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2012年(464)

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分类: Delphi

2012-06-09 14:38:30

Get better understand of mining machinery here

Vertical ring and wet high intensity , whose main advantages is overcoming the plug shortcomings of lying ring (flat ring). Due to the media rotating with the rings, which destructs the media directed arranged magnetization and plays a role of demagnetization and avoiding clogging. A lot of tests showed that, magnetic separator can get a better separation  effects for the magnetization coefficient greater than 15 × 10-6 cm 3 / g of fine weakly magnetic minerals,  such as hematite, siderite, ilmenite, chromite, wolframite ore, tantalum, niobium ore, manganese ore, garnet, sodium pyroxene, hornblende geometric sorting, etc.
Performance characteristics of permanent magnetic drum
Permanent magnetic drum (also known as magnetic pulleys), is mainly used for the following purposes:
1. Coarse separation of depleted iron ore after coarse crushing or medium crushing. And it excludes the surrounding waste rock so as to improve ore taste and reduce the load of the process.
2. It is used for rawore separation, which is not fully restored in the hematite roasting operations, and which returned and then burned.
3.  It is used for deironing in the ceramic industry in porcelain so as to improve the ceramic quality.
4.  It is used for deironing operation in burning coal, foundry sand, refractory and other lines.
Disk dry magnetic sepatator This type machine is the main ore dressing equipment which is most commonly used for iron ore separation and manganese ore sepatation. Dry magnetic separator can be sorted into one tubular three rollers dry machine, two tubulars two rollers MS and tubular roller MS. DD is widely used in fine reselection of weak magnetic ore and of rare metal ore under 2-3mm particle size. It has three types, single disk(diameter is 900mm), double disks(φ=576mm) and triangle disks (φ=600mm). The magnetic induction can reached 880-1440 thousand Ann/m. Among them, the double-disk type is more widely used. The main body of magnetic separator is composed of electronic magnetic iron and rotatable pendulum induction disk, the two of which presents "W" shape. The disk turns upside down as a gear disk, whose diameter is half the width of . The disk drives by worm gear and worm reduction drive. We can adjust the polar distances between disc and the electromagnets (the adjusting range 0-20 mm) through handwheel. For fear of blocking, we installed a weak magnetic polar in tubular ore feeder to discharge the strong magnetic ore in advance.

 

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