Si3N4 powder
high purity silicon nitride powder
silicon nitride loaf and powder
resistance to abrasion,corrosion, oxidatio
Si3N4 powder
The Si3N4 powder other name: Silicon Nitride powder, gray, is new material which produces under the specific high temperature and high pressure, the main component of it is Silicon Nitride. It occupies from 95% -99.999%, and size from block to12,80,325, 1000 mesh, The products of different purity and composition can be produced to satisfy users need.
1. Si3N4 powder characteristic
High strength over a wide temperature range
High fracture toughness
High hardness
High purity
Outstanding resistance to abrasion, both impingement and frictional modes
Outstanding resistance to corrosion
Outstanding resistance to oxidation
Outstanding resistance to chemical
Outstanding resistance to cold thermal shock, no crack.
Good interface compatibility
Self-cubrication
2.Si3N4 powder chemical composition
| Phase composition | ||||||||
| N | Fe | Al | C | S | P | α/βphase composition can be adjusted according to the demand of users. | ||
| 32-39 | 47-55 | <0.5 | <0.2 | <0.1 | <0.02 | <0.05 | ||
3.Si3N4 powder Typical Uses
Rotating bearing balls and rollers
Cutting tools
Engine moving parts - valves, turbocharger rotors
Engine wear parts - cam followers, tappet shims
Turbine blades, vanes, buckets
Metal tube forming rolls and dies
Precision shafts and axles in high wear environments
