Silicon carbide for precision ceramics
Special ceramics generally use high-purity micro-nano materials, and the raw material requirements used are: 1. Small particle size, narrow particle size distribution range, or gradation according to a certain particle Isize. 2. The particles are equiaxed, with few agglomerated particles and low agglomeration intensity. 3. The chemical purity and chemical composition uniformity can be controlled. The particle size D50 used is less than 0.8 microns, and the largest particle does not exceed 5 microns. Silicon carbide, mainly a-type silicon carbide, is used as raw material to ensure the thermal stability and corrosion resistance of precision ceramics. The particle size distribution is concentrated and uniform, the yield is high, the shrinkage is stable, and the ideal density effect can be achieved. The relevant indicators far exceed Similar products.
Silicon carbide is used as thermal insulation material
Insulation materials generally refer to materials with a thermal coefficient less than or equal to 0.12, including heat insulation_boards, nano-porous heat insulation boards, etc._Currently, the specifications commonly used by customers are mainly 5um and finer silicon carbide powder.
shuncheng silicon carbide micro powder has passed Rohs and Reach certification and contains no harmful substances. It can improve the thermal linsulation performance of the product and is energy-saving and environmen. tally friendly.
Reaction sintering silicon carbide
The green silicon carbide micro powder produced by shuncheng is the main raw material of reaction sintering ceramics: it can be used in casting Imolding process, extrusion molding process and press molding process. The main production process is jet mill processing, with a content of more than 99.2%o. It has the advantages of good particle shape, strong fluidity, and reasonable particle size distribution, and has been widely praised by down. stream customers. Applicable products include silicon carbide nozzles, kiln furniture, desulfurization, electricity, seals, grinding rods, etc.
Pressureless sintered silicon carbide
Silicon carbide for pressureless sintering,is made by grinding in a wet grinder.It has powder purity, high particle size distribution, good fluidity and strong stability:
The products produced have the characteristics of high density, high hardness, wear resistance, corrosion resistance, etc., and are widely used'in seals, bulletproof equipment, heating,plates, pump valves, new energy, scientific research, national defense and military fields.
Recrystallized silicon carbide
Silicon carbide RSo7 and RS100 are mainly used for the production of recrystallized silicon carbide ceramics. The processing technology is grinding modification and air flow + shaping. Required bulk density: above 1.75, mixed thickness and filling.
Product features: high bulk density, good fluidity and strong stability, which can improve_product density, wear resistance_and corrosion resistance. It is widely used in modern kiln furniture, electric porcelain, sanitary ceramics, daily porcelain, grinding wheels, etc. with excellent perfor. mance. Metallurgy and other industries.
DPF special silicon carbide powder
The vehicle particulate trap (DPF) is made of high-purity silicon carbide powder purified by a special process as raw material, which is stirred, smelted, floated, molded and fired according to the formula. The product has a wall-flow structure, and the overall filter body is in the shape of a multi-channel honeycomb. The parallel channels are blocked alternately, so that the capture and purification effect of particulate exhaust gas reaches more than 99.6%o, leading the international advanced level.
Carbonized silicon powder for non-stick pans
Based on the use of many customers and cooperation with major scientific research institutions, shuncheng New Materials has launched silicon carbide powder for non-stick pan coatings. It can withstand high temperatures of 1800 degrees, is more corrosion-resistant, non-toxic, healthy and environmentally friendly. Among non-stick pan coatings, silicon carbide micron powder can form a hard protective layer, effectively reducing the friction between food and the pot surface, thereby providing better non-stick performance, allowing the non-stick Ipot to be used under high temperature conditions without breakage. The product has passed Rohs and Reach testing and meets environmental protection require. ments.
Silicon carbon rods are made of silicon carbide
Silicon carbide rods are rod-shaped and tubular non-metallic high-temperature electric heating elements made of high-purity green hexagonal silicon carbide as the main raw material, processed into billets according to a certain material ratio, and sintered through high-temperature siliconization, recrystallization and sintering at 220o°c.The normal operating temperature in an oxidizing atmosphere can reach 1450°c. The product has Ihigh temperature stability, corrosion resistance and wear resistance, and can be used continuously for up to 20o0 hours.
Silicon carbide for brake pads
The silicon carbide powder used in brake pads_produced by shuncheng has high purity and high hardness. Itis a high-quality raw materi. al for silicon carbide ceramic brake pads. Silicon carbide ceramic brake pads have the characteristics of high temperature resistance, high strength, oxidation resistance, corrosion resistance, and impact resistance. Compared with Compared with steel brakes, carbon ceramic brakes have obvious advantages, such as: longer service life (up to 3ow kilometers), stronger braking performance (high temperature resistance), lighter weight (the same size weighs less than traditional brake discs) should be lighter by more than half) etc.
Silicon carbide for foam ceramics
Silicon carbide (SiC) foam ceramic filter has excellent strength and resistance to high temperature impact and chemical corrosion. With an operating temperature of 15oo°c, it can effectively filter impurities and non-metallic inclusions in metal liquids, while also improving gas emissions during metal flow and solidification. Itis used in fields such as molten metal filtration, high-temperature flue gas treatment, chemical carriers, solid heat exchangers and special fillers.
Glass fiber reinforced plastic with silicon carbide
Silicon carbide for FRP has the advantages of high temperature resistance, corrosion resistance, high hardness, light weight, high strength and good thermal conductivity. Itis suitable for manufacturing high tempera. ture resistant equipment, pipelines, chemical containers and other fields.
Its high temperature stability and corrosion resistance make it an ideal material choice. At the same time, silicon carbide has good wear resistance and thermal conductivity, which can improve the service life and efficiency of the equipment. Therefore, silicon carbide for FRP is widely used in industrial fields.
Silicon carbide for ceramic substrates
Silicon carbide ceramic substrates play an important role in the field of power electronics. Compared with silicon materials, silicon carbide has a more stable crystal structure and wider energy band width. Its maximum operating temperature can reach 6oo°c, and its breakdown field strength is Imore than ten times that of silicon. Silicon carbide devices have higher blocking voltage and lower conduction losses. Therefore, the blocking voltage of power devices using silicon carbide ceramic circuit boards is much higher than that of silicon devices, and at similar power levels, the conduc. tion loss of silicon carbide devices is much smaller than that of silicon devices.
Silicon carbide for coated abrasives
Silicon carbide for coated abrasives is a commonly used abrasive material, such as abrasive belts, emery cloths, sandpaper, etc. Silicon carbide has the advantages of high hardness, good wear resistance, and strong chemical stability, and can effectively improve the grinding efficiency and processing quality of abrasives. During the preparation process of coated labrasives, silicon carbide particles are evenly distributed on the base materi. al to form an abrasive layer, thereby achieving efficient grinding and process. ing of the workpiece.
Silicon carbide for foamed ceramics
Foamed ceramic insulation board is a closed-cell ceramic material with high porosity that is made from clay tailings, ceramic fragments, adulterants, etc., with silicon carbide added mainly for foaming and roasted at high temperatures. The silicon carbide micropowder produced by Shuncheng for foamed ceramics has uniform color and reasonable particle size distribution: it can be used in different product formulas and production processes; the addition ratio is 0.3%o-0.5%, the foaming pores are uniform and the air permeability is good.
Abrasives Silicon carbide for grinding tools
Silicon carbide for abrasives mainly includes black and green silicon carbide particle size sand and micro powder in various specifications such as 8#-6000#.
The raw materials are calcined in a high-power resistance furnace with high power and good purity to ensure quality. The processing equipment includes jet mills, shaping machines, dry and wet ball mills, Raymond, etc. The production process is processed according to user needs to ensure particle shape, few impurities, and no Doping and dust are reduced through ultrasonic screening and water washing to ensure that there is no other dust mixed into the material.
Silicon carbide for polishing and grinding
Silicon carbide is very hard, has excellent thermal and electrical conductivity, and can resist oxidation at high temperatures. It is widely used lin the silicon carbide grinding and polishing industry: mainly used for glass polishing, stainless steel polishing,jade and gem polishing, steel, electronics, tool casting, refractory materials, aerospace and national defense, construc. tion and road construction, denim sandblasting, beauty tools, and hardware grinding, also suitable for industries such as the manufacturing of ceramic grinding blocks and grinding wheels.
Silicon carbide for ceramic membrane
Silicon carbide ceramics is called the future filter substrate and is currently the most advanced membrane separation material in the world. Its support layer and filter layer are both made of high-purity silicon carbide and sintered at high temperatures. Because silicon carbide ceramics have the Icharacteristics of acid and alkali resistance, high temperature resistance, high mechanical strength, solid material, safe material, and low isoelectric Ipoint, the silicon carbide membrane produced has good filtration effect, anti-pollution, strong material, and maximum flux. The advantages of silicon carbide film in material structure determine its advantages in process technology.