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OEM Product Solutions

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As OEM manufacturer, Densen not only manufacture and source products as per customers’ drawings/ prints,, but also provide technical support, production all-time supervision and quality track service. 

Special products

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Magnetic separator,fully welded ball valve and common rail parts are special recommendation products of Densen Group. They are independent subsidiaries of Densen Group,both located in Shenyang.


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    What principles should be followed in selecting casting methods?

    What principles should be followed in selecting casting methods?Casting method:The various casting have different methods, the commonly used is sand casting, the second is the special casting method, such as: metal casting, investment casting, gypsum casting...And so on. And sand casting can be divi
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    Strong magnetic separator magnetic effect factors

    Strong magnetic magnetic separator is mainly used to remove miscellaneous stone, improve quality, achieve sales.Weak magnetic equipment lean manganese ore, lean hematite, limonite, non-ferrous metal ore or slag separation, purification, concentrated in the ore and miscellaneous stone separation, thu
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    Laser reflow welding

    The perfect spot welding paste system, it can according to the heating demand of different products, use of various techniques to complete the solder joint welding.And other similar heating method, the misuse of laser energy is easy to burn out parts.Laser heater take full advantage of the character
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    The commonly used purification methods before casting aluminum ingots

    Due to the electric tank of liquid aluminum zhongyou many impurities, so it is necessary to filter before casting aluminum ingots.It is understood that the commonly used way includes: first, the solvent in solvent purification method is used to participate in the solution, the solvent has a small de
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