Gold Member Since 2016
Audited Supplier
REWELL Refractory Zhengzhou Co., Ltd.

Corundum, Mullite, Refractory manufacturer / supplier in China, offering Corundum and Mullite Refractory Material, Seamless Pure Calcium Cored Wire for Steel Deoxidizer, High Quality Waterless Taphole Clay and so on.

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Supplier Homepage Product Blast furnace refractories Corundum and Mullite Refractory Material

Corundum and Mullite Refractory Material

Purchase Qty.:
(Tons)
5-9,999 10,000+
FOB Unit Price: US $300 US $2,000
Purchase Qty. (Tons) FOB Unit Price
5-9,999 US $300
10,000+ US $2,000
Get Latest Price
Production Capacity: 10000 Tons / Year
Transport Package: Wooden Cases, Pallet
Payment Terms: L/C, T/T
Basic Info
  • Model NO.: RW-GQ, RWMB
  • Feature: Long Time Materials, Instant Materials
  • Shape: Ball
  • Al2O3 ,%: 90
  • Bulk Density ≥ g/cm3: 3.15
  • Trademark: REWELL
  • Origin: Gongyi, Henan, China
  • Refractoriness (℃): 1580< Refractoriness< 1770
  • Type: Refractory Material
  • Material: Corundum,Mullite
  • Fe2o3 ≤: 0.3
  • Apparent Porosity ≤%: 20
  • Specification: ISO9001
  • HS Code: 69022000
Product Description

Corundum Ball


Corundum and Mullite Refractory Material

Brand

Properties

RW-GQ99

RW-GQ98

RW-GQ97

RW-GQ95

RW-GQ93

RW-GQ90

Max service temperature (°C)

1850

1850

1800

1750

1700

1650

Al2O3% ≥

99

98

97

95

93

90

Fe2O3 ≤

0.15

0.2

0.3

0.4

0.5

0.8

Bulk density ≥ g/cm3

3.15

3.15

3.1

3.0

2.95

2.90

Apparent Porosity ≤%

20

20

20

20

20

20

Cold Crushing Strength MPa ≥

90

90

80

80

80

80

0.2MPa Refractoriness under load °C≥

1800

1800

1750

1700

1700

1600

Permanent linear change %

±0.1
(1700°C×2h)

±0.15
(1700°C×2h)

±0.2
(1700°C×2h)

±0.2
(1650°C×2h)

±0.3
(1650°C×2h)

±0.3
(1600°C×2h)

Mullite Bricks


Corundum and Mullite Refractory Material

Item

Properties

Mullite Bricks

Corundum

 Mullite

Corumdum-Mullite Bricks for Kiln furniture

Cordierite-mullite Bricks for kiln Furniture

 

RWMB-1

RWMB-2

RWMB-3

RWMB-4

RWMB-5

Al2O3,% ≥

70

70

85

85

45

SiO2 ,%≤

24

25

12.5

 

40-45

Fe2O3 ,%≤

1.0

0.5

0.5

1.0

1.4

R2O,% ≤

1.5

0.5

 

 

 

Bulk Density , g/cm3

2.55

2.58

 

2.85

1.8-2.2

Apparent Porosity , %≤

17

16

 

15

30

Cold Crushing Strength ,Mpa ≥

45

80

85

110

40

0.2MPa Refractoriness under load ,°C≥

1650

700

1700

1700

1380

Permanent linear change, %

±0.1
(1600°C×2h)

±0.1
(1650°C×2h)

 

±0.2
(1650°C×2h)

 

Cold Bending Strength Mpa ,≥

15

20

 

15

8

High temperature Bending Strength ,Mpa ≥

8

12

11

12

8

Thermal shock Resistance (water cycle) (1100°C)≥

25

30

40

25

40

Thermal expansion coeffient (1000°C)

 

 

 

 

3.3

 
Corundum and Mullite Refractory ProductsCorundum and Mullite Refractory ProductsCorundum and Mullite Refractory ProductsCorundum and Mullite Refractory ProductsCorundum and Mullite Refractory ProductsCorundum and Mullite Refractory ProductsCorundum and Mullite Refractory Products
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