High Quality Refractory Cenospheres - Raw Materials for Refractory
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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: The difference between refractory and thermal insulation material
- Refractory refers to inorganic non-metallic material, whose refractoriness is not less than 1,580℃, but refractory is not necessarily insulated material. Inorganic thermal insulated material also belongs to refractory as long as its refractoriness is higher than 1,580℃.
- Q: What refractory material does cupola lining use?
- Refractories for ehongtianlu, Yong, eajliao, najhuo cupola, refractory (refraetoriesfo:Cupola, furnace) masonry cupola and related parts. The utility model also discloses a heating furnace, which is a thermal equipment for melting pig iron in the casting industry and certain steel smelting plants. The working temperature of the guard is usually 1400 ~1 stone.. C.
- Q: Which kind of furnace hearth refractory is better?
- hearth selected material] hearth material must be durable, high temperature resistant, general selecting masnory made of refractory cement, silicon carbide refractory products, mullite or multicrystal mullite (which is the general term of minerals composed of a series of aluminum silicate, mullite is only stable binary compound in the Al2O3-SiO2 system) etc.. [hearth] is a three-dimensional space surrounded by furnace walls for combustion of the fuel. The funtion of hearth is to ensure the fuel to burn as far as possible, and to cool the gas temperature of the hearth exit to the allowed temperature of convection heating surface safe operation . Therefore, the hearth should have sufficient space and adequate heating surface. In addition, there should be reasonable shape and size in order to fit the burner and the organize aerodynamic field inside the furnace to prevent the flame from adherence, dashing walls and have high fullness and eve wall thermal load.
- Q: What is the magnesium carbon refractory?
- The composition of refractory brick raw material There are many types of refractory brick raw materials, mainly divided into six categories: Soil, stone, sand, mineral, power and others. One of the original material, soil: Aluminum, kaolin, clay, diatomaceous earth The second raw material, Stone: fluorite, kyanite, andalusite, forsterite, vermiculite, mullite, pyrophyllite, chlorite, dolomite, sillimanite, magnesia-alumina spinel, silica The third kind of raw material, sand: Pottery, zircon sand, quartz sand, magnesite The fourth kind of raw material, ore: Chrome ore The fifth kind of raw material, powder: Aluminum powder, silica powder, silicon powder The sixth kind of raw material of refractory brick, others: Asphalt, graphite, phenolic resins, perlite, cenosphere, sialon, corundum, silicon sulfate, silicon carbide, sodium silicate, silica solution, boron carbide, calcium aluminate cement, nitride material, shale ceramisite, alumina, alumina sol and zirconia, etc.
- Q: What are the chemical composition of refractory cement?
- Calcium aluminate prepared by calcining as the main component. Aluminate cement takes bauxite and limestone as raw materials, alumina content of about 50% as the clinker. And it is a hydraulic cementing material made by grinding. Refractory cement is also known as aluminate cement.
- Q: What do refractory materials include?
- It is so difficult.
- Q: Which brand of refractory fiber hard thermal insulation board is better?
- One colleague said Huayou refractory fiber hard thermal insulation board is good. The size (mm): 600*400*60. refractory temperature: 1770 ~ 2000 ℃ (℃), and the price is 2850 yuan a ton.
- Q: Does anyone know fire-proof material of fireproof wooden door?
- Because the timber of fireproof wooden door has gone through fire retardant treatment, so it can prevent fire. Its principle: Fire-retardant treated timber has become flame retardant material itself and its fire endurance has increased. The commonly used method of fire retardant treatment for timber including: Spraying method, soaking method, boiling method, vacuum method, vacuum-pressure method. Spraying method and soaking method are generally used for timber surfaces which are no longer going through planing process, and thin plate fire retardant treatment, whose thickness is less than 10mm . Vacuum method and vacuum-pressure method have excellent flame retardant efficiency, but their equipment are expensive. Fireproof wooden door refers to the door whose fire endurance of door frames, skeleton of the door leaf, door panels made of timber or timber work reaches the provisions of "GB50045-95 design of tall buildings for fire protection".
- Q: Who knows the highest temperature the high-temperature refractory coating can resist?
- When coating the fire-resistant coating on a steel beam of a building, paint film thickness reaching 2mm, and steel beams in the building are on fire, the fire-resistant coating can withstand for two hours. Fire-resistant coating is passive fire protection materials painted on the surface of the protected objects (eg. steel structure) , which can be divided into types of thick, thin, ultra-thin and facing according to the thickness. It can be divided into water-based and solvent-based products by medium. Whatever the structure of the building is, it will collapse if it is on fire for a long time. Fire-resistant coating function as isolation layer on the surfaces of the protected objects, delaying the building collapse time to win over valuable time for rescue and fire fighting. I hope this answer can help you.
- Q: How many kilns using refractories are needed? What are the furnaces respectively?
- There are many magnesia-chrome bricks and alkali insulation tiles); aluminum manufacturer roaster; The bottom of the glassworks regenerative chamber generally use the clay checker bricks, which is popularly used in many places of the steel mill. the upper of the power plant uses low pore brick and magnesia bricks. The forehearth uses the corundum bricks, and the cement plant uses dry and wet rotary?kiln (silmo brick
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High Quality Refractory Cenospheres - Raw Materials for Refractory
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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