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  2. Diamond grinding of pavement - Wikipedia

    en.wikipedia.org/wiki/Diamond_grinding_of_pavement

    Diamond grinding is a pavement preservation technique that corrects a variety of surface imperfections on both concrete and asphalt concrete pavements. Most often utilized on concrete pavement, diamond grinding is typically performed in conjunction with other concrete pavement preservation (CPP) techniques such as road slab stabilization, full- and partial-depth repair, dowel bar retrofit ...

  3. Diamond grinding - Wikipedia

    en.wikipedia.org/wiki/Diamond_grinding

    Diamond grinding is a grinding process that can be applied to a variety of surfaces including floors, stones, and engineering ceramics. It takes advantage of the fact that diamond has the highest hardness of any bulk material, and uses diamond tools to smooth out bumps and other irregularities on the surface.

  4. Diamond grinding cup wheel - Wikipedia

    en.wikipedia.org/wiki/Diamond_grinding_cup_wheel

    There are two common methods to manufacture diamond grinding cup wheels: hot pressing and cold pressing. The hot pressing method is to directly sinter the diamond segments in molds under a certain pressure in the dedicated sintering press machine, and then fix or connect the diamond segments onto the grinding wheel’s body via high-frequency welding, laser welding or mechanical mosaic method.

  5. Diamond tool - Wikipedia

    en.wikipedia.org/wiki/Diamond_tool

    High grinding efficiency, Low grinding force: Less heat will be generated by the hole in the grinding process. This can decrease or avoid burns and cracks on the surface of the workpiece, and decrease the equipment's wear and energy consumption. High wear resistance: Diamond grinding tools' change in dimension is small. This can lead to good ...

  6. De Beers - Wikipedia

    en.wikipedia.org/wiki/De_Beers

    The company pioneered the approach in 2008 when it broke with 44 years of direct sales to hold the diamond industry's first online international auction sale. It is now the world's leader in this kind of auction sale. De Beers employs more than 30,000 people around the globe on five continents, with more than 17,000 employees in Africa.

  7. List of diamond mines - Wikipedia

    en.wikipedia.org/wiki/List_of_diamond_mines

    There are a limited number of commercially available diamond mines currently operating in the world, with the 50 largest mines accounting for approximately 90% of global supply. [1] Diamonds are also mined alluvially over disperse areas, where diamonds have been eroded out of the ground, deposited, and concentrated by water or weather action.

  8. Slingerland Drum Company - Wikipedia

    en.wikipedia.org/wiki/Slingerland_Drum_Company

    Slingerland is a United States manufacturer of drums.The company was founded in 1912 and enjoyed several decades of prominence in the industry before the 1980s. After ceasing operation in the early 1980s, Slingerland was acquired by Gibson, who briefly revived it and owned it until November 2019, before selling Slingerland to DW Drums, who announced the intention of re-launching the brand.

  9. Diamond turning - Wikipedia

    en.wikipedia.org/wiki/Diamond_turning

    Diamond turning is a multi-stage process. Initial stages of machining are carried out using a series of CNC lathes of increasing accuracy. A diamond-tipped lathe tool is used in the final stages of the manufacturing process to achieve sub-nanometer level surface finishes and sub-micrometer form accuracies.

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