Audited Supplier
GT-303
Steatite
1580< Refractoriness< 1770
Block
White Pink, Grey
Dome Bead, Flat Bead, Fish Spine
Top Groove, Bottom Groove, No Groove
Thermal Expansion Coefficient, Excellent Electrica
Long Time Materials
Refractory Material
shangtao
Plywood Case or Carton
Rohs
Shanghai, China
8547100000
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.
| 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 |
