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Quick Details

  • Place of Origin: Shandong, China (Mainland)
  • Shape: Brick
  • Material: Alumina Block
  • SiO2 Content (%): 18-50
  • Al2O3 Content (%): 48-80
  • MgO Content (%): 0
  • CaO Content (%): 0
  • Refractoriness (Degree): 1770°< Refractoriness< 2000°
  • CrO Content (%): 0
  • SiC Content (%): 0
  • Model Number: LT-SYL-20
  • Brand Name: longtai
  • Product name: High Alumina Refractory Brick Price
  • Type: refractory fire brick
  • Refractory: high alumina refractory brick
  • Application: Industrial Furnaces
  • Name: High Alumina Brick
  • Size: Customizable
  • Packing: Strong Wooden Pallets
  • Certificate: ISO9001:2000
  • Usage: Widely Used

Packaging & Delivery

Packaging Details Pallet Package or as your requirement for High Alumina Refractory Brick Price
Delivery Time Shipped in 15 days after payment

High Alumina Refractory Brick Price


Product Description

Raw material: Natural ore and its extract or other synthetic materials.


 High Alumina Refractory brick features:

1.Export more than 20 countries;
2.Accurate delivery time;
3.Professional technical service;
4.Most bricks in stock.


 High Alumina Refractory brick  Process:

Raw material to factory→ checkout→ burdening→stirring→mixing→taking out the raw material→transfer

→enter into mould→press machine extrusion→going out the mould→stoving→going into the furnace→firing

→stopping burn→cooling→open the furnace door→going out the furnace→checkout→packing→qualified product

→putting in storage→sale


High Alumina Refractory Brick Physical and Chemical Index :
Item Properties 
LZ-80 LZ-75LZ-65LZ-55LZ-48 
Al2O3 (%)80 ≥75≥65≥55≥48
Refractoriness  (°C )≥1790 ≥1790≥1790≥1770≥1750
Bulk density  (g/cm3)2.652.52.452.42.3
Softening temperature under load  (°C )1530 ≥1520≥1500≥1470≥1420
Linear changes on reheating (%)            1500°CX2H0. 
            1450°CX2H              0.1
                  Apparent porosity (%)          22        ≤23        ≤23         ≤22        ≤22
             Cold crushing strength (Mpa)          55        ≥50        ≥45         ≥40        ≥35
                             Application steel furnace, glass furnace, sodium silicate furnace, ceramic shuttle kiln, cement rotary kiln, blast furnace, electric furnace, blast furnace and reverberatory furnace.


Other Refractory Product:

ItemProductReference IndexApplication
1Fire Clay Brick1.Al2O3:30-48%;
3.Refractoriness under load:1300-1400°C;
4.Bulk density:2.0-2.2g/cm3.
1.Glass furnace, 
2.Heating furnace,
3.Hot blast stove, 
4.Blast furnace,
5.Metal melting furnace,
7.Pizza oven,
8.All industrial furnace.
2Low Porosity 
Fire Clay Brick
3.Refractoriness under load:>1500°C;
4.Bulk density:2.3-2.37g/cm3;
5.Apparent porosity:12-15%
1.Glass industry,
2.Steel industry,
3.Chemical industry.
3High Alumina Brick1.Al2O3:48-80%;
3.Refractoriness under load:1300-1400°C;
4.Bulk density:2.3-2.65g/cm3.
1.Glass furnace,
2.Heating furnace,
3.Heat treatment furnace,
4.Blast furnace,
5.Metal melting furnace,
6.Electric furnace,
7.Pizza oven,
8.All industrial furnace.
4Fused Cast 
Zirconia Corundum Block 
4.Exudation temperature of glass phase:
5.Refractoriness under load:1400-1450°C;
4.Bulk density:3.4-3.95g/cm3.
1.Flat glass furnace, 
2.Glass tube furnace,
3.Float glass furnace,
4.Glass bottle furnace,
5.Sodium silicate furnace,
6.Ceramic frit furnace,
7.Glass melting furnace.
5Sintered Azs 
Refractory Brick
3.Refractoriness under load:1600-1680°C;
4.Bulk density:2.8-3.4g/cm3.
1.Glass furnace,
2.Sodium silicate furnace,
3.Ceramic Frit furnace,
4.Metallurgical furnace.
6Sintered Zircon Firebrick1.ZrO2:64%;
3.Refractoriness under load:1620°C;
4.Bulk density:3.5-3.7g/cm3.
1.Glass furnace,
2.Sodium silicate furnace,
3.Ceramic Frit furnace,
4.Metallurgical furnace.
Zirconia-mullite Brick
3.Refractoriness under load:1650°C;
4.Bulk density:2.9-3.0g/cm3.
1.Glass furnace,
2.Sodium silicate furnace,
3.Ceramic Frit furnace,
4.Ladle lining.
Refractory Brick
4.Refractoriness under load:1450-1510°C;
5.Bulk density:2.2-2.4g/cm3.
1.Glass furnace,
2.Float glass furnace,
3.Feeding machine,
4.Drawing machine.
9Sintered Mullite 
Fire Brick 
4.Refractoriness under load:1560-1700°C;
5.Bulk density:2.45--2.75g/cm3
1.Glass furnace,
2.Float glass furnace,
3.Feeding machine,
4.Drawing machine.
10Silica Brick1.SiO2:95-96%;
3.Refractoriness under load:1650-1680°C;
4.Bulk density:1.85-1.9g/cm3.
1.Glass furnace,
2.Coke oven,
3.Hot blast stove.
11Magnesia Fire Brick1.MgO:92-97%;
4.Refractoriness under load:1600-1700°C;
5.Bulk density:2.88-3.0g/cm3.
1.Glass Furnace,
2.Cement kiln,
3.Metallurgical furnace,
4.Steel making electric furnace
5.Flat furnace.


Packaging & Shipping


Our Services

1.Supply types of refractories to the world;        2.Produced standard brick and special shape brick;

3.Passed the ISO9001 ceratificate;   4.Refractory bricks for various of industrial furnace.

Company Information





 1. Minimum Order Quantity?

MOQ is 3 tons or 1000 pcs.

2. What quality of the product can you offer?
Our products can be customized according to your requirment.
3.Can you do Customization & Reproduction if I provide a photo or drawing?
Yes, we do Customization & Reproduction service, please check the details and sample above. 
You need to send the pictures to our email, tell us the specification you want, 
then we will quote you exact price. We will take photos for you check.
4. Does the packaging safe and arrive in good conditions? 
Yes, Safe Packing guarrantee, all the products will arrive your door under good conditions. 
5. How long does it usually take to deliver the product?
We'll make the shipment to you immediately. Accurate delivery time depends on the specific quantity and the difference of materials.

6.For the formal quotation,what shall be informed?

Brick size,purchasing quantity,material  composition(index),furnace type.


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