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Location : Home Alumina Ball
Regenerative Ball
Property
high strength, wear resistance, huge thermal conductivity, high heat storage, high thermal efficiency
Applications
1. It is applicable as heat accumulator in air separation plant; 2. This kind of ceramic ball can be used as heat storage packing in heating furnace.
Package
In 25kgs/bag, 1,000 or 1,250kgs/pallet, 20 pallets in a 20’ container.
Technical Parameters
  99 99.5
AL2O3 99% 99.5%
Water absorption rate(%) ≤0.5 ≤0.5
Stacking density(KG/m3) 2200 2200
Dimension(mm) Φ13、Φ19、Φ25 Φ13、Φ19、Φ25
Thermal Conductivity (100℃ cal/sec.cm ℃) 0.069
Heat Capacity (cal/g.℃) 0.245@215℃ 0.294@725℃ 0.302@1025℃
Anti-compression rate(Mpa) Φ13mm 11 12
Φ19mm 20 21
Φ25mm 26 28
Heat Resistance(℃) ≥1790 ≥1790
Thermal Shock (200-1200℃ 30 seconds cycle) 6 months 6 months

Regenerative Ball
Property
high strength, wear resistance, huge thermal conductivity, high heat storage, high thermal efficiency
Applications
1. It is applicable as heat accumulator in air separation plant; 2. This kind of ceramic ball can be used as heat storage packing in heating furnace.
Package
In 25kgs/bag, 1,000 or 1,250kgs/pallet, 20 pallets in a 20’ container.
Technical Parameters
  99 99.5
AL2O3 99% 99.5%
Water absorption rate(%) ≤0.5 ≤0.5
Stacking density(KG/m3) 2200 2200
Dimension(mm) Φ13、Φ19、Φ25 Φ13、Φ19、Φ25
Thermal Conductivity (100℃ cal/sec.cm ℃) 0.069
Heat Capacity (cal/g.℃) 0.245@215℃ 0.294@725℃ 0.302@1025℃
Anti-compression rate(Mpa) Φ13mm 11 12
Φ19mm 20 21
Φ25mm 26 28
Heat Resistance(℃) ≥1790 ≥1790
Thermal Shock (200-1200℃ 30 seconds cycle) 6 months 6 months







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