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Single / Double Stage Screw Pump

Pumping Principle

The DM / DN / DL / SM / SN / SL / HM / HN / HL/ HSM / HSN - Series Positive Displacement Progressive Cavity Single Screw Pumps has unique pumping principle applied employs a highly precision manufactured Metallic Single helical rotor turning inside a double internal helical resilient stator. Thereby forming cavities confined by a “Sealing Line” which is maintained at stand still and during rotation. While the rotor rotates in the stator, the cavity formed between them progresses form suction to delivery side, gently carrying the medium.

Characteristics And Salient Features

  • Good self priming properties even with air or gas inclusion in the liquid up to 8.5 MWC.
  • Handles solids in suspension or mixture containing high percentage of solids. Bigger size pumps up to 40 mm dia.
  • Direction of the flow through the pump is reversible by merely changing direction of rotation of the prime mover.
  • The pressure head is independent of speed and capacity is proportional to speed.
  • Gate and check valves are not necessary.
  • The metal bonded high precision molded stator ensures, high efficiency pressure and increased life.

Technical Details

  • Capacity                               : 100 m3/hr
  • Head                                      : up to 240 meters ( 24 kg/cm2
  • Temperature                       : Up to 150 Deg C
  • Viscosity                               : Up to 5,00,000 CST
  • Solids Handling Capacity : Up to 40 mm

AM / AN / AL - Series Progressive Cavity Screw Pump

These pumps are made out of Cast Iron Pump Housing and Cast Iron Bearing Housing. Rotors of Hard Chrome Plated Alloy steel , Tool steel , SS 304, SS 316 and the rotating part are of Alloy Steel or Stainless Steel. The universal joints are specially designed single or double knuckle joints. The Rubber Stator is made out of Natural or Synthetic rubbers like Nitrile, EPDM, Hypalon, Silicon, Neoprene, Viton®/ FKM , Butyl or Hi –Nitrile based on application and liquid characteristics . The Shaft sealing is done by Gland Packing Or Mechanical seal

SM / SN / SL - Series SS Progressive Cavity Screw Pump

These Pumps are made out of Wetted SS-304 , SS-316 Pump Housing, Or Special Alloys . Rotors are of Hard Chrome Plated having SS-304 / SS-316 / Duplex Steel Materials of construction and the other rotating part are made from SS-304 / SS-316 . The universal joints are specially designed single or double knuckle joints. The Rubber Stator is made out of Natural or Synthetic rubbers like Nitrile, EPDM, Hypalon, Silicon, Neoprene, Viton®/ FKM , Butyl or Hi –Nitrile based on application and liquid characteristics

HM / HN / HL - Series SS Hygenic Progressive Cavity Screw Pump

Hygienic design pump with all metal parts in contact with liquid in smooth SS-304 / SS-304 Seamless Pipes & SS Metals and the Rubber Stator of non-contamination food grade rubber like Nitrile , EPDM , Viton® / FKM , Hypalon . The Shaft sealing by food grade gland packing / mechanical seal. And the Suction Delivery Ports are IDF / SMS /TRICLOVER / equivalent end connections.

HSM / HSL - Series Wide Throat / Hopper Suction Progressive Cavity Screw Pumps

Hopper type suction inlet allows gravity flow with help of augur cum coupling rod to pushing the highly viscous paste type liquids / thick slurry / liquid with fibres or soft solids in to the pumping cavity. Standard pumps employ Mild Steel hopper pump casing with alloy steel rotating parts. For corrosive or hygienic duty, all contact parts will be in SS-304 / SS-316 materials of Construction. The Shaft sealing by soft gland packing / mechanical seal. Delivery connection in BS, ISO, ASA, ANSI flanged ends and for hygienic applications, IDF /SMS/ Tri clover or equivalent are used..

Retro Fit Spares

We can supply locally manufactured Retrofit Spares like Rotor , Stator , Coupling Rod, Cardan Joint , Coupling Rod Pin, Coupling Rod Bush, Retainer Ring, Boot Seal Rubber , Shaft , Shaft Seals, etc in different materials of Construction as per drawing & Samples

Characteristics And Salient Features

  • Good self priming properties even with air or gas inclusion in the liquid up to 8.5 MWC.
  • Handles solids in suspension or mixture containing high percentage of solids. Bigger size pumps up to 40mm dia.
  • Steady and smooth flow with little pulsation makes it suitable for dosing and metering duties.
  • Direction of the flow through the pump is reversible by merely changing direction of rotation of the prime mover.
  • The pressure head is independent of speed and capacity is proportional to speed.
  • Gate and check valves are not necessary.
  • The metal bonded high precision molded stator ensures, high efficiency pressure and increased life.

It is suitable for dosing and metering duties because of its sturdy and smooth flow with slight pulsation. Stator is metal bonded, guarantees high efficiency, pressure and improved life.

Industries

  • Brewery
  • Ceramics
  • Chemical
  • Construction
  • Cosmetic
  • Detergent
  • Distillery
  • Dyestuff
  • Effluent
  • Edible Oil
  • Fertilizer
  • Marine
  • Pharmaceuticals
  • Paper
  • Sweage Treatment
  • Soap
  • Suger
  • Textiles Etc.

Fluids Handled

  • Acids
  • Acrylic Emulsion
  • Alkaline Slurry
  • Al Hydroxide Gel
  • Carbonated Bewerage
  • Chemical Slurry
  • Ceramic Slurry
  • Coating Mix
  • Domestic Effluent
  • Detergent Slurry
  • Dyestuff
  • Explosive Slurry
  • Instant Tea
  • Floral Concrete
  • Latex
  • Lime Slurry
  • Lube Oil
  • Lubricating Oil


  • Magma
  • Molasses
  • Oil Slurry
  • Paint
  • Paper Ulp
  • Printing Colour
  • Precipiated Calcium
  • Carbonate
  • Resin
  • Rice Bran Oil
  • Soap Solution
  • Sizing Paste
  • Solvents
  • Suger Juice
  • Tribasic Lead
  • Sulphate
  • Vegetable Oil
  • Viscose
  • Yeast Etc.
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