#cr #sheet #manufacturer <br>[a]https%3A%2F%2Fwww.huaro-shanghai.com%2Fproducts%2Fcold-rolled-steel-sheet.html[/a] <br> <br>Description of Cold Rolled Sheet <br>The china cr sheet is manufactured from the hot rolled sheet. The china hot rolled steel sheet is cleaned chemically and processed further in cold reduction mills, where the material is cooled (at room temperature) followed by annealing and/or tempers rolling. This process will produce steel with closer dimensional tolerances and a wider range of surface finishes. Cold rolling increases strength, enhances the surface finish and offers uniform thickness. To prevent the cold rolled coils from rust, they are usually coated with a thin layer of oil. Further coating of Zinc-Aluminium alloy or galvanization on the metal can be processed. HUARO Steel offers china cr sheet coil in a range of international standard grades. As a professional cold rolled steel sheet factory, HUARO offers high-quality cold rolled steel sheet for sale, come and buy cold rolled steel sheet at HUARO. <br>Production Process of Cold rolled steel sheet <br>The china cold rolled steel sheet as known as CRS. The CRS is made of hot rolled steel products. The cold rolling process helps to obtain the china cold rolled steel strip from the cooling (in the cold rolling mill) of hot rolled pickled products (made from finest steel), which is reduced too much finer thickness with increased strength via strain hardening (up to almost 20%). The resulting Cold Rolled Steel Sheets are smaller as compared to the sheets formed by the hot rolling process, and they are less ductile. They possess improved surface finish and tighter tolerances. <br> <br>Applications of Cold Rolled Steel Sheet <br>Tube making <br>Shelving <br>Automotive parts <br>Containers and drums <br>White goods and furniture <br>Flooring systems <br>Precision tubes <br>Packaging Industry <br> <br>Steel Grade Available of Cold Rolled Steel Sheet <br>ASTM (USA) : A 1008: DS type A &amp; B, DDS, EDDS, EDDS+ <br>DIN (GERMANY) : DIN 17100: ST 37.3, ST 44.2, ST 44.3, ST 52.3 <br>EN (EUROPE) : EN 10268: HSLA 340, HSLA 420,EN 10130: DC 01, 03, 04, 05/06 <br>JIS (JAPAN) : G 3141: SPCD, SPCE, SPEN, SPRC 340/ 390,SPFC 340/ 390/ 440

#steel #coil #sales <br>[a]https%3A%2F%2Fwww.huaro-shanghai.com%2Fproducts%2Fcold-rolled-coil.html[/a] <br> <br>Description of Cold Rolled Coil <br>Cold rolled coil, as known as cr steel coil, CRS or CRC. Cold rolled steel coil sales are a farther product that uses hot rolled steel coils to do further processing. The further processed steel coil put in a cold rolling mill where the material is cooled (at room temperature) and then annealed and/or tempered. This process will make the steel coils become smaller dimensional tolerance and a wider surface finish result. In the Chinese market, the product name prefers to name as cold rolling, but the correct product name should be flat sheet or coils. As one of the professional cr coil factory, HUARO offers high-quality cold rolled steel coil for sale, come and buy cold rolled steel coil at HUARO.  <br> <br>The cold rolled steel coil is made of hot rolled steel coil. <br>The surface scale can be removed during pickled treatment and the finish mill. The Cold Rolled Steel Coil is farther and thinner than the hot rolled coil. The main difference between the hot and cold rolled steel coil is the thickness, surface treatment, and the rolling temperature. <br> <br>Main Advantages of Cold Rolled Steel Coil <br>Cold rolled steel/coils offer a variety of cold rolled steel sheet and coil products and value-added services to meet customer needs. HUARO&#039;s Cold Rolled Steel Coil service capabilities include slitting, shearing, blanking, leveling, degreasing and brushing, and metallurgical support. <br> <br>Production Process of Cold Rolled Steel Coil <br>Cold rolled steel coil is rolled at room temperature, below its recrystallization temperature, which enables better control over finished product shape, thickness, dimensions and surface finish. The cold rolling process helps to obtain the CR coils from the cooling (in the cold rolling mill) of hot rolled pickled products (made from finest steel), which is reduced too much finer thickness with increased strength via strain hardening (up to almost 20%). The resulting CR coils are smaller as compared to the coils formed by the hot rolling process, and they are less ductile. They possess improved surface finish and tighter tolerances. <br> <br>Application of Cold Rolled Steel Coil <br>Cold rolled steel coils application field usually in which high standard of dimensional tolerances, strength and surface finish quality. The normal industry field for cold rolled steel coils will as below: <br>Metal Furniture <br>Automobile Components <br>Electronics Hardware <br>Home Appliances and Components <br>Lighting Fixtures <br>Construction <br> <br> <br>Dimension <br>Description Thickness (mm) Width (mm) Length (mm)  <br>Cold-rolled coils 0.35-3 600 -1650 - <br>Narrow strips 0.35-2 60-599 - <br>Hot-rolled sheets 0.35-3 600 -1510 750-4000 <br>Minimum  and  Maximum  Weight  of  Coils <br>Width (mm) As rolled (mt) One cut (mt) Two cuts (mt) <br>600 - 690 5.4-10.8 3.5-5.4 2.3-3.06 <br>691-790 6.5-12.3 4.0-6.2 2.7-7.4 <br>791-890 7.5-13.9 4.6-7.0 3.0-4.6 <br>891-990 8.2-15.4 5.1-7.7 3.4-5.1 <br>991-1090 9.3-16.8 5.6-8.4 3.7-5.6 <br>1091-1190 10.2-18.4 6.2-9.2 4.1-6.1 <br>1191-1290 11.0-19.9 6.7-10.0 4.4-6.6 <br>1291-1390 12.0-21.4 7.2-10.7 4.8-7.1 <br>1391-1490 13.0-23.0 7.8-11.5 5.2-7.7 <br>1491-1650 13.5-23.8 8.3-11.9 5.5-7.9

#cathode #carbon #block <br>[a]https%3A%2F%2Fwww.huaro-shanghai.com%2Fproducts%2Fanode-carbon-block.html[/a] <br> <br>Anode Carbon Block Overview <br>It participates in electrochemical reactions and directs current into the electrolytic cell. Each anode carbon block is preassembled by 1 ~ 3 anode carbon blocks, anode guide rod and steel claw (see anode carbon block assembly). <br>The single anode group is the most common one. The number and size of the carbon block group depends on the capacity and current density of the electrolytic cell (generally 10 ~ 40 groups). <br>The carbon blocks are arranged symmetrically on the left and right sides of the anode horizontal bus in the slot, and the aluminum guide rod of the carbon blocks is fixed on the horizontal bus by a rotatable clamp. The aluminum guide rod plays the dual role of conveying current and hanging the carbon blocks. <br> <br>Anode Carbon Block Uses <br>Anodes are large carbon blocks which are used to conduct electricity during the aluminum reduction process. Anode material for pre-baked aluminum electrolytic cell. It is composed of several anode carbon blocks and an anode lifting mechanism. Prebaked anode is an important part of prebaked anodic aluminum electrolytic cell. Anodes are positive electrodes, typically made from crushed calcined petroleum coke and liquid pitch formed into rectangular blocks and baked. These anode blocks are attached to rods and suspended in an electrolytic cell, where they are slowly consumed in the aluminum smelting process.   <br> <br>Cathode carbon vs. Anode carbon <br>1.Different ash content ranges. The ash content of cathode carbon block is between 8% and 15%, and the ash content of cathode carbon block is higher, some even as high as 30%. Therefore, it can be identified by ash in carbon anode butts and the cathode prebaked carbon anode are broken into a size of 100mm.  <br>2.Different sectional feature. The main composition of Carbon anode butts is calcined petroleum coke, so its cross section has obvious porous and certain metallic luster, while the cathode carbon block does not have this characteristic. <br> <br>Block carbon manufacturing process <br>1.The carbon graphite block for cathode manufacturing process consists of several steps, starting with material approval, approval testing of all materials used in drinking water applications, and testing of the key performance characteristics of each material prior to the production of carbon blocks.  <br>2.Mix the material before forming or extruding. During the forming process, the material is loaded into the mold, compressed and heated to form a sintered block. After cooling, the carbon block is removed from the mold. In the continuous forming process, the material is heated in the screw or in the external mold.  <br>3.The characteristics of carbon blocks produced by molding process and extrusion process are similar, and the basic processes are similar. The typical limitations involved in carbon block manufacturing are related to the production equipment that can be used to produce carbon blocks of a given size. To sum up, carbon block is an effective and widely used filtration method. <br> <br>Carbon anode aluminium production <br>During the carbon anode aluminium reduction process, anodes, as large carbon blocks, are used to conduct electricity. The manufacturing processes of carbon anodes and graphite electrodes are very similar and overlap in some cases. Anode effect in aluminum production is a phenomenon which the low concentration of alumina in the electrolyte leads to the increase of the resistance of the electrolytic cell, the instability of the electrolytic cell and the decrease of aluminum output. <br> <br> <br>Technical specification: <br>No Item Unit Guarantee Value <br>1 Apparent Density g/cm3 (min) 1.52 <br>2 Electrical Resistivity μΩ.m (max) 63 <br>3 Compress strength Mpa (min) 30 <br>4 Thermal Conductivity W/mk(max) 4.5 <br>5 Flexural Strength Mpa(Min) 38 <br>6 Permeability NPm(Max) 2.0 <br>7 Thermal Exposure 10-6/k 5.0 <br>8 Ash %(Max) 0.5 <br>9 Fe ppm(Max) 500 <br>10 Si ppm(Max) 350 <br>11 V ppm(Max) 350 <br>12 Na ppm(Max) 500 <br> <br>Huaro, as an excellent carbon block manufacturer, offers a wide range of cathode carbon block for you to choose from.