Wheel must be used with safety guards. The actual rotational axis of the wheel and its axis of rotation through the center of mass deviation from parallel state called static unbalance wheel. This is usually due wheel uneven density, both ends of the hole and the surface is not parallel or coaxial cylindrical deviation has caused.
2013年9月4日星期三
Boron nitride coating is inert inorganic high temperature lubricating materials, non-adhesive, non-infiltrating molten metal
Boron Nitride Coatings temperature lubricant is inert inorganic materials, non-adhesive, no infiltration of molten metal, can be completely protected with molten aluminum, magnesium, zinc alloy and slag in direct contact with the surface of refractory or ceramic ware, such vessels greatly extended life. Can be Diamond bladem, magnesium, zinc alloy casting, gravity / low pressure casting, forging, powder metallurgy and other fields. abrasive wheels the chute, distribution chute, casting station liners, filter box, adapter plate, casting spout material, skimmers, ladles and other surfaces, corrosion protection extended refractory mold life; while the production process, to Abrasive grinding wheel impurities penetrate into the molten metal, causing secondary pollution, greatly improved product quality. At high temperatures with excellent lubricity and anti-oxidation ability to use its unique physical properties of boron nitride and chemical properties, even at very high temperatures still protecting its unique lubricity, non-stick, anti-card and anti-metal or graphite oxidation corrosion. Except for the protection of various refractories, but also have excellent resistance to chemical corrosion and anti-adhesive protective effect.
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