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  2. Concrete chipping - Wikipedia

    en.wikipedia.org/wiki/Concrete_chipping

    Concrete chipping is a process which requires trained chippers or a robotically-controlled machine with an ultra high pressure water source (20,000 psi) to enter the drums of ready-mix concrete trucks and central mixers to break away the dried concrete along the drums’ walls.

  3. Disc cutter - Wikipedia

    en.wikipedia.org/wiki/Disc_cutter

    A disc cutter (also known as a power cutter or a concrete saw) is a specialised, often hand-held, power tool used for cutting hard materials, ceramic tile, metal, concrete, and stone for example. This tool is very similar to an angle grinder, chop saw, or even a die grinder, with the main difference being the cutting disc itself (a circular ...

  4. Powder-actuated tool - Wikipedia

    en.wikipedia.org/wiki/Powder-actuated_tool

    Powder-actuated tools come in high-velocity and low-velocity types. In high-velocity tools, the propellant charge acts directly on the fastener in a process similar to a firearm. Low-velocity tools introduce a piston into the chamber. The propellant acts on the piston, which then drives the fastener into the substrate.

  5. Types of press tools - Wikipedia

    en.wikipedia.org/wiki/Types_of_press_tools

    The compound tool differs from progressive and stage tools by the arrangement of the punch and die. It is an inverted tool where blanking and piercing takes place in a single stage and also the blanking punch will act as the piercing die. That means punch will be to the bottom side of the tool and piercing punches to top side of the tool.

  6. Power screed - Wikipedia

    en.wikipedia.org/wiki/Power_screed

    A power screed being used to flatten concrete. A power concrete screed is a tool used to smooth and level freshly poured concrete surfaces. It can be used in place of a man-powered screed bar to strike off excess concrete. A power screed works by consolidating and/or vibrating the wet concrete mixture.

  7. Pimpri Chinchwad College of Engineering and Research

    en.wikipedia.org/wiki/Pimpri_Chinchwad_College...

    Under the auspices of [1] Pimpri Chinchwad Education Trust (PCET), the [2] Pimpri Chinchwad College of Engineering & Research (PCCOE&R), Ravet, was founded in 2014. . Presently, the Institute offers undergraduate programs in five disciplines: Civil engineering, Computer Engineering, Electronics and Telecommunication, Information Technology and Mechanical Eng