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Home » Product List » Alumina ball » Heat Storage Ceramic Balls (HQ-XR)
Product Details
Heat Storage Ceramic Balls (HQ-XR)
| Packing: | 25kg Woven Bag With Inner Plastic Bag |
|---|---|
| Model NO.: | HQ-XR |
| Productivity: | 1000t/year |
| Unit Price: | Negotiable |
| Shipment Terms: | FOB |
| Payment Terms: | L/C,T/T |
| Minimum Order: | 1 Tons |
| Price Valid Time: | From Aug 01,2011 To Aug 01,2014 |
| HS Code: | 69141000 |
| Trademark: | HQ |
| Origin: | China |
| Material: | Ceramic |
| Export Markets: | Eastern Europe, Southeast Asia, Africa, Mid East, Eastern Asia |
Product Description
HQ-XR heat storage ceramic balls are characterized by its high strength, low abrasion loss, large heat capacity and thermal conductivity result in efficient heat storage performance, excellent resistance to high temperature and the thermal shock. The balls have been effectively used in recuperator in air separation process, and also used to pre-heat the gas and the air in coal gas heating furnace in iron & steel plant.
| Type | HQ-XR-1 | HQ-XR-2 | |||
| Item | |||||
| Al2O3 | 20-30 | 60-65 | |||
| SiO2+Al2O3 | ≥90 | ≥90 | |||
| Fe2O3 | ≤1 | ≤1.5 | |||
| Size,mm | 10-12/12-14 | 16-18/20-25 | |||
| Heat capacity, J/kg.k | ≥836 | ≥1000 | |||
| Thermal conductivity,w/m.k | 2.6-2.9 | ||||
| Thermal shock resistance | 800 | 1000 | |||
| Refractoriness | 1550 | 1750 | |||
| Abrasion loss,% | ≤0.1 | ≤0.1 | |||
| Mohs’ hardness,scal | ≥6.5 | ≥6.5 | |||
| Crushing strength,N | 800-1200 | 1800-3200 | |||
| Bulk density,kg/m 3 | 1300-1400 | 1500-1600 | |||
