120 Grit Silicon Carbide
Black Silicon Carbide 120 220 Grit Description
| Silicon carbide | SiC | Fe2O3 | F.C. | Relative Density | Melting Point | Micro-Hardness | Mohs' scale of hardness |
| I | >97% | 1.2% Max | <0.3% | 3.2 | 2730 °C | 2840-3320 kg/mm2 | 9 |
| II | >90% | 1.5% Max | <0.5% | 3.2 | 2730 °C | 2840-3320 kg/mm2 | 9 |
| II secondary | >88% | 2.0% Max | <1.0% | 3.2 | 2730 °C | 2840-3320 kg/mm2 | 9 |
| III | >70% | 2.5% Max | <1.5% | 3.2 | 2730 °C | 2840-3320 kg/mm2 | 9 |
| III secondary | >60% | 3.0% Max | <2% | 3.2 | 2730 °C | 2840-3320 kg/mm2 | 9 |
Note:
1. Size can be customized according to requirements from clients.
Grit Size:
A:1-3,3-5,5-8 mm
B:16,20,24,30,36, 46,60,80,100,120,150,180,200, 320 mesh,
2. If you are not sure of the model or parameters of your needs, contact our sale manager, and then you will get professional advice from our technical department!
Why is silicon carbide reused in so many industries?
Silicon carbide has the characteristics of stable chemical properties, high thermal conductivity, small thermal expansion coefficient, and good wear resistance. It is commonly used in traditional fields such as wear-resistant materials, structural ceramics, refractory materials, and metal metallurgy.
From the perspective of the industrial chain, silicon carbide includes single crystal substrates, epitaxial wafers, device design, device manufacturing and other links. At the same time, silicon carbide powder is also a good photovoltaic material. With the increasing depletion of traditional resources, the photovoltaic industry has developed rapidly. Silicon carbide powder is a special material in the upstream link of the photovoltaic industry chain - the production process of crystalline silicon wafers. Silicon carbide can be used in abrasive tools as an ingredient to make grinding wheels, sandpaper, grinding blocks, and for grinding and polishing piezoelectric crystals in the electronics industry. Because silicon carbide is corrosion-resistant, high-temperature resistant, has good thermal conductivity, and has good impact resistance, it can be used as smelting furnace linings, silicon carbide plates, silicon carbide crucibles, lining plates, etc.
120 Mesh Abrasive Black Sic manufacturer

60 Mesh Abrasive Black Sic supplier

Factors affecting the quality of silicon carbide grinding powder
Impurities are often mixed into grinding silicon carbide powder. One impurity is the component contained in the silicon carbide abrasive grain itself, which is mainly formed during the smelting of raw materials, such as ferric oxide, silicon dioxide, chromium trioxide and sodium oxide. Another type of impurity is free between particles, mainly iron filings, dust, etc. produced when crushing abrasives.
The presence of impurities is harmful to the grinding effect of silicon carbide powder. Therefore, pure white corundum or green silicon carbide powder must be selected as the grinding material during precision grinding. There is not only one particle size of grinding powder. No matter which sorting method is used to obtain an abrasive, its particle size is different, or the particle size of abrasive with the same particle size is inconsistent. It consists of five types: basic grains, large coarse grains, coarse grains, fine grains and mixed grains. Among them, if the large and coarse grains account for a large number, although the cutting ability of the abrasive is improved, the workpiece will not be processed. Surface finish is reduced. If the number of fine particles is large, although a very smooth surface can be ground, the cutting ability is low. Therefore, the number of basic particles is one of the main factors that affects the cutting ability of the abrasive particles and ensures machining accuracy. The uniformity of the abrasive particle size mainly depends on the percentage of the basic particles. For this reason, microscopic analysis of the size of abrasive particles is an important part of detecting the quality of grinding powder.
36 mesh Carborundum Grain manufacturer




FAQ
Q:Are you manufacturer or trading company?
A:We are professional manufacturer.We are focused on building a dedicated team of professionals across the globe. At ZhenAn, we are committed to provide complete solutions by delivering the "right quality & quantity" to suite our customer's processes.
Q:Can you supply free samples of 120 Grit Silicon Carbide?
A:Yes,we can.
Q:When can you delivery the goods?
A:Usually,we can delivery the goods within 15-20days after we received the prepayment or L/C.
Q: What is your advantages?
A: We are manufacturer,and we have professional production and processing and sales teams.Quality can be guaranteed.We have rich experience in ferroalloy field.
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