航空宇宙グレードのSi 3 N 4セラミック部品は、1400℃の高温に耐性があり、軍事的な品質保証があります。

シリコン窒化物セラミック部品のカスタマイズ

シリコン窒化物セラミックス（Si N 4）は、今日最も総合的な性能を持つ構造用セラミックス材料の1つです。その超高強度、耐熱衝撃性、優れた機械的安定性により、航空宇宙、ハイエンド機器、新エネルギー分野で好まれる材料となっています。...

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SISIC(RBSIC/REFEL)の特性
アイテム	ユニット	典型的な値
物理的な特性
カラー		グレーブラック
密度	g/cm3の	3.04
炭化ケイ素の内容	%	82-83
機械的性質
モー硬度		9.15
ビッカース硬度HV	キログラム/mm2	3000
曲げ強度	Mpaの（20 C）	250
曲げ強度	Mpaの（1200 C）	280
圧縮強さ	GPa@アンビエント	2.9
弾性モジュラス	Mpaの（20 C）	330
弾性モジュラス	Mpaの（1200 C）	300
破壊靭性	MPaのm 1/2	4
魚の比率		0.24
熱の特性
最高の働く温度	C	1380
熱伝導率について	W/m. Kの	150
熱膨張係数について	10-6/Cの	4.5
電気的性質
電気の抵抗	Om	10

コア材料の特性

極端な機械的特性

曲げ強度: 800-1200 MPa（HIP焼結過程）

破壊靭性:6-7.5MPa・m 1/²（アルミナセラミックスの2倍）

ビッカース硬度: 1600-1800 HV

並外れた熱性能

最高の実用温度: 1400 C（酸化の環境の下で）

熱膨張係数: 3.210℃（軸受鋼と完全にマッチ）

熱伝導率は15-30 W/(m·K)です。

アプリケーション分野

1.エアロスペース

エンジン部品:タービン回転翼、燃焼室ライナー

衛星システム:慣性航法システム用セラミックベアリング

超音速航空機:熱保護セラミックマトリックス複合材料

2.エネルギー設備

風力発電システム:メガワット級発電機の絶縁セラミックリング

原子力部品:使用済み燃料処理マニピュレータ用セラミックジョイント

太陽光発電の製造:多結晶シリコンインゴット炉のための熱フィールド材料

3.精密な機械

高速軸受: DN値が310 6 mm・r/minを超える

金属成形:連続鋳造用セラミック分離リング

半導体装置:ウェーハ搬送ロボットアーム部品

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