Main Products: Sic heating elements ,mosi2 heating elements ,silicon carbide heating elements ,sic products ,refractory ceramics
Ceramic Rollers
USD $0.2 - $10 /Piece
Min.Order:1 Piece
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Shanghai Bochuan Silicon Carbon Rod Manufacturing Co., Ltd.
Business Type: Manufacturer,Trading Company
Shanghai ChinaMain Products: Sic heating elements ,mosi2 heating elements ,silicon carbide heating elements ,sic products ,refractory ceramicsProduct Details
Ceramic Rollers
We mainly produce alumina tubes, rods and various industrial ceramic parts, which are mainly used in thermalcouple temperature, liquid steel continous temperature, various industrial furnace(containing vacuum furnace, carburizing furnace, wire furnace, atmosphere furnace etc), especially widely used in petrochemical, spinning, electric, instrumentation, mechanical workout, military project etc industry.
| 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 |
| Dimension | Outer dia. mm | Inner dia.mm | Length mm | Remark | |
| Item | |||||
| Thermocouple protection tube | 7-120 | 1-110 | 10-2000 | If you need others,we can customize for you. | |
| Insulated tube | Single hole | 2-120 | 1-110 | 10-2000 | |
| (inner core) | Double holes | 1-10 | 0.4-2 | 10-2000 | |
| Four holes | 2-10 | 0.5-2 | 10-2000 | ||
| Feature | Application | Main usage |
| 1.Great mechanical strength | Electric appliance industry Automotive industry | 1.Heat treatment furnace and toughened furnace |
| 2.High softening temperature | ||
3.Good resistance to thermal impact | ||
4.Small thermal expansion coefficient | Mechanical industry Engineer industry | 2.Inner liner tube and heating tube in electric furnace |
5.Good chill and abrupt heat properties | ||
| 6. Resistance to acid and alkali corrosion |
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