STANDARD OF THE CHROME ALLOY CAST GRINDING BALLS IN BUILDING MATERIALS INDUSTRY (7)

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A.1  Under the following normal operating conditions, the ball broken rate and wear rate of the ball mill running for 2000h and 3000h are shown in Table A. 1.

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Tempering Furnace

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Continuous tempering furnace is to heat treating the ferrous metal product, so as the casting grinding media balls. Casting grinding media balls are now widely used in cement, mines, thermal power station, and construction works. But the qualified grinding balls, especially for high chrome grinding balls, need to do the not only the quenching but […]

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Grinding media manufacturing process

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The grinding media is widely used in metallurgical mines, cement building materials, thermal power generation, flue gas desulfurization, and other industries ball mill. But what is the manufacturing process of the grinding media? We will explain here clearly. (Here we mainly talked about the casting grinding media.)

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Grinding Media Molding Line

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Automatic grinding media molding line is widely used to produce alloyed grinding media balls for different types and sizes. It adopts metal iron  mold which can realize the chilling process to make the balls’ grains refining.

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What is the grinding balls production line?

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What is the grinding balls production line? The grinding balls production line is designed by Ningguo Hexin company. Adopts PLC intelligent automatic program control, which has the advantages of safety and energy-saving, high automation degree, stable product quality, high production efficiency, and simple operation.

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STANDARD OF THE CHROME ALLOY CAST GRINDING BALLS IN BUILDING MATERIALS INDUSTRY (6)

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7.1 The ball shall be inspected by the quality inspection department of the manufacturer. 7.2 Inspection classification: inspection is divided into factory inspection and type inspection. 7.3 The inspection items are diameter deviation (1), shape deviation(5.2), chemical composition (5.3), surface hardness (5.4.1), appearance quality (5.7.1,5.7.2).

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STANDARD OF THE CHROME ALLOY CAST GRINDING BALLS IN BUILDING MATERIALS INDUSTRY (5)

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6.1 For the provisions of 5.1, 5.2 and 5.7.2, the measuring instrument with a precision not less than 0.1mm shall be used for the measurement, and the parts where surface defects may cause measurement errors shall be avoided during the measurement.

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STANDARD OF THE CHROME ALLOY CAST GRINDING BALLS IN BUILDING MATERIALS INDUSTRY (4)

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5.1 The deviate diameter of the casting grinding balls should be accord to the requirements of the Table 1. 5.2 The shape deviation of the cast grinding ball shall be less than or equal to the diameter deviation of the cast grinding ball of the same size

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