Gold Member Since 2015
Kun Hao Industry Co., Limited

Alumina Brick, Alumina Bubble Brick, Refractory manufacturer / supplier in China, offering High Alumina Hollow Ball Brick for Sale, Refractory Aluminate Cement on Sale, Calcium Aluminate Cement A70 in Refractory and so on.

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Supplier Homepage Product refractory brick refractory for glass furnace High Alumina Hollow Ball Brick for Sale

High Alumina Hollow Ball Brick for Sale

FOB Price: US $2,000-3,000 / Ton
Min. Order: 1 Ton
Min. Order FOB Price
1 Ton US $2,000-3,000/ Ton
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Production Capacity: 300tons Per Month
Transport Package: Be Packed on Wooden Pallet
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: KH-hah
  • Feature: Long Time Materials
  • Shape: Brick
  • MOQ: Negotiable
  • Quality: High
  • Specification: GB, ISO
  • HS Code: 6902900000
  • Refractoriness (℃): 1770< Refractoriness< 2000
  • Type: Refractory Material
  • Material: Alumina Block
  • Price: Reasonable & Negotiable
  • Trademark: KH
  • Origin: Zhengzhou
Product Description
Alumina Bubble Refractory Brick,Alumina Hollow Ball Brick:

The Alumina Bubble Brick use the alumina hollow ball as the main raw material, high-performance powder as additives, and organic material from the temporary binding agent.  After mixing, drying, forming, firing,made in high temperature shuttle kiln.


1.High purity
2. Energy-saving
3. Excellent mechanical strength
4. Low thermal conductivity.
5. The material can direct contact with flame
6. Good anti-spalling
7. Good high temperature resistance


The material is widely used in carbon black furnace, gasifier, gas furnace, hydrogen furnace, as well as shuttle kilns and other high-temperature furnace equipment. can be used as insulation lining, but also can be used as the work of other industrial high-temperature furnace lining.

Technical Data:

IndexKGSM1650Alumina hollow ballAlumina hollow ballAlumina hollow ball
Max.Service Temp, %1630168017001800
AL2O3,% ≥75909699
Bulk Density g/cm31.2 - 1.51.4 - 1.71.4 - 1.71.4 - 1.7
Cold Crushing Strength MPa8 - 10≥ 20≥ 20≥ 19
Bending Strength MPa4.55.85.8-
Reheating Linear Change≤0.38
(1600ºC × 8 hours)
(1650ºC×8 hours)
- 0.2
(1650ºC ×8 hours)
(1650ºC× 8 hours)
Thermal Expansivity≤0.56
Thermal Conductivity ( 300ºC±25ºC)

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