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Help CenterRefractory Material Zirconium Powder Ramming Mass
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Zirconium ramming material is the indefinite form material of Al2O3-ZrO2-SiO2 series. It is the main material used in glass kilns with features of corrosion resistance, low thermal expansion and high compression resistance.
Zirconium Ramming Material | |||
|
DN-a |
DN-b |
DN-c |
Al2O3 (%) |
60 |
11 |
2.85 |
ZrO2 (%) |
27 |
57.8 |
61 |
SiO2 (%) |
13 |
30 |
|
Fe2O3(%) |
|
0.71 |
0.8 |
Atmospheric Pressure Strength (MPa)(1300℃* 3h) |
800 |
800 |
800 |
Item |
Physical and Chemical Specifications |
|||||
AZS |
ZS |
|||||
Apparent Porosity 1400℃×3h % |
≤16 |
20-22 |
||||
Density 1400℃×3h g/cm³ |
≥2.95 |
≥3.50 |
||||
|
Mpa Cold Crushing Strength
|
110℃×24h
|
≥6 |
≥5 |
|||
1400℃×3h |
100 |
50 |
||||
Refractoriness ℃ |
1730 |
>1730 |
||||
Refractoriness Under Load T0.5℃ |
1640 |
>1620 |
||||
Corrosion Resistance to Melted Glass |
Excellent |
Good |
||||
Corrosion Resistance to Molten Metal |
Good |
Excellent |
||||
|
Permanent Linear Change %
|
110℃×24h:0 |
0 |
||||
1000℃×2h:0.3 |
1300℃×3h:0.4 |
|||||
1200℃×2h:0.5 |
1500℃×3h:0.8 |
|||||
|
Chemical Composition %
|
Al2O3 |
ZrO2 |
SiO2 |
Other |
ZrO2 |
|
48±2 |
29±2 |
18±2 |
2 |
63-65 |
||
The unshaped refractories are used for sealing bottom of glasses tank furnace and protect the bottom from leaking, and also used as hot patching materials.
1. We will reply to you immediately.
2. Our products will be made according to your index.
3. Other details could be discussed according to customers’ requirements.
ShanDong ZiBo ShenZi Refractory Materials Co. Ltd was founded in 1998, with two factory sections which cover an area of 120000 square meters. Our company mainly produces bottom bricks of tin bath, big clay bricks, low porosity bricks, high alumina bricks, various light weight bricks, sillimanite bricks, mullite bricks, ramming material, casting material and so on. The products have been exported to many countries, such as Indonesia, Iran, Saudi Arabia, Russia, Japan, Korea, Vietnam, Ukraine, etc.
1. What’s the payment?
Usually T/T, others could be discussed.
2. When will you deliver the goods?
The delivery time will be determined according to the quantity of the order.
3. Do you provide samples?
Yes, samples are available.
4. How are your products’ quality?
The products will be strictly inspected before shipment, so the quality could be guaranteed.
5. Do you accept OEM?
Yes, we can do OEM.
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Contact Person
Mandy Qu
TEL: +86 18764307211
SKYPE: quglacier
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