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Alumina Ceramic Structural Components -JiFeng Ceramics

セラミック構造部品/

アルミナセラミック構造部品

Alumina ceramic structural components have become the preferred alternative to metal parts due to their extreme environmental stability and micron-level manufacturing precision. Jifeng Ceramics provides one-stop services from material modification to complex structural forming, helping to upgrade equipment performance and double service life.

  • 製品詳細
  • 技術仕様

Core Performance Parameters

アイテムValueAdvantages vs Metal Parts
温度耐性Continuous working: 1600℃100% higher than stainless steel (800℃)
圧縮強度4500 MPa10× aluminum alloy; 5× titanium alloy
耐食性抵抗する 98% H₂SO₄ / 40% NaOH (1000h no corrosion)No electrochemical corrosion; service life extended 5–8 years
絶縁体積抵抗率 >10¹⁴Ω・cmBreakdown voltage 30 kV/mm; ideal for high-voltage equipment

代表的な用途 & ソリューション

1.半導体装置

Vacuum Chamber Insulator Pillar

  • Multi‑stage design matches chamber flange; thermal expansion difference <0.01 mm/100℃.
  • Mo‑Mn metallization enables hermetic ceramic‑metal sealing.

Plasma Etcher Gas Distributor

  • Precision holes ensure uniform gas flow (fluctuation <±3%).
  • Resists CF₄/Cl₂ plasma; 耐用年数 >30,000 時間.

2. New Energy Equipment

Fuel Cell Bipolar Plate Connector

  • Custom conductive coating (Pt/Ni); 接触抵抗 <5 mΩ・cm².
  • Hydrogen permeability <1×10⁻¹⁰ mol/(m²·s·Pa).

Lithium Battery Sintering Furnace Setter

  • Softening temperature >1700℃ (no deformation under 20 kg load).
  • Multi‑layer stacking improves yield by 15%.

3. 光学 & 医療機器

Laser Resonator Support Pillar

  • 熱伝導率: 30 付き(m・K); temperature control ±0.1°C.
  • Low CTE ensures wavelength stability (Δλ/λ <10⁻⁶/°C).

CT X‑ray Tube Insulator Base

  • Lead glass composite; ray shielding >95%.
  • 生体適合性認証済み (ISO 10993‑5).

Structural & Functional Design

特徴Technical Detailsパフォーマンス上の利点
Multi-stage Cylindrical StructureStepped diameter variation; CTE: 6.5×10⁻⁶/℃Precise matching for metal-ceramic joining; thermal stress reduced by 60%
Round End OpeningPrecision inner hole: tolerance ±0.01 mm; L/D ratio 20:1Supports fluid delivery, fiber threading, sensor packaging; air tightness: 10⁻¹⁰ Pa·m³/s
Ultra-smooth SurfaceNano-polishing: Ra ≤ 0.02 μmReduces particle adhesion; suitable for ultra-high vacuum ≤10⁻⁸ Pa
Stackable Assembly InterfacePreset positioning steps: fit tolerance ±0.005 mmModular fast assembly; repeat positioning accuracy < 2 μm

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