Our Products

Rotary Evaporator

Laboratory equipment

Jacketed Reactor

Contact Us

Rotary Screw Vacuum Pump | Houston TX | Pinnacle .

Rotary Screw Vacuum Pump | Houston TX | Pinnacle .

Screw vacuum pump performance: Operate at any pressure between end vacuum and atmospheric pressure with our S-VSA, S-VSB and S-VSI screw vacuum pumps. S-VSA, S-VSB and S-VSI screw vacuum pumps achieve an ultimate vacuum of 29.91 in. HgV and their capacities range from 59 to 1,500 cfm. Rugged and Durable Design: Elmo Rietschle S-Series screw .

Hanbell-P-PD Series

Hanbell-P-PD Series

2019-12-18 · Dry screw vacuum pump with microprocessor controller can monitor the motor current, casing temperature, cooling water flow, N2 gas flow, oil level in gear box, and etc. It provides entire safety protection to the pump Patented rotor profile design By the advantage of screw rotor in transmission and the patented profile design, it can avoid the .

GXS Dry Screw Vacuum Pumps - Edwards Vacuum

GXS Dry Screw Vacuum Pumps - Edwards Vacuum

2 days ago · Our new GXS dry pumps take vacuum performance to the next level. With unique screw technology and world leading high efficiency drives enabling advanced temperature control and long service intervals, you can benefit from best-in-class pumping speeds and low .

Dry screw vacuum pump rotor- Vacuum Pump - EVP Vacuum .

Dry screw vacuum pump rotor- Vacuum Pump - EVP Vacuum .

The axial surface line of screw vacuum pump helix is easy to be used in the design, processing and inspection of equal pitch screw vacuum pump rotor, so it is commonly used. 3、 Normal profile The normal must be used when designing the cutting edge shape of forming tools, so it is mainly used in the design and machining of forming tools.

Dry Screw Vacuum Pump DSP251 / DSP501 - Dry Vacuum .

Dry Screw Vacuum Pump DSP251 / DSP501 - Dry Vacuum .

Dry Screw Vacuum Pump DSP251 / DSP501 Clean Vacuum No oil back-streaming to the chamber. Maintenance Free . Low power consumption design. Application - SEM - Analytical Instruments - Medical Devices - Accelerator - Gas Exhausting of Load-Lock / Transfer Chamber - Ion Source - .

Dry Screw Vacuum Pump -  Australia

Dry Screw Vacuum Pump - Australia

2020-6-25 · The DHS 065-200 VSD + is a fully air-cooled, compact and clean dry screw vacuum pump. It's robust design and small footprint makes it the perfect pump for industrial applications. This innovatively designed pump with remote monitoring and control capabilities is efficient, has a low cost of ownership and is a truly clean vacuum pump.

Design / Operating principle

Design / Operating principle

4.4.1 Design / Operating principle. Two parallel bearing-supported, intermeshing screw rotors (3) having opposite threads synchronously and contactlessly counter-rotate in a cylindrical housing (2) that tightly encloses them, and together form a multi-stage pump.

Hanbell-P-PD Series

Hanbell-P-PD Series

2019-12-18 · Dry screw vacuum pump with microprocessor controller can monitor the motor current, casing temperature, cooling water flow, N2 gas flow, oil level in gear box, and etc. It provides entire safety protection to the pump Patented rotor profile design By the advantage of screw rotor in transmission and the patented profile design, it can avoid the .

Twin Screw Dry Vacuum Pump - China Twin Screw Pump .

Twin Screw Dry Vacuum Pump - China Twin Screw Pump .

1. Overview The vacuum system can not meet the general requirements of corrosion resistance and clean without oil, replaced by vacuum system large oil vacuum system has been no clean oil, no oil, dry vacuum cleaner products will accelerate the replacement of water ring pump, reciprocating pump, oil seal mechanical pump. Screw vacuum pump .

Rotary Screw Vacuum Pumps - KAESER KOMPRESSOREN

Rotary Screw Vacuum Pumps - KAESER KOMPRESSOREN

Rotary screw vacuum pumps Made in Germany Every rotary screw vacuum pump comes equipped with a KAESER vacuum airend manufactured to Made in Germany quality standards. These airends are manufactured in KAESER's rotary screw compressor production centre at the factory in Coburg, where the complete systems are also assembled and tested.

Vacuum pumps | Machine Design

Vacuum pumps | Machine Design

The design is available in both one and two-stage versions. Single-stage pumps provide vacuum up to 25.5 in. Hg, while two-stage units are rated to 29 in. Hg. . A rotary-screw pump's vacuum .

Dry Screw Vacuum Pump -  Australia

Dry Screw Vacuum Pump - Australia

2020-6-25 · The DHS 065-200 VSD + is a fully air-cooled, compact and clean dry screw vacuum pump. It's robust design and small footprint makes it the perfect pump for industrial applications. This innovatively designed pump with remote monitoring and control capabilities is efficient, has a low cost of ownership and is a truly clean vacuum pump.

Pump Sizing and Selection Made Easy - Chemical .

Pump Sizing and Selection Made Easy - Chemical .

He has taught design courses to graduating seniors in chemical engineering since 1982, for which pump sizing and selection is a course topic. He is a recipient of the George Westinghouse Award and Fred Merryfield Design Award from the American Society for Engineering Education, the Outstanding Faculty Award from the ia's governor, and .

Screw Pump Basics - Empowering Pumps and Equipment

Screw Pump Basics - Empowering Pumps and Equipment

Screw Pump White Paper – Enter your contact info here to download our very own white paper on what a screw pump is. We discuss how the name fails to recognize the different product configurations, as well as the advantages, uses, and design considerations.

Design methodology of a new smooth rotor profile of the .

Design methodology of a new smooth rotor profile of the .

2019-1-1 · The screw rotor and its cross-section profile primarily determine the performance and efficiency of the twin-screw vacuum pump (TSVP). However, the traditional cross-section profile (CSP) contains cusps or unsmooth points, so that screw rotor surfaces generated by this CSP contain unsmooth edges, which will lead to wear, deformation, and difficulty of coatings for corrosion protection in the .

SDV Variable Pitch, Screw-Type Dry Vacuum Pump

SDV Variable Pitch, Screw-Type Dry Vacuum Pump

SDV Variable Pitch, Screw-Type Dry Vacuum Pump. Features • Patented variable pitch rotor design increases efficiency and lowers temperatures • No oil or water in contact with process gases • Can handle both condensible vapors and some solids without leaving residue • Capable of full pumping speed from atmospheric pressure to 1 Torr (1.3 .

Dryline Series | US Vacuum Pumps

Dryline Series | US Vacuum Pumps

The pump comes complete with inlet check valve, gas purge connections & Kalrez mechanical seals. . Applications include chemical and pharmaceutical processing, solvent reclamation, dehydration and crystallization. Optional Accessories: Explosion-proof motors, Teflon coatings, seal purge systems, booster packages. Dry Screw Vacuum Pump

screw vacuum pump design

screw vacuum pump design

Design & Operation. Dry screw and liquid ring vacuum pumps are rotating positive displacement pumps, but they have differences. The dry vacuum pump does not use fluids to create a vacuum, while the liquid ring does. Dry screw pumps create a vacuum through the rotation of two screw rotors, arranged in parallel, rotating in opposite directions.

Pump Sizing and Selection Made Easy - Chemical .

Pump Sizing and Selection Made Easy - Chemical .

He has taught design courses to graduating seniors in chemical engineering since 1982, for which pump sizing and selection is a course topic. He is a recipient of the George Westinghouse Award and Fred Merryfield Design Award from the American Society for Engineering Education, the Outstanding Faculty Award from the ia's governor, and .

Screw Pump : Working Principle, Types and Applications

Screw Pump : Working Principle, Types and Applications

Three Screw Pump – Here one gear receives power from the source, and this drives the other two gears. Four Screw Pump – This is, in general, a two-screw pump having two screws per each rotor. It has timing gears to drive the next one. Five Screw Pump – It is similar to that of five screw pumps whereas, in the place of 3 screws, this has 5.

Rotary screw vacuum pumps - KAESER

Rotary screw vacuum pumps - KAESER

The complete solution for vacuum generation. Our rotary screw vacuum pumps are equipped with a specially-developed KAESER vacuum airend with SIGMA profile. Single-stage vacuum generation supplies a so-called low vacuum. We offer three series with these technical data: Intake capacity: 4.75 to 15.70 m³/min; Final vacuum: 99 %; Pressure: 10 mbar (a)

Screw pump stator- Vacuum Pump - EVP Vacuum Solution!

Screw pump stator- Vacuum Pump - EVP Vacuum Solution!

2020-8-14 · The stator of screw vacuum pump is an important part easy to be damaged in screw pump. The accuracy of stator tooth profile curve and material selection must be considered in the design and development, which directly determines the length of stator life.

Optimized Design of Screw-Type Vacuum Pumps

Optimized Design of Screw-Type Vacuum Pumps

2018-4-24 · Optimized Design of Screw-Type Vacuum Pumps Prof. Dr.-Ing. K. Kauder, Dipl.-Ing. D. Pfaller, FEM, Dortmund Abstract This paper concentrates on the efficiency-optimised design of machine parameters for dry-running screw-type vacuum pumps. To model screw-spindle vacuum pumps, an automatic chamber model generator is presented.

High Performance Rotary Screw Pumps

High Performance Rotary Screw Pumps

2015-7-24 · The first screw pump built was probably of an Archimedes design used to lift large vol-umes of water small vertical distances; they are still manu-factured and used for this ser-vice. Today's three screw high performance pump can deliver liquids to pressures above 300 Bar and flows to 750 m 3/h with long term reliability and excel-lent .

Screw Pump Basics - Empowering Pumps and Equipment

Screw Pump Basics - Empowering Pumps and Equipment

Screw Pump White Paper – Enter your contact info here to download our very own white paper on what a screw pump is. We discuss how the name fails to recognize the different product configurations, as well as the advantages, uses, and design considerations.

Rotary Screw Vacuum Pump | Houston TX | Pinnacle .

Rotary Screw Vacuum Pump | Houston TX | Pinnacle .

Screw vacuum pump performance: Operate at any pressure between end vacuum and atmospheric pressure with our S-VSA, S-VSB and S-VSI screw vacuum pumps. S-VSA, S-VSB and S-VSI screw vacuum pumps achieve an ultimate vacuum of 29.91 in. HgV and their capacities range from 59 to 1,500 cfm. Rugged and Durable Design: Elmo Rietschle S-Series screw .

Rotary Screw Pumps | US Vacuum Pumps

Rotary Screw Pumps | US Vacuum Pumps

Rotary Screw Pump. Vacuum pump in open-skid design w/NEMA-1 controls. Rotary Screw Pump. Vacuum pump w/ Enclosure and NEMA-4 controls. For reliable centralized vacuum production, oil sealed rotary screw vacuum pumps offer the flexibility and reliability you are looking for. Available in open skid or enclosure designs, Air or Water-cooling, ODP .

Dry Screw Vacuum Pumps - Busch Vacuum Solutions Global

Dry Screw Vacuum Pumps - Busch Vacuum Solutions Global

Dry Screw Vacuum Pumps Principle of Operation. Dry screw vacuum pumps operate with two screw rotors rotating in opposite directions. This traps the medium to be pumped between the cylinder and the screw chambers and transports it to the gas discharge. The advanced screw design results in lower electric energy consumption compared to standard .

Rotary Screw Vacuum Pumps - KAESER KOMPRESSOREN

Rotary Screw Vacuum Pumps - KAESER KOMPRESSOREN

Rotary screw vacuum pumps Made in Germany Every rotary screw vacuum pump comes equipped with a KAESER vacuum airend manufactured to Made in Germany quality standards. These airends are manufactured in KAESER's rotary screw compressor production centre at the factory in Coburg, where the complete systems are also assembled and tested.

Choosing Between Liquid Ring Vacuum & Dry Screw Pumps .

Choosing Between Liquid Ring Vacuum & Dry Screw Pumps .

2 days ago · Design & Operation. Dry screw and liquid ring vacuum pumps are rotating positive displacement pumps, but they have differences. The dry vacuum pump does not use fluids to create a vacuum, while the liquid ring does. Dry screw pumps create a vacuum through the rotation of two screw rotors, arranged in parallel, rotating in opposite directions.