Silicon Nitride
Mark & model：FD90,95；FD99-α，FD99-β；FD3N；FD4N
Origin：Asia and Pacific AreaChina
Quality standard：International
Siliconnitride
Siliconnitridepowder,Gray,Anadvancedinorganicnon-metallicmaterials,Itiswidelyusedintheironandsteelsmelting,
refractories,alsoithasawiderangeofapplicationsinhightemperaturesealingabrasive,suchaswearrubber,plastics,
ceramics,etc.Mainfeatures:Thisproductisanewmaterialwhichgeneratedinthespecificatmospheretemperature,
itisdividedintoseveralgrades:FD90、FD95、FD99、FD3N、FD4N.Ithascharacteristicsofhighpurity,highnitrogencontent,andnarrowparticlesizedistribution,
highsinteringactivity.
TypicalPerformanceIndex:
|
Grade |
Si3N4 |
N |
Si |
Fe |
Al |
Ca |
O |
C |
α-Si3N4 |
Main |
|
FD90 |
93%-95% |
≧36% |
≧58% |
≦0.5% |
<0.2% |
/ |
/ |
/ |
/ |
200mesh,325mesh, |
|
FD95 |
95%-97% |
≧37.5% |
≧58% |
≦0.5% |
<0.2% |
/ |
/ |
/ |
/ |
200Mesh,325mesh, |
|
FD99-α |
99% |
≧38% |
≧59% |
<300ppm |
<250ppm |
/ |
/ |
/ |
≥93% |
D50:0.41.2, |
|
FD99-β |
99% |
≧38% |
59.5%-60% |
<300ppm |
<250ppm |
/ |
/ |
<200ppm |
/ |
D50:1um;1000Mesh |
|
FD3N |
99.90% |
≧38.5% |
/ |
≦200ppm |
≦200ppm |
≦200ppm |
/ |
/ |
≧93% |
D50:0.7um |
|
FD4N |
99.99% |
≧38.5% |
/ |
≦20ppm |
≦20ppm |
≦20ppm |
≦1.4% |
/ |
/ |
D50:0.7um |
Note:Ourcompanyprovidesdifferentparticlesizeandcompositionofsiliconnitridepowderasperusers’requirements,
includingmicron-scalesiliconnitridepowder.
Application:
FD99-αSiliconnitrideandFD99-βSiliconnitridemainlyusedincoatingandstructuralceramics,etc
FD3NSiliconnitridemainlyusedinstructuralceramicsandothers.
FD4NSiliconnitridemainlyusedinthephotovoltaicindustry.
Asanewmaterialinmodernindustry,FD90SiliconnitrideandFD95Siliconnitrideiswidelyapplicableto
theindustriesofrefractory,ferrousmetallurgy,ferroussmelting,andhorizontalcontinuouscasting,forexample:
stemminginrefractory,ironhookmaterial,threemajoritemsinhorizontalcontinuouscasting,
itsproductsofcrucibleandprotectingtubeinferroussmelting,aswellasnitrogenalloy
reagentinmetallurgy.Otherwise,1,000-meshsiliconnitridealsocanbeusedascoating.
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