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Cylinder Inner Surface Hardening InductorCylinder inner surface hardening generally use scanning quenching. Since the cylinder liner wall thickness, while the inner surface heating quenching, on the outer surface of the cylinder liner also assisted spray liquid cooling can reduce the cylinder liner deformation.Features:1.Concentric bus, there are three copper tubes, and between the innermost layer of brass 2,3 pass into the quenching medium is ejected directly from the liquid discharge hole.2.Below it is equipped with a coil positioning pin bake lite plate to prevent the work piece and the coi