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Supplier: EnviroPump and Seal, Inc.
Description: and lubrication of the seal faces. It also generates flow and pressure when a closed loop barrier fluid system is used. Double Balance – Allows the seal to be used as both a double seal (higher pressure barrier fluid or flush) and as a tandem seal (lower
- Features: Balanced
- Location on Shaft: Internally Mounted
- Mechanical Seal Type: Double Mechanical Seal
- Operating Pressure: 400 psi
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Supplier: EnviroPump and Seal, Inc.
Description: Cartridge Design – No measuring, self centering installation. Just slide over shaft, tighten gland bolts and set screws, remove centering clips, and the seal is ready to operate. Double Balance – World’s first double balanced single
- Features: Balanced
- Location on Shaft: Internally Mounted
- Mechanical Seal Type: Single Mechanical Seal
- Operating Pressure: 400 psi
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Supplier: John Crane, Inc.
Description: The Type 2 mechanical seal is available in single, double and balanced arrangements. An outside-mounted spring results in a compact working height that enables it to fit very short stuffing boxes. Applications Process Pumps Other Rotating Equipment
- Mechanical Seal Type: Single Mechanical Seal
- Operating Pressure: 1200 psi
- Operating Temperature: -40 to 400 F
- Seal Application: Pump
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Supplier: Flex-A-Seal, Inc.
Description: Styles 73P and 75P Dual Cartridge Seals Environmental protection Flex-A-Seal is a respected leader in the design and manufacture of dual cartridge seals for critical toxic and fugitive emission applications where single seals are not acceptable. The simple idea of a
- Alternate Shaft or Rubbing Speed: Up to 4500 ft/min
- Elastomers: Ethylene Propylene (EPDM), Fluoroelastomer (Viton®, Fluorel®, etc.)
- Face or Primary Ring Materials: Mechanical Carbon: Other Carbon
- Features: Balanced, Encased Spring Element
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Supplier: Flex-A-Seal, Inc.
Description: fluid on O.D. of both seals for increased safety and heat dissipation. A tangential connection maximizes flow of barrier fluid. Can be operated in pressurized or non-pressurized state. Springs are out of the product. Double balanced inboard face allows for
- Alternate Shaft or Rubbing Speed: Up to 4500 ft/min
- Elastomers: Ethylene Propylene (EPDM), Fluoroelastomer (Viton®, Fluorel®, etc.)
- Face or Primary Ring Materials: Metal Carbide & Metal Oxide (Ceramic): Metal Carbide, Other Metal Carbide / Oxide
- Features: Balanced, Encased Spring Element
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Supplier: ASCO
Description: Features • Resin body for corrosion resistance • Division 2 rated with hermetically sealed reed switches • Balanced bolt pattern for uniform sealing • Realview™ indicator with 100% change in color visible from long distances
- Maximum Number of Switches: 2 #
- Pole and Throw Specifications: Single Pole, Double Throw (SPDT)
- Shaft/Mounting Options: NAMUR Shaft
- Switching Options: Mechanical Switch
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Supplier: Myers by Pentair
Description: performance and efficiency High quality proven pressure switch with adjustable on/off pressure settings, 20 PSI differential Heavy-duty motor with double ball bearing design and voltage selection device Mechanical shaft seal with ceramic face and stainless steel construction for
- Discharge Size: Over 1 inch
- Horsepower: 0.5000 to 1.5 HP
- Housing Material: Cast Iron, Plastic
- Maximum Discharge Pressure: 30 to 70 psi
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Supplier: Crane Pumps & Systems
Description: Entire rotating element can be removed without disturbing pipe connections or driver Extra deep stuffing box with split glands Balanced axial & radial thrust bearings Seal cages Clockwise or counter clockwise rotation DEMING
- Discharge Size: 1.5 to 3 inch
- Housing Material: Brass / Bronze, Cast Iron, Stainless Steel
- Type Of Pump: Split Case Pumps
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Description: bolt 3. The stability of plug movement is improved due to the strong cage guide and the unique balanced sealing ring (GF TFE structure for room temperature, graphite 1398 & Graph-lock structure for high temperature) so that the vibration and mechanical noise are reduced 4. With the
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Supplier: ARGAL s.r.l.
Description: SHORT COUPLED CHEMICAL PUMP Centrifugal pumps single stage, horizontal end suction and central top discharge, impeller keyed to shaft fitted with mechanical seal and sliding rings. MECHANICAL SEALS Choice of various types of mechanical seals, produced either
- Discharge Size: 1.26 to 1.97 inch
- Housing Material: Plastic
- Maximum Discharge Flow: 74.85 to 396 GPM
- Media Temperature: -22 to 230 F
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Supplier: ARGAL s.r.l.
Description: attentions and procedures. Fully balanced Impeller with metallic insert embedded. Internal flow realized to favour the flushing of the mechanical seal and the migration of solids toward the peripheral of the rear casing Bolt and nuts made SUS. OPTIONAL Drain Plug Dry run
- Discharge Size: 1.97 to 3.94 inch
- Maximum Discharge Flow: 185 to 1761 GPM
- Pump Type / Application: Wastewater Treatment Pumps, Water Pumps, Wastewater
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Supplier: ARGAL s.r.l.
Description: and feet manufactured with specific attentions and procedures. Fully balanced Impeller with metallic core. Internal hydrodinamyc realized to favour the flushing of the mechanical seal and the migration of solids toward the peripheral of the rear casing Bolt and nuts made
- Discharge Size: 3.15 to 3.94 inch
- Housing Material: Plastic
- Maximum Discharge Flow: 167 to 1761 GPM
- Pump Type: Centrifugal Pumps, Dosing Pumps, Injection Pumps, Water Pumps
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Supplier: ARGAL s.r.l.
Description: volute casing and rear casing. Areas subjected to localised mechanical stress as flanges and feet are manifactured with specific cares and procedures. Fully balanced impeller with metallic core. Internal hydrodynamic realized to favour the flushing of the mechanical seal
- Discharge Size: 3.15 to 5.91 inch
- Housing Material: Plastic
- Maximum Discharge Flow: 185 to 4623 GPM
- Pump Type: Centrifugal Pumps, Dosing Pumps, Injection Pumps, Water Pumps
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Supplier: Technetics Group
Description: greater life expectancy Features: Can utilize either an O-ring on the outer diameter in a slip fit application or can be designed to press-fit into the seal bore of your unit Unbalanced or balanced designs Several elastomeric compounds, metal bellows or
- Alternate Shaft or Rubbing Speed: 50000 ft/min
- Face or Primary Ring Materials: Metal: Bronze
- Features: Balanced, Unbalanced
- Operating Pressure: 1.49 to 99.93 psi
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Supplier: Technetics Group
Description: during low delta pressure and shutdown conditions Design Configurations: Various seal ring segment configurations Pressure-balanced segments Fractured rings Multiple seal labyrinth Internally pressurized seal Internally vented seal
- Alternate Shaft or Rubbing Speed: 40000 ft/min
- Face or Primary Ring Materials: Metal: Bronze, Other Metal
- Features: Balanced
- Operating Pressure: 100 psi
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Supplier: Technetics Group
Description: In 1967 Technetics developed the GULLIVER® mechanical seal which satisfies the most diverse operating conditions. These mechanical seals are used in demanding applications and benefit from the sealing expertise of the Technetics engineering team. Technetics offers a broad
- Alternate Shaft or Rubbing Speed: 3940 ft/min
- Elastomers: Butyl Rubber, Ethylene Propylene (EPDM), Nitrile (Buna-N), Polychloroprene (Neoprene), PTFE-Encased, Silicone, Other Elastomer
- Features: Balanced, Unbalanced, Handles Slurry
- Operating Pressure: 218 psi
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Supplier: Technetics Group
Description: rides on the harder wear-resistant mating surface. The seal face and mating surfaces are typically lapped flat to within 0.0000348 inches (3 helium light bands), which provides virtually leak-tight sealing between the sealing interface. With the aid of Finite Element Analysis (FEA),
- Alternate Shaft or Rubbing Speed: 50000 ft/min
- Features: Balanced, Unbalanced
- Operating Pressure: 2 psi
- Operating Temperature: -65 to 1000 F
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Supplier: MECO Shaft Seals
Description: and lends itself well to applications where mechanical packings and traditional mechanical seals fail to function. The seals are manufactured fully split, in most cases permitting installation and rebuilding without removal or modification of the existing stuffing box,
- Face or Primary Ring Materials: Metal: Other Metal
- Features: Unbalanced, Dependent on Direction of Rotation
- Location on Shaft: Externally Mounted
- Mechanical Seal Type: Double Mechanical Seal
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Supplier: MECO Shaft Seals
Description: The MECO EP Type-1 seal model is the best choice in wet sealing technology on moderate to very large shaft diameters entering the vessel from any direction. The fully-split configuration uses an elastomer drive to rotate two hardened stainless steel seal faces against two fixed
- Face or Primary Ring Materials: Plastics: Polytetrafluoroethylene (PTFE), Strengthened, Other Plastic
- Location on Shaft: Internally Mounted
- Mechanical Seal Type: Double Mechanical Seal
- Operating Pressure: 20 psi
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Supplier: MECO Shaft Seals
Description: The MECO EP Type 3 model is the best choice in split sealing technology for horizontal dryers and reactors in vacuum service. The configuration is a double mechanical seal, using a mechanical drive to rotate bearing-grade, synthetic seal faces against fixed,
- Face or Primary Ring Materials: Plastics: Polytetrafluoroethylene (PTFE), Strengthened
- Location on Shaft: Internally Mounted
- Mechanical Seal Type: Double Mechanical Seal
- Operating Pressure: 0.0 to 50 psi
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Supplier: MECO Shaft Seals
Description: The MECO EP Type-2 model is the best choice for many sealing applications with low to medium-high shaft speeds, on small to large shaft diameters. The configuration is a double mechanical seal using an elastomer drive to rotate bearing-grade, synthetic seal faces against
- Face or Primary Ring Materials: Plastics: Polytetrafluoroethylene (PTFE), Strengthened, Other Plastic
- Location on Shaft: Internally Mounted
- Mechanical Seal Type: Double Mechanical Seal
- Operating Pressure: 20 psi
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Supplier: Flex-A-Seal, Inc.
Description: SMS3 with Circulation, Vent & Drain Gland All the benefits of the SMS1 design plus vent and drain gland with throttle bushing Pipe connections are made to different sizes to assure that correct piping plans are employed Cost-effective “upgrade”
- Alternate Shaft or Rubbing Speed: Up to 6000 ft/min
- Elastomers: Ethylene Propylene (EPDM), Fluoroelastomer (Viton®, Fluorel®, etc.)
- Face or Primary Ring Materials: Metal Carbide & Metal Oxide (Ceramic): Other Metal Carbide / Oxide
- Features: Balanced, Encased Spring Element
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Supplier: Flex-A-Seal, Inc.
Description: SS3 with Circulation, Vent & Drain Gland Stationary Single Spring Cartridges All the benefits of the SS1 design plus vent and drain gland with throttle bushing Pipe connections are made to different sizes to assure that correct piping plans are employed Cost-effective “upgrade”
- Alternate Shaft or Rubbing Speed: Up to 6000 ft/min
- Elastomers: Ethylene Propylene (EPDM), Fluoroelastomer (Viton®, Fluorel®, etc.)
- Face or Primary Ring Materials: Metal Carbide & Metal Oxide (Ceramic): Other Metal Carbide / Oxide
- Features: Balanced, Encased Spring Element
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Supplier: CinchSeal
Description: The model PS CinchSeal® is maintenance free and designed to seal screw conveyors, mixing and blending equipment. It is manufactured out of polypropylene and stainless steel to handle dry powder and slurry products in the food service, pharmaceutical and chemical industries where
- Location on Shaft: Externally Mounted
- Mechanical Seal Type: Double Mechanical Seal
- Seal Application: Agitator / Mixer
- Seal Configuration: Face-to-Face
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Supplier: CinchSeal
Description: The 9700 split seal is machined out of stainless steel and all internal parts meet USDA standards for indirect food contact. These stainless steel split mechanical seals are recommended for all other industries such as food and cheese processing, spices and flavorings
- Location on Shaft: Externally Mounted
- Mechanical Seal Type: Double Mechanical Seal
- Seal Application: Agitator / Mixer
- Seal Configuration: Face-to-Face
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Supplier: Witte Pumps & Technology GmbH
Description: The double mechanical seal with buffered fluid (DD) is suitable for a max. viscosity of 1.000 Pas, because the internal parts of the mechanical seal do not get in contact with the pumped fluid. All the internal parts are lubricated by the buffer fluid. The pressure
- Mechanical Seal Type: Single Mechanical Seal, Double Mechanical Seal
- Operating Pressure: 218 psi
- Operating Temperature: 580 F
- Seal Application: Pump
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Supplier: CinchSeal
Description: The maintenance free rotary 7620 and 7650 solid aluminum CinchSeal’s are designed for larger shaft sizes ranging from 3.937” up to 6.00”. They are ideal rotary shaft seals for screw conveyors, bucket elevators, and other bulk handling equipment. The 7620 model has a
- Location on Shaft: Externally Mounted
- Mechanical Seal Type: Double Mechanical Seal
- Operating Temperature: -50 to 400 F
- Seal Application: Agitator / Mixer
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Supplier: CinchSeal
Description: Cinchseal’s mechanical seals, including our rotary shaft seals and rotary air lock seals, are a cut above the competition. We’re experienced rotary air lock manufacturers that you can rely on!
- Location on Shaft: Externally Mounted
- Mechanical Seal Type: Double Mechanical Seal
- Operating Temperature: -50 to 400 F
- Seal Application: Agitator / Mixer
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Supplier: Daemar Inc.
Description: classic dual metal face mechanical seal design in conjunction with unique DMR™ materials offers a versatile solution in such conditions for any type of equipment that must endure wet and abrasive conditions. The DMR™ Type W Mechanical Seal consists of two identical steel
- Mechanical Seal Type: Double Mechanical Seal
- Seal Design: Elastomeric Bellows
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Supplier: Hi-Tech Seals, Inc.
Description: Mechanical Seals are meant to replace rope and braided packing. Mechanical Seals are used on rotating shafts (pump, compressors, etc). The product creates a seal when the two flat seal faces are pushed together by axial force from the closing mechanism and
- Elastomers: Fluoroelastomer (Viton®, Fluorel®, etc.), Nitrile (Buna-N), Polychloroprene (Neoprene), Other Elastomer
- Face or Primary Ring Materials: Metal: Bronze
- Location on Shaft: Externally Mounted
- Mechanical Seal Type: Double Mechanical Seal
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Description: Function • Double-acting mechanical seal liquid lubricated for slurry applications • Pair of product side seal rings extends into the vessel space • Surfaces are smooth and the design minimizes gaps to prevent dirty corners - thorough cleaning is possible
- Elastomers: Ethylene Propylene (EPDM), Fluoroelastomer (Viton®, Fluorel®, etc.), Other Elastomer
- Face or Primary Ring Materials: Metal Carbide & Metal Oxide (Ceramic): Metal Carbide
- Features: Handles Slurry
- Location on Shaft: Externally Mounted
Find Suppliers by Category Top
Featured Products Top
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The MECO EP Type-2 model is the best choice for many sealing applications with low to medium-high shaft speeds, on small to large shaft diameters. The configuration is a double mechanical seal using an elastomer drive to rotate bearing-grade, synthetic seal faces against fixed, hardened (read more)
Browse Mechanical Seals Datasheets for MECO Shaft Seals -
seals, full-face gasketing, double welding, and factory pressure testing. · Volatile gases - spark-resistant construction incorporating special materials, buffers, and design elements. DESIGN FEATURES · VOLUMES - to 220,000 CFM (read more)
Browse Fans and Blowers (industrial) Datasheets for New York Blower Company (The) -
quench connection or barrier fluid must be provided. Various attempts have been made to improve the performance of mechanical seals in order to meet regulations pertaining to emissions. Examples include double acting mechanical seals of "tandem design", "back-to-back design", and various gas (read more)
Browse Centrifugal Pumps Datasheets for Dickow Pump Company, Inc. -
Versatile and cost effective Lower seal initiation temperature balanced with mechanical properties Can reduce costs in high-performance structures (read more)
Browse Polyethylene Resins Datasheets for ExxonMobil Chemical Company - Polyethylene Products -
comminutor. Includes oil lubricated double row ball bearings, choice of packing or mechanical seal, 150 lb. centerline inlet and outlet flanges, and elastomeric coupling with piloted C-flange motor mount. Vaughan's E-Series back pull-out design allows for external adjustment of all cutting clearances. Various sealing systems Direct or belt drive Adjustable back pull-out design (read more)
Browse Wastewater Pumps Datasheets for Vaughan Co., Inc. -
the motor from pumpage, extending life and reducing downtime. Hydraulic motor is mounted to an oil filled bearing housing. The bearing housing supports double row thrust bearings and a silicon carbide mechanical seal to isolate the motor from the pumpage. As with all Vaughan Pumps, the (read more)
Browse Submersible Pumps Datasheets for Vaughan Co., Inc. -
oil applications, to improve plant and personnel safety in industrial heating plants. Mechanical seals are eliminated. No utility cooling needed. In these cases, double mechanical seals are required in conventional pumps. Dickow Pump Company (read more)
Browse Magnetic Drive Pumps Datasheets for Dickow Pump Company, Inc. -
Applications The magnetic driven NMW/PRMW-pumps are designed for hot oil applications, to improve plant and personnel safety in industrial heating plants. Mechanical seals are eliminated. No utility cooling needed. In these cases, double mechanical (read more)
Browse Magnetic Drive Pumps Datasheets for Dickow Pump Company, Inc. -
cooling needed. In these cases, double mechanical seals are required in conventional pumps. SEALESS PUMPS (read more)
Browse Centrifugal Pumps Datasheets for Dickow Pump Company, Inc. -
). Kalrez elastomers make the rotor/stator mixer suitable for use in extreme-duty processes with chemically aggressive fluids. All stainless steel construction, sanitary tri-clamp connections, 3A stamp, double mechanical seal, washdown motor and other options are also available. (read more)
Browse Industrial Mixers Datasheets for Charles Ross & Son Company
More Information Top
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Demonstration of a Piston Plug feed System for Feeding Coal/Biomass Mixtures across a Pressure Gradient for Application to a Commercial CBTL System
The plug breaker and transport screw are both equipped with stationary double pressure balanced mechanical seals .
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Mechanical seals for vessels with agitators
Double balanced and unbalanced mechanical seals are used, pro- .
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Production of new equipment
with an impeller with thrust balancing openings and double mechanical seal (4Kh-12-2d pump) ............
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Offshore Multiphase Pumping Technology-Identifying the Problems; Implementing the Solutions - Part 1
… of a double-acting or pressure balanced mechanical seal, and tic relative chances of success with this new application to the offshore industry, the singlc- acting balanced mechanical seal design was selected over the double acting or pressure balanced mechanical seal design.
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Handbook of Industrial Mixing: Science and Practice Complete Document
… design xxvi, 1247 see g ear see impeller see materials see motor rotor-stator 503 see seal see s haft see stirred tank Mechanical reliability, equipment specification 1347 Mechanical seals 1280 balanced 1282, 1284 barrier fluid 1282 double 1282 single 1281 unbalanced …
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Hanford Laboratories Operation monthly activities report, August 1959
The assembly consists of a Byron Jackson double self-adjustlng seal to replace the high pressure mechanical seal and a balanced type U mechanical seal to replace the L-ring low-pressure seal.
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http://repository.up.ac.za/bitstream/handle/2263/23914/00dissertation.pdf?sequence=1
… also recommended by all three information sources, namely (Table 2.15): • use of low release valves where gate valves are not essential, • use of balanced bellows type relief valves … … of canned pumps or double mechanical seals on conventional pumps, and …