Dongguan Zuolong Machinery Co., Ltd. upholds a spirit to be down-to-earth and fearless in the development. Now we have many honors and certifications. Zuolong Machinery enjoys developed telecommunication and traffic convenience. The geographic location is superior and the natural conditions are good. Zuolong Machinery is dedicated to solving your problems and providing you with one-stop and comprehensive solutions. Zuolong Machinery has a scientific management mode and great production capability. We carry out standard and scale production, so as to ensure that we could meet customers' needs for large-quantity orders of quality machinery. We can provide OEM/ODM services.

Connection mode of steel bar straight thread sleeve During the construction process,All kinds of connectors are often used to play a certain fixed role,The steel bar straight threaded sleeve is such a connector.The connection quality of the steel bar straight thread sleeve is very good,Construction is also very convenient,Widely used.Let's take a look at the connection mode of steel bar straight threaded sleeve.,To meet the requirements of rough processing,Blade cutting machines and oxygen cutting are not allowed.The end of the steel bar should be straightened before blanking,Cut face should be and reinforced axis vertical,No horseshoe or bend.The cutting thread is generally made of a screw spinning machine,The water-soluble cutting coolant should be used for the tool cooling when the wire is applied,Do not use oil cooling liquid bushing.When the temperature is below zero,Certain anti-freezing measures should be taken,Wire shall not be applied without lubricating fluid.The thread of the stee

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