1.With high strength,corrosion resisance,good wear resistance 2.certified by ISO9001:2008 quality system

Chemical Composition %
Element	Si3N4	Si	N	FE
Content	90-97	58-60	36-39	1-2
	85-90	59-61	34-36	1-2
	80-95	59-61	32-34	1-2
SIZE: 10-50MM  0-400mesh ACCORDING TO CUSTERMOERS REQUIRMENTS TO PRODUCTION

Silicon Nitride