, aluminum nitride, alloys, and other materials. Heeger Materials provides high-quality Boron Nitride Release Paper for advanced industrial applications.

Test Item	Unit	GTBNFP-R (70011000)		GTBNFP-R (90131006)
		Standard Value	Tested Value	Standard Value	Tested Value
Basis Weight	g/m²	160 ± 15	159	290 ± 20	289
Thickness	mm	0.35 ± 0.03	0.34	0.40 ± 0.04	0.41
Tensile Strength	kN/m	≥ 0.2	0.3	≥ 0.5	0.8
Breakdown Voltage	kV/mm	≥ 10	14	≥ 10	12.58
Volume Resistivity	Ω·m	4 × 10⁸	8.9 × 10⁸	4 × 10⁸	1.0 × 10¹³
Moisture Content	%	≤ 1	0.6	≤ 1	0.6
Combustible Content	%	≤ 3	2.0	≤ 16	13.4
Minimum Bending Radius	mm	/	20	/	20

Boron Nitride Insulating Coating Paper

Boron Nitride Insulating Coating Paper is a high-performance material featuring excellent high-temperature resistance, electrical insulation, good flexibility, and self-lubricating properties. It is primarily used as ceramic insulating paper in power transformers, providing heat resistance, thermal conductivity, high strength, and excellent dielectric breakdown performance. This paper can be used for long-term applications at temperatures up to 200℃. Heeger Materials provides high-quality Boron Nitride Insulating Coating Paper for advanced electrical and industrial applications.

Flexible Boron Nitride Fiber Paper Applications

• High-Temperature Insulation: Used in furnaces, kilns, and other high-temperature equipment for reliable thermal insulation.
• Electrical Insulation: Serves as a dielectric material in transformers, capacitors, and high-voltage devices.
• Mold Release and Coating: Acts as a release layer and protective coating in high-temperature sintering processes.
• Aerospace Components: Applied in spacecraft and satellite components requiring lightweight, heat-resistant insulation.
• Composite Reinforcement: Incorporated into advanced composite materials to enhance thermal stability, mechanical strength, and electrical insulation.