Ceramic grade Silicon Nitride Powder

Introduction:
 
Silicon nitride has a strong covalent bond structure and has excellent comprehensive properties at -200℃~1600℃.
 
Features:

1. High strength,
2. High hardness
3. High thermal conductivity,
4. High temperature resistance,
5. Wear and corrosion resistance
6. Good fracture toughness,
7. Excellent resistance to thermal shock and mechanical shock,

 
Application:
It is an excellent property that other metals or super alloys do not have, and it is known as the "excellent player" in the ceramic material industry.
 
Technical Data：

Grade	Chemical Content	Unit	Standard
CF-K	α phase	%	<20
	Fe	ppm	≤5000
	A	ppm	≤2500
	Ca	ppm	≤2500
	N	%	≥38
	C	%	≤0.15
	O	%	<1.0
	D50	μm	5-10
CF-B	α phase	%	≥90
	Fe	ppm	≤1800
	AI	ppm	≤900
	Ca	ppm	≤900
	N	%	≥37.5
	Free Si	%	<0.2
	C	%	≤0.15
	D50	μm	≤0.68
	0	%	≤3.0
CF-1A	α phase	%	≥93
	Fe	ppm	≤1500
	AI	ppm	≤900
	Ca	ppm	≤900
	N	%	≥38
	Free Si	%	<0.3
	C	%	≤0.15
	D50	μm	≤.75
	O	%	≤2.0
CF-HQ	α phase	%	≥93
	Fe	ppm	≤500
	A	ppm	≤300
	Ca	ppm	≤300
	N	%	≥38.5
	Free Si	%	<0.3
	C	%	≤0.12
	O	%	≤1.5
	D50	μm	<0.9
CF-HJ	α phase	%	≥90
	Fe	ppm	≤200
	AI	ppm	≤200
	Ca	ppm	≤200
	N	%	≥38.5
	Free Si	%	<0.2
	C	%	≤0.10
	O	%	≤1.4
	D50	μm	<0.9