FB721A / 722а / 723 Крутящий машины

Application:It is used to twist up worsted or blending plide yarn of cotton, wool chemical fiber. It is used for two-,three- or four- count doubling bobbon yarn with twisting up and coiling to cotton thread, Knitting yarn and fine Knitting wool.Main features:The ring diameter, lifting and falling travel, rolling-up adjuster can satisfy the different choices of users.To engage the right-side gear by using the double tension blocks and the arm of twist gear. By this way, it is convenient to change the twist direction.Sensitive automtion structure Auto-stop at proper position anytime in twisting;Auto-fall of the ring bar and Auto-stop at proper position if needed; Auto-reset of the ring bar before operation.Reliable display function: lower roller linear velocity, spindle speed ,twist range, and shift yield.Main Technical Parameter