Inner Grooved Copper Tube Machine 1. IGTM INNER GROOVE TUBING MACHINE (make fins inside of copper tube) 2. High speed motor Revolution speed : 35,000 RPM 3. Drawing speed & pulling force 1) Design speed of machine : 150 MPM 2) Speed for inner grooving : depends on high speed motor and on size of drawng tube 3) pulling force : 1400 kg 4. Drawing drum & pressure type 1) Size of drum : ø2000mm - if there is special requirement, possible: 60 , 50 2) length of drum : 250 MM - special type : very short - length of other SPINNER BLOCK: 450 MM . 3) coil layer on the drum : 1 layer - layer of other block :normally 6 10. 4) special belt pressure type : not by pressure roll. 5. Size of copper tube 1) max. ingoing tube : Ø12.7 x 1.0 mm 2) min. outgoing tube : Ø4 x 0.27 3) general sizes : 10f x 0.41 , 9.52f x 0.36 , 7.94f x 0.36 , 7f x 0.32 , 6.35f x 0.27 , 5f x 0.27 6. Scope of supply 1) idle double payoff, receiving table, pointer 2) high speed motor & tools with lubrication system and cooling system 3) main drawing machine 4) Hydraulic valves and pumps : REXROTH , PLC : SIEMENS