• High Quality Refractory Cenospheres - Raw Materials for Refractory System 1
High Quality Refractory Cenospheres - Raw Materials for Refractory

High Quality Refractory Cenospheres - Raw Materials for Refractory

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Product Description

  Cenosphere, sometimes called microsphere, is a light weight, inert, hollow sphere made largely of silica and alumina and filled with air or inert gas., typically produced as a byproduct of coalcombustion at thermal power plants. The color varies from gray to almost white and their density is about 0.6–0.9 g/cm³, all these property give it a widely application for insulation,refractory,oil drilling,coating,construction use.

1, Company Introduction,

----We as the only Asia director of TVA and ISO 9001:, have been dealing non-metallic minerals for nearly 20years, with a strict quality control and sincere service, our cenosphere has enjoyed a popular market in Australia,New Zealand, USA,Japan,Korea,Thailand etc, also hope to serve you this time with our products and service.

2, Specifications,

Specs/Grade

Grade1

Grade2

Grade3

Grade4

Grade5

True Density(g/cc)

0.6-0.7

0.7-0.85

0.85MAX

0.8-0.9

0.9-1.0

Bulk Density(g/cc)

0.37-0.40

0.38-0.41

0.39-0.42

0.40-0.43

0.45-0.5

Compress Strength(Mpa)

20-40

40-60

40-80

40-80

50-100

Size(micron)

40-300

40-300

40-300

40-300

40-300

Float Ratio

95%min

95%min

95%min

95%min

95%min

PH

7-8

7-8

7-8

7-8

7-8

Thermal Conductivity(w/m.k)

0.036-0.060

0.036-0.060

0.036-0.060

0.036-0.060

0.036-0.060

Refractoriness

1100-1660°C

1100-1660°C

1100-1660°C

1100-1660°C

1100-1660°C

Color

Grey/White

Grey/White

Grey/White

Grey/White

Grey/White

Moisture

2%MAX

2%MAX

2%MAX

2%MAX

2%MAX

Kraft Packing

20KG

20KG

20KG

25KG

25KG

Packing-2

400KG

400KG

450KG

500KG

500KG

3, Typical Applications,


1), Chemicals/Coating/Painting --- Provide measuring tool in biology and drug research, besides added to paints and epoxies to modify viscosity and buoyancy ;

2), Plastics --- Used to decrease material density (glass and polymer);

3), Ceramics --- Used to create porous ceramics used for filters;

4), Cosmetics --- Used to hide wrinkles and give color;

5), Electronic paper --- Dual Functional microspheres used in Gyricon electronic paper

6), Insulation --- expandable polymer microspheres are used for thermal insulation and sound dampening.

7), Retroreflective --- added on top of paint used on roads and signs to increase night visibility of road stripes and signs;

4,Some pictures about our cenosphere for your checking,

1: Floating Tank,

Any interests on our cenosphere/microsphere, pls feel free to let us know, hope to serve you soon.

Best regards.


FACTORY:


Q: Can someone professionally introduce the classifications of refractories?
It can be divided into two categories of ordinary and special refractory. Ordinary refractories can be devided into acidic, neutral and alkalinee refractories according to chemical properties. Special refractory can be devided into high temperature oxide, refractory compounds and high-temperature composite materials according to the compositions. Furthermore, it canbe devided into ordinary refractory products (1580 ~ 1770 ℃), advanced refractory products (1770 ~ 2000 ℃) and super refractory products (above 2000 ℃) according to the strength of refractoriness. It can be divided into bulks (standard brick, special-shaped brick, etc.), special shape (crucible, sagger, pipe, etc.), fibrous (aluminum silicate, zirconia and boron carbide, etc.) and Indefinite shape (refractory clay, castableand ramming mass, etc.) according to the shapes of products. According to the sintering process, it can be divided into sintered products, cast products, melting jetting products.
Q: How to divide the materials according to the National Fireproofing Material Standard?
2,generally, the external wall thermal insulation materials is divided in accordance with fire rating: 1, the class A combustion performance of insulation materials : inorganic fiber spray coating, glass wool, foam glass, foamed ceramics, rock wool, foam cement, hole-closed perlite ect.. 2) class B1 combustion performance of thermal insulation materials: Extruded polystyrene board (XPS) after special treatment / Special treatment of polyurethane (PU), phenolic aldehyde, gelatine powder polyphenyl granule, etc. 3) combustion performance of class B2 insulation material: molding polystyrene board(EPS), extruded polystyrene board (XPS), polyurethane (PU), polyethylene (PE), etc. I hope it will be helpful for you
Q: What is the best refractory company?
Palladium activity is very rich ah, Sina micro-blog introduced a lot of jewelry related content, style is very unique, see people could not help but want to store to buy impulse.
Q: How many refractory materials does the annual output of 1 million tons of coke oven require?
Refractory materials are expensive, and any refractory accident will lead to a considerable waste of production time and equipment, and sometimes even the product itself. The type of refractory material will also affect energy consumption and product quality. Therefore, it is very important to select the refractory material which is most suitable for various applications. While the economic benefits have great influence, refractory material most suitable for some applications need not be used for materials, but can achieve a balance between material installation cost and performance, this balance is not fixed, but with the introduction of new technology or new refractory materials and changing. History has proved that unremittingly seek metallurgical process more reasonable and development, greatly promoted the development of refractories, quickly resolve these problems has become the modern refractory steel technology development is an important element. The content of this article is to discuss a number of factors including these issues and to provide information on how to solve them.
Q: What are the requirements of the performances of brasque refractory?
The requirements of the performances of brasque refractory: 1, should have sufficient refractoriness and softening point under a fixed load. Because under the action of the electric arc, the inner and surface temperature of the different parts of the brasque can be up to 1500 ~ 1800 ℃. 2, should have strong slag resistance. Because the inward permeation of slag and smoke at high temperature through its pores of brasque cause melting loss of refractories, organization delamination and flaking. 3, should have good thermal shock resistance. Because in the steelmaking process, opening the furnace door, lifting the furnace lid will cause sudden temperature change of brasque refractory,flaking and cracking, resulting in premature failure of brasque. 4, should have sufficient strength, because the brasque will be impacted at the time of loading, vibrated when tilting, flushed by metal, slag and gas flow when boiling. 5, the thermal conductivity and the conductivity should be small. Refractories commonly used for electric furnace include magnesia bricks, dolomite brick, high-alumina refractory bricks, silicious refractory brick and magnesite ramming material. Due to the different working environment of each parts of the furnace, refractories are different.
Q: I am a manufacturer of refractory materials. I would like to receive some orders from abroad. I would like to know what foreign trade companies in Dalian place foreign orders abroad
Dalian foreign trade companies are numerous, and fire prevention materials are also quite a lot
Q: Does refractory belong to metallurgical auxiliary materials?
Refractory is widely used in industrial circle, such as metallurgy, chemical industry, petroleum, mechanical manufacturing, silicate and power, and its coonsumption is the maximum in metallurgy, accounting for 50% to 60% in total output. In order to improve slag-corrosion resistance of furnace lining, usually choose carbon-containing refractory. Refractory of various furnace lining are respectively: For the body, it is clay brick; as for the lower part, bosh and middle, it is SiC brick; for furnace bottom, it is carbon brick. Lattice brick is an important refractory product used in air heating furnace and regenerative chamber. Refractory is widely used in metallurgy. In order to improve slag-corrosion resistance of lining. Central line in tuyere and hearth are high-alumina brick. Refractory consumption is the maximum in metallurgy, accounting for 50% to 60% in total output. For the bosh and middle, it is SiC brick. In order to improve its thermal storage capacity: The furnace stack is clay brick. It is defined as refractory where the physical and chemical properties allows its use in high temperature environments; The lower furnace body
Q: What types does refractory floor include?
There are many types refractory bricks, including silicon aluminum refractory brick, the leading product in refractory bricks. And its high temperature resistance can reach up to 600 degree centigrade or more, so it is an excellent refractory brick. And this high-alumina refractory brick is very suitable for metal industry for its strong practicability. Another one is alkaline series refractory brick, including magnesite refractory brick, and these two bricks are good materials resistant to high temperature.
Q: How to divide fire resistant level of fire door?
The classification of fire resistant level of fire door: Grade A is not less than 1.2h. Grade B is not less than 0.9h. Grade C is not less than 0.6h. It is suitable for fire door with different levels: Grade A: Equipment room (such as fire-pump room,power distribution room, generator room, smoke control fan room, etc) door, fire?compartment, door on firewall; Grade B: Eclosed staircase, front door of stair room, smoke-proof?staircase and fire elevator share lobby door, front door of fire elevator, household door which directly opens to front room or shares room; Grade C: The vertical shaft door, such as strong electric wells, weak electric wells, pipe shaft door and air conditioning facilities. I hope this information can help you.

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