【碳化硅产品介绍】: 碳化硅俗称金刚砂（sic）或耐火砂、碳硅石，主要分为黑色碳化硅和绿色碳化硅，是用石英砂、石油焦（或煤焦）、木屑为原料（生产绿色碳化硅时需要加食盐）通过电阻炉高温冶炼而成，均为六方晶体。 【碳化硅的分类】: 碳化硅主要分为以下两种： （1）黑碳化硅含sic约95%，其韧性高于绿碳化硅，大多用于加工抗张强度低的材料，如玻璃、陶瓷、石材、耐火材料、铸铁和有色金属等。 （2）绿碳化硅含sic约97%以上，自锐性好，大多用于加工硬质合金、钛合金和光学玻璃，也用于珩磨汽缸套和精磨高速钢刀具。 【理化指标】: 项目 sic fe2o3 f.c 比重 熔点 显微硬度 莫氏硬度 ⅰ ≥97% ≤1.2% ≤0.3% 3.2g/cm3 2730 °c 2840～3320kg/mm2 9.0 ⅱ ≥90% ≤1.5% ≤0.5% 【碳化硅的应用领域】： 碳化硅由于化学性能稳定、导热系数高、热膨胀系数小、耐磨性能好，主要有以下主要应用领域： （1）磨料磨具--主要用于制作砂轮、砂纸、砂带、油石、磨块、磨头、研磨膏。 （2）喷砂除锈-- 1、钢铁、钢管、钢结构不锈钢制品的表面亚光处理，喷涂前喷砂除锈处理； 2、用于各种模具的清理； 3、半导体器件、塑封对管上锡前的清理去除边刺； 4、医疗器械、纺织机械及各类五金制品的喷丸强化光饰加工； 5、各种金属管、有色金属精密铸件的清理及去除毛刺残渣； 6、光伏产品中单晶硅、多晶硅和电子行业的压电晶体等方面的研磨、抛光等； （3）可用做制造四化硅的原料，是硅树脂工业的主要原料。 （4）工程性加工材料--用于3—12英寸单晶硅、多晶硅、化、石英晶体等线切割，太阳能光伏产业、半导体产业、压电晶体产业工程性加工材料。 （5）钢铁脱氧剂和铸铁组织改良剂--碳化硅脱氧剂是一种新型的强复合脱氧剂，使脱氧时间缩短，节约能源，提高炼钢效率，提高钢的质量，降低原辅材料消耗，减少环境污染，改善劳动条件，提高电炉的综合经济效益。 （6）耐火材料--利用碳化硅具有耐腐蚀、耐高温、强度大、导热性能良好、抗冲击等特性，用以制成的耐火材料，耐热震、体积小、重量轻而强度高，节能效果好。可用于各种冶炼炉衬、高温炉窑构件、碳化硅板、衬板、支撑件、匣钵、碳化硅坩埚等。 （7）陶瓷材料--用于制作耐磨、耐蚀、耐高温等碳化硅陶瓷材料；碳化硅陶瓷的耐化学腐蚀性好、强度高、硬度高，耐磨性能好、摩擦系数小，且耐高温，因而是制造密封环的理想材料。 （8）高温间接加热材料--利用碳化硅具有耐高温，强度大，导热性能良好，抗冲击，作高温间接加热材料，如坚罐蒸馏炉，精馏炉塔盘，铝电解槽，铜熔化炉内衬，炉用弧型板，热电偶保护管等。 （9）耐磨管道跑道--碳化硅硬度仅次于金刚石，具有较强的耐磨性能，是耐磨管道，叶轮、泵室、旋流器，矿斗内衬的理想材料，此外，碳化硅也是高速公路、航空飞机跑道太阳能热水器等的理想材料之一。 （10）建材陶瓷砂轮工业--利用其导热系数、.热辐射，高热强度大的特性，制造薄板窑具，不仅能减少窑具容量，还提高了窑炉的装容量和产品质量，缩短了生产周期，是陶瓷釉面烘烤烧结理想的间接材料。 （11）节能--利用良好的导热和热稳定性，作热交换器，燃耗减少20%，节约燃料35%，使生产率提高20-30%，特别是矿山选矿厂用排放输送管道的内放，其耐磨程度是普通耐磨材料的6--7倍。 （12）其他领域--高纯度的单晶，可用于制造半导体、制造碳化硅纤维、避雷针、电路元件、高温应用、紫外光侦检器、结构材料、天文、碟刹、离合器、微粒滤清器、细丝高温计、陶瓷薄膜、裁切工具、加热元件、核燃料、珠宝、钢、护具、触媒担体等领域，还可以制做火箭喷管、燃气轮机叶片等。 silicon carbide due to chemical stability, high thermal conductivity, low thermal expansion coefficient, good wear resistance, mainly has the following main application field: (1), mainly for the production of grinding wheel abrasive, sandpaper, abrasive belt, oilstone, grinding block, grinding head, grinding paste. (2) blasting - 1, iron and steel, steel pipe, steel structure, stainless steel products, surface polishing treatment, spraying sand blasting treatment; 2, used for a variety of mold cleaning; 3, semiconductor devices, plastic tube on the tin before cleaning to remove burrs; 4, medical equipment, textile machinery and all kinds of hardware products of shot peening strengthening polishing processing; 5, all kinds of metal pipes, non-ferrous metal casting cleaning and removal of burr residue; 6, monocrystalline silicon, polycrystalline silicon photovoltaic products and electronic industry piezoelectric and other aspects of the grinding, polishing etc.; (3) can be used for manufacturing four chlorinated silicon raw materials, is the main raw material for silicon resin industry. (4) processing materials engineering -- for 3 - 12 inch silicon, polycrystalline silicon, gaas, quartz crystal, line cutting, solar photovoltaic industry, semiconductor industry, piezoelectric crystal industry engineering materials. (5) steel deoxidizer and iron microstructure modifier - sic deoxidizer is a new type of strong deoxidizers, the deoxidation time is shortened, energy conservation, improve the efficiency of steel-making, improve steel quality, reduce raw material consumption, reduce environmental pollution, improve working conditions, enhance the comprehensive economic benefits of electric furnace. (6) using silicon carbide refractories -- has corrosion resistance, high temperature resistance, high strength, good thermal conductivity, impact resistance and other characteristics, made of high-level refractory material used, thermal shock, small volume, light weight and high strength, good energy saving effect. can be used for a variety of smelting furnace, high temperature furnace, silicon carbide board member, lining board, support, saggar, silicon carbide crucible etc.. (7) for the production of ceramic materials, wear and corrosion resistance, and other advanced silicon carbide ceramics; silicon carbide ceramic chemical corrosion resistance, high strength, high hardness,good wear resistance, low friction coefficient, and high temperature resistance, thus is the ideal material for sealing ring. (8) high temperature indirect heating materials -- using silicon carbide has the advantages of high temperature resistance, high strength, good thermal conductivity, anti impact, high temperature and indirect heating materials, such as vertical distillation furnace, refining furnace tray, electrolytic aluminum, copper melting furnace lining, with the arc plate zinc powder furnace, thermocouple protection tube. (9) wear resistant pipe line - silicon carbide hardness second only to diamond, with strong wear resistance, is wear-resisting pipe, impeller, pump chamber, cyclone, an ideal material, ore bucket lined in addition, silicon carbide is one of highway, aviation runway solar water heaters such as the ideal material. (10) building materials ceramic grinding wheel industry -- the coefficient of thermal conductivity, thermal radiation characteristics., high strength, manufacturing plate kiln, not only can reduce the kiln capacity, but also improve the capacity of furnace and the quality of products, shorten the production cycle, is indirect material ceramic glaze sintering to bake. (11) energy efficiency -- the good thermal conductivity and thermal stability, heat exchanger, fuel consumption is reduced by 20%, save fuel 35%, the productivity of 20-30%, especially for conveying pipeline discharge mine concentrator is put inside, its wear-resisting degree is 6--7 times that of ordinary wear-resistant materials. (12) other areas of high purity single crystal, can be used in the manufacture of semiconductor manufacturing, silicon carbide fiber, the lightning rod, circuit elements, application temperature, uv detector, structural materials, astronomy, disc brake, clutch, diesel particulate filter, filament pyrometer, ceramic film, cutting tools, heating element, nuclear fuel, jewelry, steel, protective gear, catalyst carrier and other areas, also can make the rocket nozzle, gas turbine blades. 【实图拍摄】： 品牌 明悦 型号 14-1500目 种类 碳化硅 规格 16-320目 材质 sic 粒度 16-320（目） 适用范围 喷砂 抛光 耐火材料 涂料