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Silicon Nitride

Silicon Nitride

It boasts ultra-high strength and hardness, self-lubricating wear resistance, ultra-low thermal expansion, outstanding thermal shock resistance, acid & alkali corrosion resistance, stable performance at high temperature, insulation and light weight.
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Product Description

Silicon Nitride (Si₃N₄) is produced by nitriding silicon powder or sintering silicon raw materials, available as gray powder or dense ceramic parts. It boasts ultra-high strength and hardness, self-lubricating wear resistance, ultra-low thermal expansion, outstanding thermal shock resistance, acid & alkali corrosion resistance, stable performance at high temperature, insulation and light weight. It has less brittleness and far better resistance to cold & heat shock than common alumina ceramics.
Silicon Nitride

Specification

ItemsUnitSilicon Nitride
B1SB3S
N%38.5min38.5min
O%1.8max1.8max
C%0.1max0.1max
Feppm wt1000max400max
Alppm wt500max200max
Cappm wt500max200max
F.Si%0.3max0.3max
α-‌crystal phase%91.0min90.0min
Average Partical Size D50μm1.0max1.0max

Application

Packaging

Packaging can be configured to match handling, storage and shipment requirements. Available options may include:
Bulk bags: 1,000 kg, 1,250 kg or 1,350 kg, supplied with or without pallets.
Small bags: 20 kg or 25 kg plastic or paper bags, supplied with or without pallets.
Custom packaging: Alternative bag types, net weights, palletization and markings are available on request.

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