New Four Rollers Compact Spinning Device/Suit FA506 FA1518 DTM129 EJM168 EJM128 and more/Pneumatic Top Arm

With the small modification on top arm and no influence on the precision of top arm, our New Four Rollers System are of low torque on front bottom rollers and lower consumption. You can choose this system on your long frame and it is very suitable for medium and long staple fiber. Modification suits on all type of mainstream ring frames, such as FA506,FA1518,DTM129,EJM168,EJM128,G5/1,RY-4,LR 6/S. This system has larger arbours center distance and flexible drafting ratio. The negative pressure for single yarn spinning is 1.7-2.0Kpa and for Siro yarn spinning is 1.4-1.7 Kpa. You only need to replace the gearboxes and negative pressure tubes to change Three Rollers System into New Four Rollers System. It's easy to convert the compact spinning into conventional spinning.

Longer slot on negative pressure tubes. Rolling friction and lower drafting force. Its brackets are same as three rollers system so it's easier for customer to change this Four Rollers System into Three Rollers by changing gearboxes and negative pressure tubes. This system is more suitable for medium and long staple fiber.