It is the main raw material for making melamine formaldehyde resin
Description: Activated Alumina is white spherical porous particles with uniform particle size. Smooth surface, high mechanical strength, strong hygroscopicity, does not swell or crack after absorbing water, and remain intact, non-toxic, odorless, insoluble in water and ethanol. Fluorine removal agent (large capacity for fluorine removal), defluorination agent for circulating alkanes in the production of alkylbenzene, deacidification regenerator for transformer oil, used for gas drying in the oxygen industry, textile industry, and electronics industry, drying of automatic instrument wind, and It is used as desiccant and purifying agent in chemical fertilizer, petrochemical drying and other industries (the dew point can reach -40 degrees). In the air separation industry, the pressure swing adsorption dew point can reach -55 degrees. It is an efficient desiccant for deep drying. Chemical Molecular Formula: Al2O3nH2O (0�?n0.8). Technical Parameter: Properties Unit Data Type - KA401 KA402 KA403 KA404 KA405 Crystal Type x x x Chemical Composition Al2O3 wt% 93 93 93 93 93 SiO2 wt% 0.02 0.02 0.02 0.02 0.02 Fe2O3 wt% 0.02 0.02 0.02 0.02 0.02 Na2O wt% 0.3 0.3 0.5 0.15-0.3 0.3 Physical properties Bulk density (g/ml) 0.68-0.72 0.70-0.75 0.65-0.75 0.70-0.80 0.72-0.78 Pore volume ml/g 0.30-0.45 0.30-0.42 0.40-0.46 0.40 0.30-0.50 Surface area m2/g 300 300 260-300 300 300 Active wt% / / 56-62 / / Attrition loss wt% 1.0 1.0 1.0 0.4 0.8 LOI wt% 8 8 8 5 8 Static absorption (RH=60%) - Water absorption Fluorine absorption Water absorption Water absorption Water absorption wt% 17-19 0.2-0.3 50 50-70 17-19 Crushing Strength 1-2 (mm) N/pc 40 40 / / / 2-3 (mm) N/pc 70 70 / / / 3-5 (mm) N/pc 120 / 120 120 120 4-6 (mm) N/pc 150 / 150 150 150 5-7 (mm) N/pc 200 / / / 200 6-8 (mm) N/pc 300 / / / 300 12-14 (mm) N/pc 350 / / / / Applicationï¼? KA401: is for adsorbent. KA402: is for defluorination. KA403: is for absorption in producing H2O2. KA404: is for catalyst carrier. KA405: is for dehydrating and drying in air separation etc.
0.3-0.5um, 99.999% content, Different prices for different orders
scandium metal in lump and powder, 99.9%,99.99%,99.999% manufacturer,factory reasonable price available quality good
Product Description : white powder Price of product ( USD price or FOB price) : 429~1143 Product origin : Donghai, Jiangsu, China Key Specifications/Special Features : SiO2 99.99% min Fe2O3: 60PPM Li: 1.0PPM Al2O3:30 PPM max Na:11PPM max PH: 6
Technical features Using the numerical simulation software to design a suitable crushing and split flow, optimize the grinding machine host and worm wheel air flow structure design Multi row and multi-layer device added to the machine to achieve multi-level material grinding machine internal airflow channel and crushing area work independently Internal water cooling circulating device, suitable for grinding heat sensitive material (such as polyvinyl alcohol), it will not be deteriorated as the material temperature rised during crushing process, such as crushed polyvinyl alcohol to produce "bubble" material and make the material color changed that affect the quality of products. At the same time also reduces the material flow with high rotation speed and friction into a ball, so that more difficult to crush. Installed power is smallïinstalled power one-fourth less than other similar models The pulverizing hammer and the gear ring is made of super hard alloy materials through special processing, easy-wear parts are made of wear-resistant processing, greatly improving the service life of the wearing parts, service life is 3-4 times than other similar models, and greatly reduce the iron impurities (widely used in this manner) A high degree of automation, the whole machine adopts the full closed negative pressure operation, the production environment is clean, no dust pollution, dust emission is less than 20mg/m3 (national environmental protection -
(1)product application: 1)the prodouct is mainly used for hammer head, alloy ball, alloy plate wear part, machine equipment wear parts, large crusher hammer head, large ball mill, to improve the service life of equipment. Use for impact crusher hammer to crush limestone and other minerals; wear resistance pin in casting hammer head or limestone crusher 2)the prodouct is mainly used for heavy machinery gear tunneling of roadheader which plays an important role in improveing boring machine life, it can improve even3to5 times. Pick contact directly with the rock , so it is life directly influence boring machine's efficiency.Lot of boring machine such as s100, ebj1600 with a lot of disadvantages like low hardness, poor wear resistance, big coefficient of friction, poor corrosion resistance, low thermal conductivity and so on .The titanium carbide based cermet can be used in bad working environment, and it can growth the life.The titanium have strong high temperature resistant corrosive, so it is composite materials also have such characteristics. - v (2) product technical parameters: 1, hardness (iso 3878): 82.5±0.5 hra 2, density : 6.2 ±0.2 g/cm3 3, trs (iso 3327): 1800-2000 n/mm2 4, average grain size: 2.0 ±0.5 µm 5, porosities: a02b00c00 6, chemical: tic(47%)-fe(37%)-ni (2.0%)-mn (10.0%) other(4.0%) Size: length: within 90mm; Standard size: dia 14x60mm, 12x50mm. (3)types for choosing: The most popular we used for our customer is dia.14 * 60mm, dia.12 * 50mm, the longest we can make up to 90mm.And the regular diameter we can make have 12mm, 14mm, 16mm, 18mm, 20mm etc. (4)packing: Iron drum
The rare earth content of rare earth carbonate is 60% Rare earth carbonate is a mixture of rare earth carbonates, which is a high-grade product in the separation of rare earths. The preparation process of rare earth carbonate is to mix 60% rare earth (ore concentrate) with concentrated lye and melt it at high temperature. Chinese name: rare earth carbonate English name: Rare earth carbonate Alias: rare earth carbonate Product use: used in industries such as aluminum and rare earth alloys
Melamine Glazing Powder Its molecular structure is basically the same as that of water-soluble melamine formaldehyde resin. It belongs to high molecular compound. The basic production process: melamine, formaldehyde and other auxiliary materials are synthesized and reacted in the reactor, cooled and solidified, planed, dried, ball milled and screened into bright powder. The products are mainly used for porcelain-like and marble-like table wares to make them looks shinning. Our annal production capasity : about 6000MTS. The main types of Melamine Glazing Powder we produce as below: 1. LG 110. 2. LG 220 the above two types are made from Melamine and Formaldehyde , and LG220 is mainly for making Melamine tablewares. 3.LG 250 4.LG330 ( Water-soluble MF Resin Power ) Mainly used for adhesiven. etc. 5.Melamine Glazing Powder G. It is special made for Flexible Polishing Pads.
Melamine Moulding Compound factory. melamine powder is also known as melamine moulding powder. Our Melamine Moulding Compound is Pure ,High-Quality, Stable ,Multi-Color,SGS Inspections available. Fangyu Melamine ,as a professional melamine Moulding Compound factory, Besides the Melamine Powder specifications. we can supply the melamine moulding compound with Date E below 1 with the agreed Standard Sample tested by Colorimeter.
Perlite, Expanded Perlite, Horticultural Perlite Particle Size: 1-3mm 2-4mm 3-6mm 4-8mm. etc Applications: Gardening, Horticultural, Agriculture cutting seedling, Soilless Cultivation, Soil Improvement, Hydroponics, Green Plant landscaping, Insulation, etc. Contact us to buy bulk quantity. Our factory located in Xinyang city, Henan province.We have the advantage to give you the best quality Expanded and Unexpanded perlite. We have a variety specifications for our products, you can customized the granularity according to your need.
Place of Origin:Sichuan in China Quick Details Brand Name: Indium ingotAppearance: Silver WhitePurity: 99.99%, 99.99999%Grade Standard: Industrial GradeCAS No.: 7440-74-6color: silvery white Specifications 1.Molecular formula: in 2.Molecular weight: 114.82 3.CAS No.: 7440-74-6 4.HS Code: 8112923010 5.Storage: the storage environment of indium shall be kept clean, dry and free of corrosive substances and other pollutants. When the indium is stored in the open air, it shall be covered with tarpaulin, and the bottom of the lowermost box shall be placed with a pad with a height of not less than 100mm to prevent moisture. Railway and highway transportation can be selected to prevent rain and collision between packages in the process of transportation.
Expanded perlite is a kind of natural acidic glassy volcanic lava, a non-metallic mineral. Xinaynag Zhongzhou is the world's best quality perlite producer. Horticultural Perlite Agricultural Expanded Perlite: Horticulture perlite ore is expanded or popped by rapid, controlled heating, it expands up to 15 times its original volume and takes on a foam-like cellular appearance â?? essentially clusters of microscopic glass bubbles, creating a porous structure. This physical transformation makes expanded perlite an extremely effective aggregate for use in horticultural growing mixes â?? or, by itself, as a medium in hydroponic growing and as a rooting medium. Size: 3mm-6mm Usage: 1. Grow seeds and nodes 2. Produce seeding 3. Cultivation in greenhouses 4. Hydroponic Cultivation 5. Turf and landscaping 6. Growing media for indoor and outdoor gardening
Model Chemical Composition% Sr Si Ca Al BN-2051 0.6-1.0 45-50 0.1max 0.1max BN-2052 0.6-1.0 68-72 0.1max 0.1max BN-2053 0.8-1.2 62-69 0.1max 0.5max Standard Size: 0.2-0.6mm, 0.3-1mm, 1-3mm, 3-8mm Packing: 25kg woven plastic bag in 1mt jumbo bag. Note: Chemical composition, size and packing of above mentioned products can be adjusted according to customer's requirements. Characteristics 1. The quantity of eutectic cell wonâ??t be increased dramatically when chilling reduced. Therefore, casting loose tendency which increased due to inoculation will be reduced and compactness and anti-capacity of castings will be improved. 2. Good section uniformity and recession-proof ability. 3. Low melting point, high solubility, low calcium, little slag and low inoculation temperature is allowed. 4. Little quantity added but significant inoculation effect. Application 1. It is used in thin wall parts which have requirements for dispersed shrinkage and bleeding and uneven thickness castings such as piston ring, air conditioner compressor parts, cylinder block and head, etc. 2. New inoculant which applies to foundry production. It can be used as inoculants as gray iron and ductile iron castings and has significant effect on improving the mechanical property of casting products.
Model Chemical Composition% Si Ba Ca Al Fe BN-2011 68-72 0.8-1.2 1.0-2.0 1.5max balance BN-2012 70-75 1.5-2.5 2.5-3.5 1.2max balance BN-2013 62-70 2.0-4.0 - 1.0max balance BN-206 45-52 - 1.0-2.5 1.0max balance Standard Size: 0.2-0.6mm, 0.3-1mm, 1-3mm, 3-8mm Packing: 25kg woven plastic bag in 1mt jumbo bag. Note: Chemical composition, size and packing of above mentioned products can be adjusted according to customer's requirements. Characteristics 1.To promote graphitization and reduce the chilling tendency; 2.To refine grains, reduce segregation and make the organization uniform; 3.To enhance the mechanical strength, adjust the hardness and improve mechanical properties; 4.To improve the matrix and distribution of graphite morphology; 5.To reduce internal stress and sectional sensitivity of castings.
Characteristics 1.To promote graphitization and reduce the chilling tendency; 2.To refine grains, reduce segregation and make the organization uniform; 3.To enhance the mechanical strength, adjust the hardness and improve mechanical properties; 4.To improve the matrix and distribution of graphite morphology; 5.To reduce internal stress and sectional sensitivity of castings.
Characteristics 1.Ferro Silicon Magnesium Alloy is shaped in gray lump with metal luster. It is solid and brittle so that it is easy to be smashed. 2.With stable reaction, the absorption rate of Mg. will be increased which is helpful for getting high-quality casting products. 3.High mechanical strength and strong deoxygenation and desulfuration effects.
Sea mineral particles are a kind of porcelain balls made of high polymer materials which can emit specific wave and long-term infrared rays and contain organic germanium, a natural trace element beneficial to human body. Pour the sea mineral particles into the bucket, add about 40â?? warm water people barefoot on the above. Can massage each corresponding tissue system of the foot to produce reflection area of the foot, accelerate the foot microcirculation, increase the blood flow rate of the whole body; At the same time, under the action of trampling at a certain temperature, the sea state particles in the bucket release negative oxygen ion far infrared ray and the water molecules in the body cells to produce effective resonance effect and significant temperature control effect principle, play to adjust nerve reflex, adjust endocrine, enhance the immune system function; For hypoxia caused by increased mental stress, increased blood viscosity, obesity, insomnia, loss of appetite, rheumatism, rheumatoid, endocrine disorders subhealth people...... Have special health care function.
Basic information-- high purity tellurium 7n 99.99999% 1.Purity:99.99999% 2.Other name: High Purity Tellurium lump, ultra high purity tellurium 7n 99.99999% 3.Packing: Vacuum pakcing or nitrogen-protecting 1kg/bag; 4.Main Application: infrared detector materials, solar cell material, cooling material Characteristics: Silvery white, lustrous, solid metal. Soluble in sulfuric acid, nitric acid, potassium hydroxide and potassium cyanide solution. Insoluble in water. Imparts garlic-like odor to breath, can be depilatory. It is a p-type semiconductor and its conductivity is sensitive to light exposure.
Product Introduction: Black Silicon carbide is made by using quartz sand and petroleum coke or coal tar, wood chips as raw material through high temperature electric resistance furnace smelting. There is also a rare mineral silicon carbide in nature--the Mo SangShi. Silicon carbide is also called the moissanite. In contemporary, among the oxide refractory raw material of high and new technology such as C,N,B, silicon carbide is the most widely used and one of the most economic materials. Features: 1.Small thermal expansion coefficient 2.Stable chemical performance 3.High hardness 4.Excellent wear resistance 5.Good heat conduction performance Applications: 1.Abrasive and grinding machine 2.Used for metallurgical steelmaking deoxidizer and high temperature materials 3.High purity single crystal,can be used for manufacturing a semiconductor,manufacturing a silicon carbide fiber White Fused Alumina
