Gold Member Since 2014
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Shanghai Gongtao Ceramics Co., Ltd.

Alumina Ceramic Flanged Male Eyelet, Alumina Ceramic Flanged Eyelet Wire Guide, Ceramic Fishspine Beads manufacturer / supplier in China, offering Al2O3 Alumina Ceramic Socket Beads, Ceramic Spring Tension, Titanium Oxide Ceramic Eyelet and so on.

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Al2O3 Alumina Ceramic Socket Beads

FOB Price: US $0.002 / Piece
Min. Order: 100 Pieces
Min. Order FOB Price
100 Pieces US $0.002/ Piece
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Production Capacity: 50000000 PCS Per Year
Transport Package: Plywood Case or Carton
Payment Terms: L/C, T/T, Money Gram, Western Union

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Basic Info
  • Model NO.: GT-088
  • Feature: Long Time Materials
  • Shape: Block
  • Color: White Pink,Grey
  • Appreance: Top Groove,Bottom Groove,No Groove
  • Trademark: shangtao
  • Origin: Shanghai, China
  • Refractoriness (℃): 1580< Refractoriness< 1770
  • Type: Refractory Material
  • Material: Steatite
  • Type of Bead: Dome Bead,Flat Bead,Fish Spine
  • Property: Thermal Expansion Coefficient, Excellent Electrica
  • Specification: Rohs
  • HS Code: 8547100000
Product Description
Gongtao can supply and custom made the steatite ceramic products according to customer's drawings, samples and performance requirement.

1. High resistivity
2. Moderate strength
3. Excellent electrical properties
4. Poor heat conductivity (thermal insulator).
5. Good resistance to thermal shock.
6. Low coefficient of thermal expansion.
7. Good mechanical stability.

Heating element holders
Stand off insulators
Interlocking insulating beads
Splitbush insulators
Lamp bases and caps
Regulator parts

These beads are for protecting power lead wires with different size.

Material: White steatite ceramic, yellow steatite, alumina.
Item Testing condition Unit Steatite
Bulk density   g/cm 3 ≥2.6
Flexural Strength   N/m 2 ×10 3 1.37
Coefficient of linear expansion 20~800°C ×10 -6 /°C ≤8
Permittivity 1MHz   ≤7.5
10GHz   /
 Insertion loss 1MHz ×10 -6 ≤8.0
10GHz ×10 -6 /
Bulk density resistance 100°C Ω@Cm >10 12
Puncture strength   KV/mm 20
Thermal conductivity 20°C W/m@k 2.9
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