Pliers working principle, specifications and use characteristics

In our labor production and daily life process, fitter tools are necessary products, and pliers are one of the fitter products. It is mainly used for clamping parts for riveting, welding, grinding and other processing. However, there are many people working on the principle of pliers is not very clear, the following Xiaobian to tell everyone about the work principle, specifications and use characteristics of pliers.


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Pliers working principle


When the double weights are balanced, their distance from the fulcrum is inversely proportional to the weight. This is the well-known principle of leverage, and the pliers are based on the principle of leverage. Pliers are tools used to clamp parts for riveting, welding, grinding, etc. They can also be used as wrenches. In general, the scissors we use also use the principle of leverage, but the pliers utilize the leverage principle more fully than the scissors. It uses the principle of leverage twice.


Pliers specifications


5" total length: 127MM

6" Total Length: 165MM

7" Overall Length: 175MM

8" Overall Length: 228MM

9" total length: 228MM

10" total length: 254MM

11" Overall Length: 279MM

19" Overall length: 475MM (chain length)


The use of pliers


The pliers are characterized by the jaws can be locked and produce a large clamping force, so that the clamped parts will not loosen, and the jaws of the pliers have a number of adjustment positions, which can be used to clamp different thickness parts . The commonly used pliers in daily life work include: general pliers, sharp-edged pliers, welding pliers, metal pliers, C-type pliers, chain-type pliers, arc-teeth hardening pliers, straight teeth Hardened pliers, hardened pliers, and other types of pliers.

After reading the above introduction of Xiao Bian, everyone should now have a basic understanding of the principle of the pliers. The pliers are based on the principle of leverage. It uses the principle of leverage twice, so we use it with great effort. The jaws of the pliers have a number of adjustment positions for gripping parts of different thicknesses and can also be used as wrenches.

Derrick DP 600 PMD Shaker Screen

Replacement PMD Screens Derrick DP 600 Series Shakers


SJ-PMD DP 600 shaker screen with dimension of 626 × 710 mm which is smaller than other screen panels, it is the replacement screen for Derrick Dual pool 600 series shale shakers. There are 6 or 8 panels needed for each DP 600 shaker. Innovative actuated screen compression system drives the center of the screen panel downward and firmly sealing the screen panel to the screen frame. The mud recovery is greatly improved.

Technical Parameter

  • Material: stainless steel 304/316/316 L.
  • Body Material: stainless steel plate.
  • Construction Type: PMD (pyramid).
  • API RP 13C Designation: API 20 – API 325.
  • Series: DX, DF, HP optional.
  • Color: green.
  • Package: 2 pcs per carton, packed in wooden case.

Adaptable Shale Shaker Model

SJ-Derrick Dp600 Pmd Shaker Screen are used to as the substitute screen for:

  • Derrick DP (Dual Pool) 626 shaker.
  • Derrick DP (Dual Pool) 616 shaker.
  • Derrick DP (Dual Pool) 628 shaker.
  • Derrick DP (Dual Pool) 618 shaker.
  • Derrick DP (Dual Pool) 626 VE (Vapor Extraction).
  • Derrick DP (Dual Pool) 616 VE (Vapor Extraction).
  • Derrick DP (Dual Pool) 628 VE (Vapor Extraction).
  • Derrick DP (Dual Pool) 618 VE (Vapor Extraction).

Competitive Advantage

  • Light-weight screen panels for fast, user-friendly screen changes.
  • Easy screen inspection, removal, and installation.
  • Maximize solids removal capabilities.
  • Increase shaker capacity and reduce mud loss.
  • API RP 13C (ISO 13501) compliant.
  • Adequate inventory in the shortest time to meet customers' demand.
  • Warranty Period: 1 year.
  • Working Life: 400–450 hours.
Derrick DP600 PMD Shaker Screen

Remarks:

Derrick, DP 600, PMD, DX, DF, HP are marks of Derrick Corporation.

ShengJia only produces the replacement screens but not original from Derrick

Derrick DP600 PMD Shaker Screen

Derrick DP600 PMD Shaker Screen


Derrick DP600 PMD Shaker Screen

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Anping Shengjia Hardware Mesh Co.,ltd , https://www.oilshakerscreen.com