Basic Info.
Match Machine
Non-woven Fabric Equipment
Processing Level
Nano Machining
Mechanical Process
Grinding
Processing Trade
Processing with Imort Material
Type of Bead
Dome Bead, Flat Bead, Fish Spine
Appreance
Top Groove, Bottom Groove, No Groove
Property
Thermal Expansion Coefficient, Excellent Electrica
Refractoriness
1580< Refractoriness< 1770
Feature
Long Time Materials
Transport Package
Plywood Case or Carton
Production Capacity
50000000 PCS Per Year
Product Description
Gongtao can supply and custom made the steatite ceramic products according to customer's drawings, samples and performance requirement.
Property:
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.
Applications:
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.
Property of material:
Material | 85 Al2o3 | 90 Al2o3 | 95 Al2o3 | 99 Al2o3 |
Al2o3 | 85% | 90% | 93% | 99.30% |
Fe2o3 | ≤ 1.0 | ≤ 0.5 | ≤ 0.5 | ≤ 0.3 |
Desnsity: g / cm3 | 3.4 | 3.5 | 3.6 | 3.85 |
Vickers Hardness | ≥ 8.6 | ≥ 8.8 | 9 | 9 |
Water Absorption:% | ≤ 0.2 | ≤ 0.1 | ≤ 0.085 | ≤ 0.01 |
Refractoriness:°C | 1580 °C | 1600 °C | 1650 °C | 1800°C |
Flexural Strength:Mpa | 180 | 200 | 240 | 280 |
Wear Rate( at room temperature, erosion, 100 grinding)% | ≤ 3 | ≤ 2.5 | ≤ 1 | ≤ 0.5 |