The ladle nozzle brick is made of high-purity raw materials, formed by vibration casting and low-temperature baking, and has the advantages of high thermal strength, ўстойлівасць да тэрмічнага ўдару, corrosion resistance and erosion resistance, and thermal repair.
Nozzle brick parameters
Пункт | Паказальнік | ||
Chromium Fused Alumina | Fused Alumina | Corundum Spinel | |
Ал2О3 % | ≥90 | ≥92 | ≥80 |
Ал2О3+MgO % | / | / | ≥92 |
кр2О3 % | ≥2 | / | / |
Насыпная шчыльнасць г/см3 | ≥3,0 | ≥2,95 | ≥2,95 |
Трываласць пры халодным раздушванні МПа | ≥60 | ≥50 | ≥50 |
0.2MPa Refractoriness under load ℃ | ≥1700 | ≥1700 | ≥1700 |
Features of nozzle bricks
- Высокая вогнеўстойлівасць,
- Ўстойлівасць да высокіх тэмператур.
- Good corrosion resistance.
- Good peeling and abrasion resistance.
- Добрая ўстойлівасць да тэрмічнага ўдару.
- High mechanical strength.
- Low creep rate at high temperature.
- Good volume stability at high temperatures.
The function of ladle nozzle brick
The ladle nozzle brick usually has a special shape to meet the needs of molten steel flow and pouring. When the molten steel flows out of the ladle, the ladle nozzle brick plays the role of diversion, buffer, and diversion, which plays a vital role in ensuring the smooth flow of molten steel and the quality of steel.
Rongsheng hot refractory material products
Rongsheng Company is a company specializing in the export of refractory materials. The company’s various refractory bricks are very popular, especially цэгла з высокім утрыманнем гліназёму, магнезіальна-вугляродзістай цэглу, high chrome bricks, корундовые цэглу, і andalusite bricks. У дадатак, some insulation materials are often purchased by customers, such as коўдры з керамічнага валакна, ceramic fiber boards, г.д.
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