TORSIONAL COUPLINGS LF TORSIONAL TECHNICAL SELECTION DATA Agitators 1.0 Kilns 1.5 Beaters 1.5 Laundry Washers Reversing 2.0 Blowers 1.0 - 1.25 Can Filling Machinery 1.0 Line Shafting 1.5 Car Dumpers 2.5 Lumber Machinery 2.0 Car Pullers 1.5 Machine Tools 1.5 - 2.0 Compressors (Screws) 1.0 - 1.25 Metal Forming Machines 1.5 - 2.5 Compressors (Reciprocating) contact jbj tech. office Mills, Rotary Type 2.0 Conveyors 1.0 - 1.25 Mixers 1.5 - 1.8 Live Roll, Shaker & Reciprocating 3.0 Paper Mill Equipment 1.2 - 2.0 Conveyors (Heavy duty) 1.25 - 2.5 Pumps:- Centrifugal 1.0 Cranes & Hoists 2.0 Crushers 3.0 Gear, Rotary or Vane 1.25 Dredgers 1.5 - 2.0 Reciprocating 1 Cylinder Single or Double Acting 2.0 Elevators 1.5 - 2.0 Evaporators 1.0 2 Cylinder Single Acting 2.0 Fans 1.0 - 1.5 2 Cylinder Double Acting 1.75 Feeders 1.0 3 or more Cylinders 1.5 Reciprocating 2.5 Rubber Machinery 2.0 - 2.5 Generators Stokers 1.0 Not Welding 1.0 Textile Machinery 1.2 Welding 2.0 Windlass 2.0 Hoist 1.5 Woodworking Machinery 1.0 Hammer Mills 2.0 10 Oils & Hydraulic Fluids Hytrel® Zytel® Solvents & Fuels Hytrel® Zytel® Acids & Bases Hytrel® Zytel® Miscellaneous Hytrel® Zytel® Automatic Transmissions A A Petrol A A Sulfuric Acid (20%) A C Ethylene Glycol* A A, B Fluid Type A & F A A Nujol, JP4 Kerosene A A Hydrochloric Acid (20%) B C Steam B B Hydraulic Fluid A A Halocarbons, Freon A A Hydroxide (20%) A B Liquid Ammonia A Phosphate Ester A A Trichlorethylene C C Lube Oil A A Carbon Tetrachloride B A Code: A = Little or no effect; B = Moderate effect; C = Severe effect. * Additives in anti-freeze may attack these elastomers severely. Chemical Resistance Chart Figure 1, Temperature Factor Figure 2, Permissible Misalignment vs. Speed Service Factor Guide #DriveLineHarmony www.jbj.co.uk/torsional-couplings.html
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