Light Burnt Magnesia Product

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Specifications

Easy to install
Low cost to maintain
No need to heat or add water
Free from the size of the furnace
Prolong campaign len

Specifications

1.high MgO content
2.good bulk density
3.low SiO2
4.through ISO certificate

Made of magnesium ore and processed by roasting in reflection kiln and fine grinding. It is characterized by stable quality, high purity and good activity. Widely used in refractory, chemical, building materials, animal husbandry and other industries, it is a good material for soil improvement, and for new products such as eco-friendly desulphurization, glass magnesium board, fireproof board, and alumina spinel, and for steel furnace slag splashing protection. MgO%≥ SiO2≤ CaO≤ IL≤ Granularity (MM) 96 0.5-0.8 0.8-1.2 2.0 0-0.3 95 0.5-1.0 0.8-1.2 3.0 0.3-2.0 90 0.5-1.0 1.0-1.4 3.5 0.3-2.0 85 4.0-8.0 1.2-3.0 8.0 60 mesh - 325 mesh 80 4.0-8.0 1.2-4.0 10 Processing can be made according to customer specifications 70 4.0-10 1.2-5 12 Processing can be made according to customer specifications 60 4.0-15 1.2-10 20 Processing can be made according to customer specifications

Index Item	MgO%≥	SiO2%≤	CaO%≤	L.O.I.%≤	BD≥(g/cm3)
RGDMS–98	97.8	1.0	1.0	0.2	3.50
RGDMS–97.5	97.5	0.7	1.1	.0.3	3.45
RGDMS–97	97	1.5	1.2	0.3	3.45
RGDMS–96	96	2.0	1.5	0.4	3.40
RGDMS–95	95	2.2	2.0	1.0
RGDMS–92	92	4.0	3.0

Q:I wanna ask about the thermal insulation material fire resistant level?: The inorganic glass wool, rock wool and foam glass. Organic: The best is the phenolic foam, phenolic foam composite cement layer is level A.

Q:What refractories are resistant to fluorine gas?: It is recommended to use fused-quartz brick, which will produce hydrofluoric acid fluorine (an acidic gas) when water vapors. It is cheap. While it is recommended to use silica?brick if it exceeds 1,200 degrees. So acidic refractory is an advisable refractory for using. It works well if the temperature is below 1200 degrees.

Q:What do we mean by saying that a ladle cover knots, elbow knots, blowpipe knots in refractory materials? What is the “knot”?: Blowpipe is also the construction of unshaped refractory materials. Refractory material for ladle cover is light weight heat insulation refractory material. What you said that the construction of bend out refractory materials in some steel mills called "knot".

Q:Which refractory is better for building 1500 degree kiln ?: High alumina brick or 99 alumina hollow ball brick is OK, which can withstand a temperature of 1600 ℃.

Q:In entering fire door, which material does well?: About this, I personally advice you to take a look at the building materials market, where will be many options and comparativity would be much better.

Q:What is the difference between wear-resistant material and refractory material?: Focus is different. Some materials are called wear-resistant and refractory material. For example, refractory castable with high strength and wear-resistance, impressionable plastic material or brick. They all begin with fire-resistance and wear-resistance.

Q:Who knows which chrome refractories produced by the Henan refractory plant can be used for continuous casting?: Chrome drainage sand can be used for coupling process there are many manufacturers do it, this is mainly a lot of chrome, chrome iron ore mainly refers to the drainage sand, adding ladle material amount regulator performance guide. Drainage sand as filling material of ladle bottom nozzle, one hand can be sintered at low temperature, to avoid joining the molten steel drainage sand floating accident, on the other hand, in the high temperature and long time refining steel surface can not meet the state of sintering is too thick, otherwise it will affect the automatic pouring rate, Hua Heng worth a try I'm not favored, my sky is the wind or rain rainbow you hate yourself in the manipulation of really useless emotional heart to still ache for breaking up before the sorry shuttle time in the moving picture of the clock in the opposite direction when the initial time begins to move back to love you

Q:How can refractory materials be divided?: Refractory materials in China can be roughly divided into refractory products and unshaped refractories.

Q:What refractories are used in various parts of the blast furnace.: Blast furnace from top to bottom has the throat, hearth staves, waist, bosh, hearth and furnace bottom. the specific structure is as follows: The throat is the first to be affected by the impact and abrasion, generally use high-density alumina bricks. the upper and central portion of temperature furnace is only 400 ~ 800 ℃, the area with high alumina bricks and silicate bricks. The lower part of furnace is subject to erosion and dust erosion alkali metal vapor due to high temperatures, it is required in such case to use high quality clay brick,high alumina brick,carborundum brick,corundum brick that is slag resistance and alkali?resistance, temperature resustant and wearproof. Furnace bosh temperature reached 1400 ~ 1600 ℃, serverly eroded by slag,vapor, flush. so we use carborundum brick and reaction-bonded silicon?carbide?brick. Bosh temperature reaching1600 ~ 1650 ℃, using alumina brick, corundum brick or silicon carbide brick. the temperature of Hearth near the upper portion of the outlet zone at 1700 ~ 2000 ℃, use of silicate bricks and corundum castable graphite filler, silicon carbide bricks. In 1450 Silly twitch bottom temperature sealing die of hunger slander bet phoenix astringent preserved Grade ~ 1500 ℃, use of graphite bricks and microporous carbon bricks, now use more corundum brick, corundum mullite brick and synthetic mullite brick. x26lt;P class x3d "share-btn"x26gt;

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