The 25 rebar cut by the cutting machine has obvious holes in the center. is it qualified? There are holes that are not qualified.Steel bar cutting machine is a tool used to cut steel bars.Generally, there are automatic steel bar cutting machines,And semi-automatic steel bar cutting machine.The fully automatic electric cutting machine is also called the electric energy through the motor to control the cutting knife cut,To achieve the effect of cutting steel bars.The semi-automatic is the manual control of the cut,Thus cutting steel bar operation.In terms of efficiency,Electric steel bar cutting machine is many times faster than manual.It is suitable for cutting off all kinds of ordinary carbon steel, hot tie round steel, rebar, flat steel and square steel in construction engineering.When buying rebar,First of all, from the appearance size,It can be used to measure whether the actual size is smaller than the indicated size (generally, there are specifications on the rebar) (for example, the standard inner di

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Rational use and maintenance of plasma cutting machine Properly assemble the torch,Make sure all parts fit well,Ensure gas and cooling gas flow.Install all the parts on a clean flannel,Avoid dirt sticking to parts.Add appropriate lubricating oil to the O-ring,The O-ring will be brightened,Not much.Consumables should be replaced in time before they are completely damaged.Consumables should not be replaced after complete damage,Because the seriously worn electrode, nozzle and vortex ring will produce an uncontrollable plasma arc,It is easy to cause serious damage to the torch.So when the first time I found a decline in cutting quality,The consumables should be checked in time.Clean the connecting thread of the torch.When replacing consumables or routine maintenance inspections,Be sure to ensure that the internal and external threads of the torch are clean,If necessary,The connection thread should be cleaned or repaired.Clean the contact surface of the electrode and nozzle.In many torches,The contact sur