friction clutches - Arten Freios e Embreagens Industriais

Table of Contents◗CLUTCHESQFE MODELCLUTCH & BRAKE ELEMENTSThis 8 Model Series of airactuatedQuad Faced Elements aredesigned for heavy-duty industrialapplications requiring high torqueand low inertia:◗ Static Torque ratings up to302,000 In. Lbs. @ 80 psi (seechart)◗ Maximum Operating Speed up to1600 rpm◗ Thermal Horsepower values upto 14.7 @ 900 rpm◗ Bore range up to 6.500 inches◗ Shaft-End Mount Clutch◗ Thru-Shaft or Shaft-End MountBrake◗ Horizontal Shaft-End mountedClutch Element mounts to acustomer supplied flywheel, gearor pulley◗ Quad Faced Elements have singledisc assemblies◗ Available with either Standard orHigh coefficient friction linings◗ Double Disc Assemblies availablein 4 Disc sizes◗ Rugged design ensures longproduct life◗ Sealed O-ring piston and cylinderdesign reduced maintenancecosts◗ Air Union Bracket Assemblyincludes flexible hose.Manufactured in the U.S.A. under licenseof Coremo Ocemea - ItalyNOTE: Dynamic torque is approximately 85% ofstatic torque.60◗ HOW TO SPECIFY AND ORDER QFE CLUTCH & BRAKE ELEMENTS:1. Determine which bore size you will need;2. If you require a bore size other than the standard Hub bore, you can either orderthis special size from Nexen or machine it yourself;3. Order the matching Air Union Bracket Assembly for Shaft-End mounting applications.PILOT HUB BORE HUB BORE RANGE Speeds UpProduct Disc +.001/-.000 w/o Keyway (In) to RPM Shipping Wt.Model Number Size w/o Keyway MIN. MAX. Disc Housing (Lbs)Standard Coefficient Friction LiningsQFE 1150-S 964060 11.50 1.500 1.500 3.250 2200 1600 202QFE 1650-S 964063 16.50 2.000 2.000 5.000 1500 1200 358QFE 2200-S 964066 22.00 3.000 3.000 6.500 1100 900 643QFE 2500-S 964069 25.00 3.500 3.500 6.500 1000 800 787High Coefficient Friction LiningsQFE 1150-H 964061 11.50 1.500 1.500 3.250 2200 1600 202QFE 1650-H 964064 16.50 2.000 2.000 5.000 1500 1200 358QFE 2200-H 964067 22.00 3.000 3.000 6.500 1100 900 643QFE 2500-H 964070 25.00 3.500 3.500 6.500 1000 800 787Air UnionProduct Bracket Assembly NPT Shipping Wt. Max TorqueModel Number Product Number Size (Lbs) (in-lb)QFE 1150-S 964060 964012 0.250 1 24,600QFE 1650-S 964063 964013 0.750 2 72,000QFE 2200-S 964066 964014 0.750 3 133,000QFE 2500-S 964069 964015 0.750 3 208,000QFE 1150-H 964061 964012 0.250 1 35,800QFE 1650-H 964064 964013 0.750 2 104,900QFE 2200-H 964067 964014 0.750 3 194,600QFE 2500-H 964070 964015 0.750 3 302,000◗ TORQUE VS. AIR PRESSUREStatic Torque in Inch-PoundsStatic Torque in Inch-Pounds256002240019200160001280096006400320040000350003000025000200001500010000Standard Coefficient Linings0 10 20 30 40 50 60 70 80Air Pressure in PSI5000“Air Champ” ®High Coefficient Linings0 10 20 30 40 50 60 70 80Air Pressure in PSIQFE1150-SQFE1150-HStatic Torque in Inch-PoundsStatic Torque in Inch-Pounds2080001820001560001300001040007800052000260003020002642502265001887501510001132507550037750Standard Coefficient Linings0 10 20 30 40 50 60 70 80Air Pressure in PSIHigh Coefficient Linings0 10 20 30 40 50 60 70 80Air Pressure in PSIQFE2500-SQFE2200-SQFE1650-SQFE2500-HQFE2200-HQFE1650-H