High Temperature Customization Bn Boron Nitride Ceramic

• Refractoriness (℃): 1580< Refractoriness< 1770
• Feature: Long Time Materials
• Type: Heat-Resistant Material
• Shape: Pipe
• Material: Bn
• Content: >99%
• Model NO.: BN-D
• Size: Customized
• Color: White
• Transport Package: Plywood Case
• Specification: Rohs
• Trademark: shangtao
• Origin: Shanghai, China
• HS Code: 8547100000
• Production Capacity: 500000 PCS Per Year

Product Description

Product Model	BN-H	BN-99	BN-A	BN-B	BN-C	BN-D	BN-E	BN-S
Main Components	BN>99.7%	BN>99%	BN+AL+SI	BN+ZR+AL	BN+SIC	BN +ZRO2	BN+ALN	BN+SIN
Color	Milky White	Milky White	Pale	Pale	Grayish Green	Pale	Grayish Green	Dark Gray
Density	1.5-1.6	1.95-2.05	2.2-2.3	2.25-2.35	2.4-2.5	2.75-2.85	2.75-2.85	2.2-2.3
Room-Temperature Resistivity	>1014	>1014	>1014	>1014	>1014	>1014	>1014	>1014
Maximum Operating Temperature (ºC) Under Air Inert Gas Under High Vacuum (For A Long Time)	900 2100 1900	900 2100 1900	1000 1750 1750	1000 1800 1800	1000 1800 1800	1000 1800 1800	1000 1800 1800	1000 1800 1800
Three Point Bending Strength (Mpa)	18	30	60	85	85	100	120	220
Compressive Strength	25	45	145	145	150	220	220	400
Thermal Expansion Coefficient (Room Temperature-1000ºC) (10-6/K)	1.5	1.8	2	2	2.8	3.5	2.8	2.8
Thermal Conductivity (W/mK)	35	40	35	35	45	30	85	85
Shore Hardness (HSD)	12	18	40	40	40	45	45	55
Typical Application Areas	Vacuum High Temperature	Vacuum High Temperature	Powder Metallurgy	Powder Metallurgy	Powder Metallurgy	Metal Casting	Powder Metallurgy	Powder Metallurgy
High Temperature Electric Furnace Components (High Temperature Insulation Sleeve, Etc)		√	√	√	√	√	√	√
Metal Evaporation Crucible		√					√	√
Various Devices for Molten Metal or Glass	√	√	√	√	√	√	√	√
Precious Metal or Special Alloy Casting Mold Components				√			√	√
High Temperature Support and Other Load-Bearing Components				√		√	√	√
Molten Metal Transport Pipes, Nozzles, Etc		√	√	√	√	√	√	√