Gold Member Since 2010
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Lianyungang Zhong Ao Aluminium Co., Ltd.

Main Body Bead, Main Body Bead with Hole, Male End Bead manufacturer / supplier in China, offering Alumina Ceramic Heating Beads, Small Alumina Grinding Bead 1mm, Polishing Alumina Powder (TCH-61) and so on.

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Supplier Homepage Product Alumina Technical Ceramic Alumina Ceramic Heating Beads

Alumina Ceramic Heating Beads

FOB Price: US $0.075 / Piece
Min. Order: 10,000 Pieces
Min. Order FOB Price
10,000 Pieces US $0.075/ Piece
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Production Capacity: 300000 PCS/Month
Transport Package: Standard Export Pack
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: TCH
  • Color: White / Pink
  • Specification: SGS ISO
  • HS Code: 69091900
  • Al2O3: 95% Al2O3
  • Trademark: ZALY
  • Origin: Lianyungang, China
Product Description
Higher density, surface finish and unifomity than heat press cast method, excellent thermal conductivity.

Application: As ceramic parts of flexible pad and channel heaters at operations of pre and postweld heat treatment
Special Ceramic is characterized by high strength,high hardness, heat-resistance,corrosion resistant,wear resistant,pressure,good insulation property.
Customized products is provided according to your requirement.

Unit92% Alumina Ceramic95% Alumina Ceramic99% Alumina Ceramic
Densityg/cm3≥ 3.63≥ 3.68≥ 3.83
Water absorption%OOO
Sintering temperature°C1500-17001600-18001700-1800
HardnessHV≥ 1400≥ 1500≥ 1650
Flexural strengthKgf/cm2300030003000
Compressive strengthKgf/cm2240002500026000
Fracture toughnessMap.m3/23~43~44~5
Maximum temperature°C160017001800
Coefficient of thermal expansion/°C8*10-68*10-68*10-6
Heat shockT(°C)220220220
Thermal conductivityW/m.k(25-300°C)25 1425 1425 14

Volume resistivity100°C>.cm1012-10131012-10131012-1013

Insulation breakdown strengthKV/mm141618
Dielectric constant100MHz(E)8.599.5

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