Oem names, brands, model or part numbers are for identification purposes only. Centrifugal pump seals mechanical seal installation. Kits include appropriate gaskets and orings, pins, sleeve, and mechanical seal. Mechanical seal maintenance often involves removing parts and improper reinstallation of the parts can cause them to not be aligned properly thus leading to too much train during the shaft movement. The pump seals have the characteristics of the reasonable structure, easy fixing, and long service life. No matter how challenging or unique the application. Get info of suppliers, manufacturers, exporters, traders of mechanical pump seal for buying in india. To install a seal, the pump would have to be taken offline and disassembled. The shaft seal forms a barrier between what is inside the pump and the. Flowserve mechanical seal and seal support system storage.
A mechanical seal, figure 1, consists of a stationary member seat. Unlike cartridge seals which is a unitized set of rotating, stationary, sleeve and gland components. Seal types shaft seal oil seal oil seal working animation oil seal types seal replacement duration. Mechanical seals all seals the sealing specialists. At world sealing corporation wsc well give you the attention and personal service youll come to expect and enjoy. Our seals are totally interchangeable with all other manufacturers equivalent seals. A mechanical seal is a method of containing fluid within a vessel typi cally pumps where a rotating shaft passes through a stationary hou sing or occasionally. Before the popular mechanical seals that we see today came into picture, industries around the globe were using something called mechanical packing. Flowserve mechanical seals from the gaspac product line should use gaspac guideline no. Application guidelines was created as a tool to be used by those who purchase or specify mechanical seals, as well as by the end users of rotating equipment in a wide variety of industries. Its not just a cost issue but can mean danger for the environment, fire or explosion, or in the case.
The seals are available in a full range of diameters from 10 to 100 mm and in the standard diameters specifically for chemical appli cations. Available with carbon, silicon carbide or tunsten carbide seal faces. Among others, you will find current data sheets in pdf format available for. Increasingly strict environmental standards and harsher operating conditions have made pump sealing. The asp type 2 mechanical seal was designed to shorten the working length of the type 1 seal. Introduction this paper discusses some important aspects in detail regarding mechanical seals in hydrocarbon, fertilizers and chemical services. We also provide a huge range of equipment specific mechanical seal replacements for all major global pump manufacturers. Aug 09, 2011 seal types shaft seal oil seal oil seal working animation oil seal types seal replacement duration. Mechanical seals consists primarily of a rotary seal face with a driving mechanism which rotates at the same speed as the pump shaft, a stationary seal. Mechanical seal pumps are more energy efficient and experience less wear and reduced maintenance due to the type of seals. Centrifugal pump seals mechanical seal installation youtube.
We specialize in hardtofind seals and demanding applications. Sealplus mechanical seals goulds pumps pdf catalogs. Almost everywhere where pumps with rotating shafts are used, a shaft seal is involved. Must be finished in the same manner as the rotary face. Water, oil, and chemical mediums with weak corrosion. Seal type the mechanical seal shown in the pump photograph is a type 1 mechanical seal. It is slightly wider with a shorter working length spring. Mechanical seal maintenance gasket seals real seal.
These are not the usual mechanical seals available on the market but a seal designed exclusively by savino barbera. Instead the torque is driven along the rubber bellow which fits on the shaft. Mechanical seal pumps are designed to seal the centrifugal pump shaft and prevent leaking. Please consult with all seals for your specific application. Cartridge seals lower maintenance costs and reduce seal setting errors mechanical seal arrangements single inside. Mechanical seals for pumps replacement mechanical seals for goulds, durco, griswold, and more if youre looking for high quality and personal service, youve come to the right place. For questions, quotes or information about mechanical seals or other pump parts and service, call 80218242 or request a quote below. Typically mechanical seals are installed on pumps and mixers. The seal is actually a small piece of equipment which is used in manufacturing sector to connect different mechanisms together so that they could operate without hindrance. The range of seals available includes high performance, low emission petroleum seals, vessel and agitator seals, heavyduty slurry seals and a variety of elastomer, formed and metal bellows seals suited to numerous applications. Chesterton offers a wide range of mechanical seals for pumps, agitators, mixers, and other rotating equipment. Our experience and technical ability allow us to offer our customers original replacement mechanical seals for pumps at a significantly lower price than that of the pump maker. Pureserve systems offers a complete line of high quality sanitary replacement mechanical pump seals to the beverage, food, dairy and pharmaceutical markets that are 3a and fda compliant.
These seals are easily modified to accommodate seal flush plans and can be balanced to withstand high seal environment pressures. With over 40 years of experience in supplying quality replacement mechanical seals, we can help you identify the seal you need and solve your sealing problem. Dry gas mechanical seal is out of scope of this paper. Some shapes of failure in the mechanical seal parts mechanical seals firas alzayadneh we hope you would enjoy this course mechanical seals firas alzayadneh 14 introduction commercially developed 50 years ago they are the predominant type of seals found on centrifugal pumps, compressors, and similar machines they present a significant. A few basic components and principles in mechanical seal design contribute to a working seal at the interface of the rotating shaft and stationary pumpmixer sealchamber housing.
Every centrifugal pump must accommodate a spinning shaft while mechanically maintaining fluid or gas contained in the wet end of the pump. At utex, we refer to this type as rs1 the assembly shown in the pump is configured with a. When a pump operates, the liquid could leak out of the pump between the rotating shaft and the stationary pump casing. Mechanical seal types range from the simple to the complicated. The seal ring which rotates with the shaft is called the rotary ring.
Mechanical mechanical seals are rapidlyseal replacing conventional packing on centrifugal pumps. Grundfos has many years of experience with the development, production and use of mechanical shaft seals in pumps, and our solutions in this field are contributing significantly to our leading position within pump technology. Automotive pump seals are the light type mechanical seals which specially design for the automobile motor water pumps. Single seal the horizontal oma model pumps mount a special mechanical seal capable of guaranteeing a high standard of safety to protect against loss of pumped liquid. Mechanical seal pumps best price mechanical seal pumps. The elasticity of the bellows design enables a more robust operation. The term inline seals simply refers to seals that are mounted to a shaft or sleeve but are mounted independently as individual parts. Dec 09, 2015 this video takes the viewer through the process of dismantling a pump, inspecting the real components, fitting the mechanical seal and assembling the pump re. A large selection of single, double and flush mechanical seals are available in a wide range of materials for all major pump manufacturers. Search by the oem part number using the search function at the top of the page or use search by specification. Where do we need seals source mechanical seals try to solve an age old problem of preventing pumped fluid from leaking into the environment. On both of the above setups, the installation of a suitable device is required to seal. If pump is fitted with mechanical seal, the manufacturers instructions are to be carried out. Mechanical seal pumps are centrifugal pumps with mechanical seals to prevent leakage of fluids.
These seals are generally used in sewage applications and waste water pumps. This seal sits on the shaft and is made up of the rotary and stationary parts, and it keeps contaminants out and fluids in. Hayes pump distributes the vast selection of john crane mechanical seals. Aug 19, 2016 introduction this paper discusses some important aspects in detail regarding mechanical seals in hydrocarbon, fertilizers and chemical services.
Oem replacement seals uk seals offers a large range of seal designs for specific pumps and applications across all industries. Find here online price details of companies selling mechanical pump seal. Inline seals are mounted to an existing sleeve or shaft. Our safety stock program ensures that the seal you need is available when you need it. We realize that time is of the essence and rhino pumps works hard to offer the fastest lead times and expert knowledge in mechanical seals and mechanical seal kits. Btfn mechanical seals are also the ideal solution for light chemicals media applications. Savino barbera mechanical seals pompe materiale plastico. Firas alzayadneh 1 ppt course borgwarner mechanical seals prepared by. A wide variety of water pump mechanical seal options are available to.
Between the two faces of the mechanical seal the secondary seals, known as shaft and insert mountings, like orings, wedges and vrings are inserted. Sanitary mechanical pump seals, replacement seals, kits, 3a, fda. With our free email newsletter excellence in practice, you will receive firsthand information about current products, services, references and worthwhile industry insights. This document is intended to clarify what to expect on mechanical seals found in colfax products. Mechanical seals for pumps how mechanical seals work. The chemical industries revolution scenario in india in the early eighties was a time of sharp contrasts. Double mechanical seals mean arduous service, an application where leakage cannot be tolerated. In its simplest form, the mechanical shaft seal consists of two main parts. Any expert knows that the types of advantage it offers. The idea was the same but it didnt solve the purpose as they are not versatile and were not designed to adopt to the situation. Packing although mechanical seals had been around for many decades, by 1955 industry had converted only a small percentage of pumps from packing to mechanical seals. A guide to flowserve seals this catalog will familiarize you with select mechanical. One of the main reasons to switch to mechanical seals is the drastic reduction in leakage, which in the long term, saves maintenance valuable time and money.
The competitive price and the wide range of applications have made the btfn seal a success. Mechanical seals the shaft seals used in rotating machinery such as pumps, hydraulic turbines. Alzayadneh mechanical skills training unit saitd mechanical seals firas alzayadneh 2 mechanical seals firas alzayadneh 3 objective develop the skills and theoretical knowledge required to remove, inspect, troubleshoot, and refit the borgwarner mechanical seal in. Our proven component, gas, cartridge, cassette, split, and mixer seals are specifically designed to simplify installation, improve the reliability, and extend the performance of your fluid handling. Best single source for all makes of mechanical seals. Single spring seals were invented in the 1900s by george cook far before john crane, burgmann, chesterton, borg warner, durametallic, flowserve, pac seal, u. Some of the reasons for the use of mechanical seals are as follows. Mechanical seal leakage in pumps how much, if at all, mechanical seals do, must or must not leak is a controversial subject for which there are few clear answers. The btar owes its success to the wide range of application, the short axial length this allows for more economic pump construction and saves material, and the best qualityprice ratio. In fact, mechanical seal pumps offer optimal performance for higher pressures and more corrosive operation conditions.
How does a mechanical seal work in high pressure pumps. Mechanical seals are devices that seal machines between rotating parts shafts and stationary parts pump housing and are an integral part to the pump. Indepth knowledge of mechanical seals for all pumps. Stationary face the mating ring against which the seal face runs.
Fluid enters a centrifugal pump through the suction nozzle at the center of a rotating impeller. Mechanical seals for pump shafts provide the best possible seal for a rotating shaft. The hardware of the mechanical seals like gland and compression ring, springs, pins, bellows etc. Our proven component, gas, cartridge, cassette, split, and mixer seals are specifically designed to simplify installation, improve the reliability, and extend the performance of your fluid handling equipment. Flowserve will not accept any warranty claims for failures as a result of inadequate storage. Mechanical seals hvac we provide quality, reliable sealing solutions for cooling towers, hot and cold water circulation pumps, booster pumps, boiler feed and fire pumps. This is a major problem in enginemounted water pumps.
Of course the most common mechanical seal is a single spring seal. Leaking causes bearing failure by contaminating the oil with water. All credit goes to our experienced and dedicated team of high professionals. A wide variety of water pump mechanical seal options are available to you, such as rubber, metal, and ptfe. The btfh is a seal for demanding applications where operating con ditions in the pump require machined metal parts for the mechanical seal. Size head ring ring bore code notes pump nameplate data mfg. Mechanical seals mechanical seals for pumps pusher seals. At mesco, we offer a wide range of mechanical seals compatible with a majority of oem brands. These technologically advanced products assist our customers in attaining their goals of increasing reliability and improving process management. Aug 23, 2016 a very good question, if we closely see the parts of a mechanical seal we will find that they are not designed to carry high loads. F151118 standard specification for mechanical seals for shipboard pump applications marine applications mechanical seals split seals tandem seals centrifugal displacement pumps. The seals have widely used in the various automobile water pumps. The pumps are dispatched without oil and the bearing housing must be filled with oil of sae 80 grades to the required height indicator.
Our expert team deals with a large range of selfpriming pumps, highquality centrifugal process pumps, flexible couplings, and spare parts. Mechanical seals for pumps goulds, durco, and more. Mechanical seals technical manual brenner industrial sales. Probably the most widely recognized and also most common mechanical seal used in general service, low pressure applications. Before the advent of mechanical seals, pump users relied primarily on rope or braided style packing to achieve a. If you continue browsing the site, you agree to the use of cookies on this website. Mechanical seals are extremely popular in industrial applications because they quite versatile and can be used for multiple purposes. Read on for a basic understanding of mechanical seals, and how they differ from packing. Flexaseal also offers a full line of replacement mechanical seals for a full array of rotating equipment. This video takes the viewer through the process of dismantling a pump, inspecting the real components, fitting the mechanical seal and assembling the pump ready for operation.
Mechanical seals and more sealing technology by eagleburgmann is used worldwide in oil and gas industries, refineries, the petrochemical, chemical, and pharmaceutical industries, food processing, energy, water, mining, paper, aerospace, and other industries. Fda specified complaint materials are also available for seals commonly used within the food and beverage industry. Mechanical seal types rotary shaft seals uk seals ltd. Pump repair, industrial supply, mechanical seals, pumps. Sep 21, 2015 mechanical seal for pumps slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. An endface mechanical seal, or a mechanical endface seal, also referred to as a mechanical face seal but usually simply as a mechanical seal, is a type of seal utilised in rotating equipment, such as pumps, mixers, blowers, and compressors. Moreover, mishandling of the seal and using the wrong lubricant during the maintenance can also result to the seal failure. On the one hand, there was the great discovery of the will to exert ones resources and abilities, to discover and invent, and substitute imported machinery and industry with indigenous alternatives. Shaft seals combined materials stationary ring ceramicsictc rotary ring carbonsictc secondary seal nbrepdmviton spring and punched parts steel working conditions mediums.
But then how they are surviving in a high pressure pump. For elastomers we offer viton, nitrile, epdm and on special order aflas. Mechanical seal technology and selection eagleburgmann. Apr 14, 2014 where do we need seals source mechanical seals try to solve an age old problem of preventing pumped fluid from leaking into the environment. Standard specification for mechanical seals for shipboard. Need for seals seal is a device for closing a gap or making a joint fluid tight liquid or gas need to minimize leakage to prevent toxic fluids escaping to atmosphere to reduce power loss. Mechanical seals the shaft seals used in rotating machinery such as pumps, hydraulic turbines, agitators and centrifuges play an important role in maintaining the safety and economic efficiency of machinery. The difference between single and double mechanical seals. The seal is produced with punched metal parts that allow an economical design. Our extensive network of resources enables us to locate the right manufacturer and part, every time. Uk seals supply all common industry standard mechanical seal types and dimensional standards. Mechanical seal for largeseries cold water pumps, produced in millions of units per year.
887 295 1156 690 68 1100 167 261 1439 560 67 505 767 875 81 63 518 316 363 557 1351 441 418 1191 1241 636 1090 608 1045 432 170 92 49 398 670 436 1069 272 1079 190 180 894 412 148