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Our major products include full ceramic bearings, hybrid bearings, plastic bearings, stainless steel bearings, ceramic parts, plastic parts & bearing units.

Our goal:Our bearings, Your solutions!

2004

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NO.396 JIAHE ROAD XIAMEN CHINA

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We greatly value the relationship and partnership we have developed with TOJO.

professional manufacturer and distributor for special materials bearings

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Ceramic Silicon Nitride Screws, Nuts,Bolts-Silicon Nitride (Si3N4)

Ceramic Silicon Nitride Screws, Nuts,Bolts
Material :Silicon Nitride (Si3N4)
Size :Black
Color :25x42x35mm
Accuracy :0.008mm
Maximum Temperature :800℃(1472F)
Circuar Runout :12um
Perpendicularity :12um
Circularity :10um
Parallelism :12um
Applications :Chemicals,aerospace,medicine,environmental prot
RoHS :Compliant
Aluninum (AI) :2.0~3.5%
Yttrium (Y) :4.0~5.0%
Titanium (D) :1.0~1.5%
Oxygan (O) :4.5~6.0%
Carbon(C) :0.3~0.8%
Other impurities less than :0.001
Density( g/c m3) :≥3.20
Hardness(Hv) :1400~1600
Bending strength (Mp a) :>800
Compres sivestrength (Mp a) :>4000
Elastic Modulus (GPA) :300~315
Fracture toughnes s(M pa. m1/ 2) :6~8
Cofficient of ther malexpansion(10- 6/C) :2.2~3.0

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