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SharpGrade designs and manufactures the world's premium range of grader blades. Whether you are looking for a box blade, grader blade, 6-way blade or compact motor grader, we have a solution to suit machines from 30HP through to 135HP.
SharpGrade describes our pivoting blade design. This design works because all SharpGrades are ultra rigid. Rigidity is the only way a load can efficiently be transferred from base machine to attachment. CTL's cannot trim when material is packed in the blade, so we use at minimum; one moving blade to eject material from packing between blades.
A short video explaining the difference between our patented QuadRod linkage on a SharpGrade laser grader and a traditional centre pivot blade. The ability to operate one side of the blade without influencing the position of the opposite side means we can grade much quicker and accurately. The opposite side (depicted by the arrow) was 100% on grade (the same height as the SharpGrade's wing) but was forced completely off grade by the opposite side. It is a control system's worst nightmare.
Why location of poles matters. SharpGrade uses no center pivot. Each side of the blade is controlled independent of each other mitigating all cross coupling. Putting each pole directly above each hydraulic cylinder is the most accurate way of controlling the cutting edge resulting in more precise and productive grading.