Pure oxide products

 

 

 

 

 

 

Quartz Wool Fabric

Analysis of impurity

Purity of Quartz Cylinder

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Alumina Series Products

Brand/
Item
Corundum Container, tube and ball
Pure Corundum
Titanium-Corundum
Chrome-Corundum
Zirconia-Corundum
Thermocouple Pipe
Corundum ball
Al2O3 / %
≥98.5
≥97
≥97
80-65
≥98.5
≥98.5
SiO2 / %
≤0.5
≤0.5
≤0.5
 
≤0.5
≤0.5
Fe2O3 / %
≤0.3
≤0.4
≤0.5
 
≤0.3
≤0.3
TiO2 / %
 
≤0.8
   
 
 
Cr2O3 / %
   
1.2
 
 
  
ZrO2 / %
     
16-35
   
K2O / %
≤0.2
≤0.2
≤0.3
 
≤0.2
≤0.2
other impurity 
/%
≤0.4
≤0.5
≤0.5
 
≤0.4
≤0.4
Apparent Porosity /%
≤1
≤1
≤1
 
≤1
≤1
Bulk density /g/cm3
≥3.6
≥3.6
≥3.6
 
≥3.6
≥3.6
Cold crushing strength /MPa
≥200
≥200
≥200
 
≥200
≥200
Refractoriness under load KD /℃
≥1700
≥1700
≥1700
 
≥1700
≥1700
Resistance to thermal shock(1100℃water cooling ) /times
           
Application
For metallurgical, Chemical industry, Technical research, military industry and Space technology use

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Brand/
Item
brick-U shaped tube Sager and etc
Pure corundum brick
Titanium corundum brick
Special shape products
U-shaped tube
Al2O3 / %
≥98.5
≥97
90-98.5
≥98
SiO2 / %
≤0.4
≤0.5
 
≤0.4
Fe2O3 / %
≤0.3
≤0.4
 
≤0.3
TiO2 / %
       
Cr2O3 / %
       
ZrO2 / %
       
K2O / %
       
other impurity 
/ %
 
 
 
 
Apparent Porosity / %
20-26
20-25
28
28
Bulk density / g/cm3
≥3.1
≥3
≥2.9
≥3
Cold crushing strength / MPa
≥30
≥35
≥25
 
Refractoriness under load KD / ℃
≥1700
≥1700
≥1700
≥1700
Resistance to thermal shock(1100℃water cooling ) / times
≥10
≥8
≥10
≥8
Application
used at splitting decomposition, transform furnace of Fertilizer plants, Hard alloy production Furnace etc.

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Silicon carbide, Zirconium oxide and Magnesium Oxide

Brand/
item
silicon carbide products
Zirconium oxide products
Magnesium Oxide products
crucibles ,tube
bricks
Zirconia-Corundum bricks
SiC %
85-90
 
 
 
 
Fe2O3 /%
≤2.0
≤0.56
≤0.5
1-2
 
ZrO2 /%
 
95
95
16-35
 
SiO2 /%
 
≤0.4
≤0.4
 
General Impurity≤0.8
MgO /%
 
 
 
 
≥99
Refractoriness /℃
 
≥2600
≥2600
 
≥2700
Apparent Porosity %
26
 
 
 
 
Bulk density /g/cm3
 
≥5.8

≥4.8

≥2.9
 
Cold crushing strength/ MPa
25
≥48
≥30
≥40
 
Resistance to thermal shock (1100℃ water cooling) /times
 
 
 
 
≥10
Application
used at special steel making, glass furnace chemical industry equipment
used at lining of rare metal making medium and high frequency electrical furnace insulation material of quartz glass oxygen testing probe.
used for rare metal making insulation material and technical research field and etc.

 

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Quartz Wool Fabric

Diameter 1~3 3~5 5~8

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Analysis of impurity

 
Type
Al
Fe
Ca
Cu
K
Na
Li
B
OH
DHS
20
1
1.5
0.1
3
3
3
0.3
30
DHS-A
15
0.3
0.6
0.05
0.7
1.0
0.7
<0.1
30
DHS-B
8
0.2
0.6
0.02
0.3
0.9
0.2
<0.05
30
Typical sizes
Crucible size
Outside dia
Height
Thickness
R*
r*
t1
t2
t3
8"
203
0
3
1533
5.51.5
3
8.5
305
30
10"
2542
1783
6.01.5
3.5
9
305
70
12"
3052
2283
6.51.5
4
9.5
305
80
14"
3552
2543
7.51.5
5
10.5
400
90
16"
4042
3053
8.51.5
6
11.5
400
90
18"
4572
3553
8.51.5
6
11.5
500
120
20"
5084
3813
103
6
11.0
500
120
22"
5584.5
3813
103
7
11.0
558
89
24"
6104.5
3813
112
71
11.0
610
89

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Purity of Quartz Cylinder

Al
Fe
Ca
Mg
Ti
Cu
Mn
K
Na
Li
Co
Ni
B
21.32
0.94
1.88
0.29
0.54
0.05
0.05
0.40
2.06
1.66
〈0.07
〈0.07
0.16
  Outside diameter: 180-340mm
  Inside diameter, as per customer's requirement.

 

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