High quality coconut shell activated carbon coconut shell raw material to produce high quality activated carbon, it is a kind of irregular particles broken carbon, high strength, for repeated regeneration after saturation, high adsorption capacity, low resistance is its distinctive features, this kind of products are widely used in fixed bed or fluidized bed, coconut shell activated carbon used in the central water purifier, drinking water, industrial water decolorization, deodorization and removal of organic matter and residual chlorine. Gas phase adsorption using granular activated carbon, coconut shell is usually let air adsorption by activated carbon layer. According to the different status of the adsorption of activated carbon layer, adsorption layer has a fixed, mobile and flow layer. But, in the refrigerator and deodorization device, such as small cars in the adsorber, rely on the convection and diffusion of the gas adsorption. In addition to the granular activated carbon, activated carbon fiber and activated carbon molding are also day by day the widespread application in the gas phase adsorption.
Nut shell activated carbon as part of the wooden activated carbon, mainly USES the high quality coconut shell, apricot shell, peach shell wood raw material, through carbonization, high temperature steam activation and become, the appearance of black particles, with pore developed, adsorption ability, good strength, chemical stability, the advantages of uniform particles, mainly used for drinking water, pure water, beverage, wine, industrial water, power plants, sewage and the depth of the water quality purification and precious metal refining, activated carbon for silver. Activated carbon adsorption is actually the attracting effect of adsorbent for adsorption mass particle. The size of the adsorption performance by the nature of the adsorbent, the size of the surface of the adsorbent, the adsorption properties of the nature and concentration, temperature and the size of the decision. Activated carbon adsorption refers to all kinds of gas, steam and the solute in the solution by suction phenomenon in solid or liquid material appearance. Adsorption properties of the material are called adsorbent.
Nut shell activated carbon is the most effective adsorbent, removing water odor peculiar smell the most commonly used to remove the water only powdered activated carbon, nut shell activated carbon. Due to the higher cost of construction and management of powdered activated carbon, but poor operation condition, operating problems, not renewable reuse, is generally advisable for short-term intermittent deodorization treatment and dosing quantity is not high. Construction and management fees, nut shell activated carbon is low, the operation is simple performance is more stable, take longer to use renewable use. Nut shell activated carbon after sewage device generally in the sand filter, in order to reduce the load on the activated carbon filt
er.
Globular activated carbon of its body structure to contain at least one layer of spherical shell made of activated carbon material, spherical shell is spherical core body, can be made of different in spherical shell material of inorganic materials, spherical shell can be up to 10 mm in diameter. Change the traditional with binder forming old technology. Excluding adhesive composition and completely on carbon molecules between the affinity and the special properties of the material itself. Produced by scientific formula. Effectively avoid the pore structure plugging, pore developed products, powerful. In addition, because the fluid flow channel formed between globular activated carbon fluid mechanics performance is good, the fluid pressure drop through the activated carbon layer is small, so it is especially applicable to in activated carbon bed layer stack height of fixed bed gas processing plant. Globular activated carbon adsorption performance is divided into physical adsorption and chemical adsorption. Physical adsorption is caused by activated carbon is porous, so has the huge specific surface area, it has strong adsorption. Globular activated carbon surface can be as high as 500-1000 m2 / g, is conducive to give full play to the performance, the distributed capacitance is generally about 0.25 ~ 0.9 ml/g, BET specific surface area is about 500 ~ 2000 m2 / g.
Wood film of granule, the appearance of granular activated carbon is made of high quality wood, coconut shell as raw material, through crushing, mixing, molding, drying, carbonization and activation. Woodiness grain activated carbon product avirulent insipidity of hydrocarbon chemicals, has the extremely good adsorption has a large capacity of butane work, stripping performance is good, the gas flow resistance is small, weight light, etc. Is suitable for filling all kinds of filter type gas mask, the carrier of mine self-rescuer desiccant filter type, filter ventilation, organic solvent recovery, oil and gas recovery, air purification, organic waste gas treatment, chemical synthetic wastewater treatment water purification, deodorization, brewing, catalyst and carrier, medicine and chemical petroleum refining, battery electrode materials, and other fields.
Activated carbon is also called active carbon, isolating agent or adsorbent. The main raw material with wood, coal, coconut shell activated carbon, nut shell, apricot shell, shell, peach shell, etc. As a raw material. Activated carbon raw material by physical method and chemical method for raw material crushing, removing impurity, carbonization, activation, sieve, pickling, rinsing, drying and so on a series of process. Activated carbon as a kind of carbonaceous adsorption material, widely used in the gas phase and liquid phase adsorption purification, activated carbon has a strong physical adsorption and chemical adsorption effect, can remove some organic compound adsorption and achieve effect, use of this principle, we can quickly and effectively remove all kinds of water quality of harmful substances, odor, pigment, purification, reduce COD, (stupid, toluene, xylene, oil and gas, CS2, acetone and other organic solvent recovery and adsorption), catalyst, catalyst carrier, etc., make water quality, catalyst, stupid directly and quickly improve efficacy.
characterization of activated carbon adsorption, often use empty hole testing methods have nitrogen adsorption method, generally in the test surface can be calculated at the same time pore volume, pore volume, and is closely related to the filling density of active carbon, and is inversely proportional to the filling density index.
Coal granular activated carbon is a kind of high efficient air purifying water purification materials, it has very strong adsorption capacity, we also in the industrial development and the life of one of the most commonly used adsorbent. Coal granule activated carbon can adsorb organic compounds, can remove the water of the volatile organic compounds, removal rate can reach 65%. Coal activated carbon is made of carbon as the main material used as raw materials, through high temperature carbonization and activation of the adsorbent. Using coal, nut shell and sawdust as raw material, such as forming, crushing, made by carbonization and activation of activated carbon products. Because in the process of manufacturing, volatile organic compounds has been removed, within many different shape and size of pores, and activated carbon pore is rich, specific surface area is up to, this is coal granular activated carbon adsorption ability, the main reason of higher adsorption capacity. Coal particle activated carbon high quality anthracite coal and tar as raw materials, the use of advanced processing technology. Granular appearance is black. Have developed porosity, large specific surface area, strong adsorption capacity, high mechanical strength, easy to repeated regeneration, low cost, etc. Applicable to the toxic gas purification, waste gas treatment, industrial and domestic water purification treatment, solvent recovery, etc.
The black cylindrical, appearance of coal column activated carbon is also have the customer call black stripe activated carbon. High quality anthracite as raw materials, refined through advanced process and pore developed, specific surface area, strong adsorption ability, high mechanical strength, easy to repeated regeneration, low cost advantages. Widely used in toxic gas purification, waste gas treatment, industrial and domestic water purification treatment, solvent recovery and so on.
Coal column activated carbon as adsorbent of gaseous mercury has been widely used, including before using sulfur, chlorine and iodine treatment, activated carbon for the capture of the elemental mercury is the most effective. In municipal waste incinerator, columnar activated carbon for the capture of mercury is very effective, but for power plant boiler, because the concentration of mercury in flue gas than incinerator low one or two orders of magnitude, make its application is limited. But some experiment results show that in coal-fired flue gas of coal column activated carbon for the capture of mercury is very effective, maximum capture rate can reach 99%, but with flue gas composition, flue temperature, activated carbon properties, sorbent injection rate and operating conditions.
Woodiness powder activated carbon pore structure and specific surface area is more developed, make its adsorption capacity, fast filtering. High strength low ash, pore size distribution is reasonable; The high point of ignition. This product appearance is black powder, insoluble in general solution, odourless tasteless, has high surface adsorption is strong, high purity, quick filtration speed, stable quality, has many characteristics, such as flocculation effect and leaching effect, and is widely used in food, MSG chemical products such as bleaching, removing impurity refined, can also be used for the purification of water. Suitable for sugar, pharmaceutical, beverage, wine, food, printing and dyeing, paper making, chemical industry, industrial waste water purification, decolorization of organic solvent, deodorization, refining, purification and wastewater treatment are also widely used.
Woodiness powder activated carbon in the treatment of sudden water smell and has very good application, industrial pollutants. When using carbon powder, must according to the types and to remove pollutants concentration, adsorption experiment to determine types and the powder activated carbon. Before adding the powder charcoal, should pay attention to add flour carbon paste quantitative uniform to the water, the longer the contact time, apart from the better the results. In the process of the use of powder charcoal also should pay attention to the following security problem; When dust concentration reaches a certain proportion of flame occurs easily, so the preparation to ban smoking, sparks, and flame; Should be avoided and oxidant readjusting; Because of powder carbon particles is small, light, dust pollution should be paid attention to when use, the operator must be equipped with dust mask, avoid in the lungs.
Appearance: a columnar grain or not finalize the granular, has a large specific surface area, the appropriate pore structure, institutions with high intensity, can endure high temperature and high pressure, invulnerability to breakage and easy regeneration, long service life, etc.
Desulphurization activated carbon is a kind of commonly used adsorbent. Is a kind of containing the appearance of the desulfurization material in black, tasteless, non-toxic, internal pore structure is developed. Specific surface area, strong adsorption ability of micro crystalline carbon material, in the process of refined gasoline, using activated carbon load sulfonated cobalt, titanium cyanide for crude oil in overweight mercaptan removal, thus reducing the gasoline sulfur content, improve the quality. In line with the requirements of state environment protection. For chemical fertilizer plants, power plants produce the harmful gas such as hydrogen sulfide, sulfur dioxide, and gasoline and other chemical solvent residual mercaptan and other chemicals that have good adsorption and decomposition. Widely used in thermal power plants, oil refining, petrochemical, chemical fiber industry in flue gas desulfurization, feed gas desulfurization in fertilizer industry, coal gas and natural gas desulfurization and other gas desulfurization in chemical industry, is the best additive for producing carbon disulfide.
White fused aluminawhite, harder and more brittle than strong cutting force and steady chemical stability is good, has the very good insulation. White corundum with industrial alumina powder as raw material, regularly over 2000 degrees in the arc after cooling in high temperature melting, after smashing plastic, magnetic separation to iron, screen is divided into a variety of particle size, dense texture, high hardness, granular form sharp corners. Can be materials, etc. Suitable for machining hardened steel, alloy steel, high speed steel, high carbon steel hardness is harder, such as tensile strength of the larger materials. Can also be used to do touch media, insulator and precision casting sand, etc. Can also be applied to large steel castings, especially the type alloy casting, core sand, coating and investment casting shell making material, at the same time can be used as hardened steel, alloy steel, such as half fine grinding, fine whet.
The common name for a brown fused alumina is also called the emery, are made of alumina, carbon materials, scrap iron three kinds of raw materials in the electric furnace melting reduction brown alundum, made by reason of brown fused alumina. Brown fused alumina is mainly chemical composition is AL2O3, and its content in 94.5% 94.5%, the other contains a small amount of Fe, Si, Ti, etc. Brown fused alumina is mainly divided into three, brown fused alumina is one of the best level, followed by secondary and tertiary, and the quality standards of brown fused alumina is mainly to see the content of AL2O3 and content in more than 95% for brown fused alumina, which is often said 95 brown fused alumina. Secondary corundum and tertiary corundum content drops, quality also decreases. Brown fused alumina colour can see colors to distinguish, because of the brown fused alumina containing Fe elements (iron), Fe element is red-brown, so brown fused alumina appears as tan, can see color to identify the level and quality of brown fused alumina.
Brown corundum sand with hydraulic careful screening, mechanical processing, screening and classifying the grinding materials, mainly used for grinding glass products, industrial cleaning and water cut, etc. On silicon chips, precision instrument, glass, ceramic, stone, leather, metal parts can improve smoothness and sandblasting cutting, is a manufacturer of grinding wheel, emery cloth, sand must be raw materials, can be used as building highway pavement, airport runway, wear-resisting rubber good wear resistant material. Brown fused alumina with high purity, good crystallization, strong liquidity, low linear expansion coefficient, enterprise production practice verification, the product in the process of application of blasting, powder, no crack characteristics, make it become the best in the brown just the quality of the jade of refractory aggregate and filling material
.
aqueous solution nearly transparent viscous liquid, belong to the dangerous goods, non-toxic, non-corrosive. Solid PAM has the water absorbability, flocculability, adhesiveness, drag reduction, thickening, good stability at the same time. Can meet the demand of various aspects, in wastewater and waste liquid treatment, sludge thickening and dewatering, drilling mud additives, mineral processing, coal washing, paper making, etc., can fully meet the requirements of a variety of fields. Widely used in water treatment and electric power, mining, coal preparation, asbestos products, petroleum chemical industry, papermaking, textile, environmental protection, etc.
Corn cob is made from high quality corn cob crushing processing through strict screening, cream-colored or yellow-brown, in use process is not easy to broken, organize uniform, suitable hardness, good toughness, strong water imbibition, wear-resisting performance is good wait for an advantage. Corn cobs can be divided into large, medium and small can be used with form a complete set of finishing equipment, drying equipment. Because the corn cob is rich in cellulose, hemicellulose, and lignin, etc., have been used in papermaking, biological sugar and other industries. As a carrier for the corn cob granule powder production of veterinary drugs shelf life for three years for stability, various indexes and microbial indexes meet the domestic and international standards, low cost, good and inexpensive.
Silicon carbide is quartz sand and anthracite coal or petroleum coke (SiO2) (C) as the basic raw material under the condition of over 1800 degrees centigrade high temperature generated non-metallic minerals, because raw material is different form the two black, green silicon carbide.
Green silicon carbide is quartz sand and petroleum coke (SiO2) (C) and sodium chloride (NACL) as the basic raw material under the condition of over 1800 degrees centigrade high temperature generated by the non-metallic minerals, it has high hardness, small expansion coefficient, crisp, good thermal conductivity, etc. Are widely used in abrasives grinding, electronic products, refractory materials, special ceramics, coating modified plastic additives, grinding wheel, cutting slices, auto parts, military aviation, etc.
Black silicon carbide is quartz (SiO2) and anthracite coal or petroleum coke (C) as the basic raw material under the condition of over 1800 degrees centigrade high temperature generated by the non-metallic minerals, it has high hardness, small expansion coefficient, crisp, good heat conductivity characteristics, widely used in abrasives and grinding of electronic products, refractory materials, special ceramics, ceramic foam, coating modified plastic additives, auto parts, military aviation, steelmaking deoxidizer, etc.''
Anthracite filter material is made of high quality anthracite as raw material, the selection of broken, powder, sieve process is widely used, such as double, three layers of filtering material quickly. Practical in general acid, neutral alkaline purification processing, has the good specific surface area, the indicators have reached the ministry of construction (CJ/T44-1999) standards. Anthracite filter material is a kind of filter with commonly used filter material, water treatment industry anthracite filter material widely used in chemical industry, metallurgy, thermal power, pharmacy, paper making, printing and dyeing, food, etc. In the process of the production water quality before and after treatment. With quartz sand filter material used is the promotion in double quick filter and three layer filter, filter to filter the best material, is to improve the filtering speed and improve the ability of sewage water yield per unit area and exponentially, lower the project cost and the most effective way to reduce cover an area of an area. Anthracite, quartz sand filter material in filter, when wastewater flow filter material layer, particle size of the larger particles are first interception in the gaps between the surface of filter material, so that the filter material of the gap is more and more small, cutting carrying capacity is becoming more and more high, so in order to improve the filtering efficiency of the filter layer, generally adopts double, three layers of filter material.
Natural manganese sand is a kind of strong oxidant, oxidation of ferrous iron in water, iron and manganese removal filter device used in drinking water, groundwater used to purify the water quality in addition to iron and manganese. Natural manganese sand filter material is made of high quality natural manganese ore and brown on the appearance, for groundwater iron and manganese removal filter has a unique effect. Manganese sand filter material is mainly used for groundwater iron and manganese removal filter, the product is made of natural manganese sand or manganese ore raw materials, the screening of different manganese sand filter materials processed into content. Spherical, brown appearance, has the good performance of iron and manganese removal. As the manganese form of manganese sand filter materials are mainly composed of manganese dioxide. According to different processing purposes, choose different content of products, with MnO2 content not less than 35% of manganese sand filter material can be either manganese removal, and in addition to iron, MnO2 content less than 30%, only appropriate groundwater in addition to iron.
Sponge iron is a kind of environmentally friendly water treatment processing. Using an activation treatment of highly active, large specific surface area of sponge iron type filter material deoxidizer. Room temperature processing of industrial water (or water) is an ideal effect (residual oxygen content: 0.03 to 0.05 mg/L), the product supporting facilities has the advantages of low investment, simple maintenance, low cost of transportation, oxygen advantages with good effect, can be widely used in boilers and circulating water equipment, is a kind of high performance and energy saving products. Sponge iron with the activity of specializing in the production of sponge iron (direct reduced iron) to remove dissolved oxygen in water, sponge iron main component is iron, the internal structure of the porous, provides the specific surface area of 5-100000 times that of ordinary iron filings, can make the water of oxygen and iron quickly complete oxidation reaction. Reaction product Fe (OH) 2, Fe (OH) 3 is not easy to dissolve in water floc, when with water flow through the rest of the sponge iron particles was stopped, as long as the use of a certain intensity backwashing water can rinse (about 5 minutes).
High-quality fruit shell walnut shell filter of material due to its hardness, the proportion of ideal, porous and multifaceted, and the special physical and chemical treatment, the pigment, fat, oil, electric ion removal clean), make it has strong oil removal in water treatment performance, in addition to the solid particles, easy backwashing excellent properties, such as walnut shell filter material has been widely used in oilfield oily wastewater treatment, industrial wastewater treatment and civil water treatment.
According to the national industry standard production of walnut shell abrasive good durability, polishing and grinding effect is good wait for an advantage, and applied to a wide range, suitable for all kinds of base metals such as zinc, aluminum, copper, copper alloy, brass, bronze, stainless steel, just now, titanium coarse, medium and fine until mirror grinding effect. The product is suitable for use in glasses industry, textile industry, machinery processing, hardware, bearings and other industries deburring and polishing; Is also the polishing material, can be matched with all kinds of polishing, sand blasting, cleaning equipment use. Apply to the frames, grinding and polishing of glasses accessories and other hardware products.
Black corundum and low aluminum corundum, 3 oxidation 2 aluminium (AI2O3) content is 70% ~ 70%, containing more silicon oxide and titanium oxide impurities, such as a corundum in black. Melting point : 2050. In electric arc furnace, bauxite made by melting a is given priority to with alpha Al2O3 and spinel mineral phase - colored crystals, its characteristic is Al2O3 content is lower, and has a certain amount of Fe2O3 (10%), thus has moderate hard ground, high toughness, high temperature resistant, the characteristics of the thermal state performance is steady. More for free grinding, such as products before electroplating grinding coarse grinding, it is mainly used for stainless steel, metal products, optical glass, bamboo and wood products polishing and sanding, making resin grinding wheel, cutting slices, gauze of new abrasive. Black corundum abrasive basic particle concentration, strong cutting force, tenacity is big, and flexibility, good abrasion resistance, high working efficiency. Grinding polishing, sandblasting of stainless steel products is the most ideal products.
