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Machine, Tools & Components
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Suppliers Directory
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STEPHENSON & CO
| | Products : |
Internal Gear External Gear Internal Lobe Shuttle Block Twin Screw |
| Address : |
160 DR D N ROAD 6/A, 3RD FLOOR, |
| Telephone : |
022-2077534, 2077082. |
| Fax : |
8821692. |
| Send : |
On-Line Trade Inquiry |
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Products |
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TWIN SCREW PUMPS - EACH SCREW SPINDLE HAS A RIGHT HAND AND LEFT HELIX ORIENTATION. A SMALL BUT POSITIVE CLEARANCE MAINTAINED BETWEEN BOTH THE MOVING SCREWS WITH A PAIR OF HARDENED AND PROFILE-GROUND TIMING GEARS. THESE FEATURES ALLOW PUMP TO RUN DRY FOR SOMETIME AND CAN ALSO HANDLE LOW/HIGH VISCOUS AND NON-LUBRICATING LIQUID. TYPICAL APPLICATIONS ARE LOADING/UNLOADING OF FUEL OIL FROM RAILWAY WAGONS, TRUCK TANKERS, BARGES, SHIPS & TANKER, PROCESS PUMPING OF VISCOUS PRODUCTS LIKE BITUMEN MOLASSES, SOAP.
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INTERNAL GEAR PUMPS - INTERNAL GEAR PUMPS THE MAIN GEAR IS KEYED TO THE DRIVE SHAFT AND ROTATES CONCENTRIC TO THE PIN IN THE PUMP CASING IDLERS ARE LOCATED ON AN ECCENTRIC PIN ON THE FRONT COVER TO ROTATE FREELY AND MESH WITH MAIN GEAR WHEN ASSEMBLED THE PUMPS ARE AVAILABLE WITH STEAM JACKED ARRANGMENT AND ALSO WITH CIP VERSION IN SS CONSTRUCTION THUS MAKING THE DESIGN IDEALLY SUITED FOR PROCESS PUMPING IN FOOD PROCESSING INDUSTRIES PAINT AND VARNISH UNITS SOAP AND SHAMPOO INDUSTRIES VEGETABLE OIL UNITS LOADING/UNLOADING OF HEAVY FUEL ETC
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ALL STAINLESS STEEL TWIN SCREW PUMP - STEPHENSON & CO PRESENTS AN ALL STAINLESS STEEL TWIN SCREW PUMP FOR PROCESS INDUSTRIES - ITS VERY EFFICIENT, TROUBLE FREE WITH NO MAINTENANCE. THIS IS PROFICIENT OF HANDLING VERY HIGH VISCOSITY WITH A CERTAIN PERCENTAGE OF SOLIDS AND ALSO WHICH CAN HANDLE ABRASIVES. TWIN SCREW PUMP HAS A PAIR OF PROFILED SCREW. THE SCREWS ARE SYNCHRONIZED BY A PAIR OF HARDENED AND PROFILE GROUND TIMING GEARS WHICH KEEPS A SMALL CLEARANCE BETWEEN THE MOVING SCREWS. THIS THEREFORE ASSURES THAT THERE IS NO METAL-TO-METAL CONTACT. THIS HELPS THE PUMP TO EVEN RUN DRY AND CAN EASILY HANDLE LIQUID WITHOUT LUBRICATING PROPERTIES AND OF VERY HIGH VISCOSITIES. SINCE THERE ARE NO CONTACTS BETWEEN THE MOVING SCREWS WEAR AND TEAR IS REDUCED TO MINIMUM, GIVING EXTREMELY HIGH SERVICE LIFE. THE PUMP HAS NO RUBBER PARTS. THE INTERNAL VELOCITIES ARE VERY LOW AND THE NPSH IS MINIMUM EQUALISE TO OTHER POSITIVE DISPLACEMENT. BOTH THE SCREW MOVE IN-OPPOSITE DIRECTION-HENCE THERE IS VIRTUALLY NO AXIAL THRUST. ALSO SEALING IS ALWAYS UNDER SUCTION PRESSURE DUE TO TYPICAL FLOW OF THE LIQUID, THUS PERMITTING TO USE SIMPLE SEALS.
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