They showed virtually no wear on the id, lubrication grooves, and shafting after 2 minutes of dry running. Thordon bearings to supply the most luxious cruise ship ever built pdf, 58. The category of materials used in waterlubricated bearings was briefly outlined and tribological characteristics of most of the materials were compared in the paper. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Thordon guarantees that sxl rudder bearings will meet classification society wear specifications for 15 years in all newbuild projects, or twice the life of the replaced nonthordon bearing to a maximum of 10 years for repairs, or a new bearing will be supplied, free of charge. Coppedge marine is an exclusive, factory trained sales representative and stocking distributor for thordon bearings, inc. Fathom, the organiser of the prestigious ship efficiency awards 2015, has announced that thordon bearings compac seawater lubricated shaft bearing system has been nominated for the environmental technology award at this years event, which will take place during london international shipping week. When used on ships, the bearing is designed to run immersed in water, allowing its use outboard of the stern gland or stuffing box. Thordon solves uscg stern tube problem with a solution for the future pdf, 195. Thordon bearings provides new lease on life for fortum hydropower plants pdf, 151. This intuitive, versatile, multilingual tool enables you to easily convert pdf file of any type into editable formats with the original layout and formatting retained. Thordon compac bearings are available in either full form tubes or split carrier configuration depending on the design requirements.
The bearing is suitable for slow speeds and high loads. Thordon sxl bearing easily replaced or inspected using tapered keyset. Thordon industrial pump bearings thordon australia. With installations ranging from micro turbines to units with its main shaft up to 3. When specifying operating mechanism bearings, water lubricated turbine main shaft guide bearings and pump bearings. It also allows you to calculate the allowances for axial water swell and thermal expansion if applicable. Naval forces using thordon seawater lubricated propeller shaft bearings pdf, 1. Thordon produces several water or medium lubricated bearing grades which offer specific operating advantages in any pump bearing application.
Thordon xl our traditional standard propeller shaft bearing grade, thordon xl is a general purpose bearing offering superior performance compared to other bearings commonly used in propeller shaft. Osage takes towboat delivery from master marine, eu shipyards specify greasefree bearing system, polymer pioneer receives engineerings. Esi alphatec is the official dealer for western australia for thordon bearings. Each bearing listing includes the appropriate dimensions.
Asap purchasing is worldwide supplier of thordon bearings inc dba thorflex nsn parts. We provide engineered solutions and offer worldwide technical support through an extensive distribution and service network. With over 40 years experience supplying nonmetallic bearings to many different industries, thordon bearings designs and manufactures a complete range of high performance, environmentally friendly journal bearing solutions for water pump, hydroturbine. Characteristics and outline of waterlubricated thordon. With vesconites low wear, selflubrication, and easy installation, its the ideal material for this application. Marine bearings in river water, which tends to have significant suspended debris and sand, rudder bearings can be susceptible to rapid wear. Bearings in this catalog are arranged by bearing type, with a size andor numerical listing. Thordon bearings sizing calculation program allows you to calculate the maximum and minimum operating temperature for the final bearing size to be machined. Thordon bearings jacksonvillebased distributor coppedge marine has secured an order with tropical shipping for the compac seawater lubricated propeller shaft bearing system. Reducing maintenance with water lubricated turbine guide. Air bearing application and design guide new way air bearings technical support. Better than metal the simplicity and durability of our polymer bearing designs and systems provide a superior alternative to oil or grease lubricated metal bearings. Thordon bearings inc dba thorflex nsn parts supplier. Table of contents download guide pdf hanger bearing styles style 216 hanger bearing style 226 hanger bearing style b hanger bearing hanger bearings provide a bearing surface to support a screw section when multiple screw sections are used in a screw conveyor.
Hanger bearings are journal or plain type bearings. Bearings catalogs and cad drawings services nsk global. Installing compac propeller shaft bearings for canadian navy halifax class frigates and aor duration. If emptied, weight loss values would clearly increase 1%. Thordons research and development in polymers have resulted in the introduction of hpsxl traxl, a high pressure elastomeric product polymerised. Thordon bearings designs and manufactures a complete range of high performance, environmentally friendly journal bearing and seal solutions for marine, pump, hydroturbine, offshore oil and other industrial markets. The list of files will help you to know every detail of your pdf documents like. Thordon bearing solutions have proven their value and performance in many industrial applications over the years.
Tidal energy network seawater lubricated bearing solution pdf, 170. It is a variant of the stave bearing when you replace a drive shaft on your boat, it is also a good idea to replace the cutlass bearing where the drive shaft exits. The defects of the traditional waterlubricated bearing materials were. We stock raw materials in various od id combinations and lengths up to mm. If the specific bearing type is not known, reference the index in the back of the guide for the page number where the bearing is listed. The simplicity and durability of our polymer bearing designs and systems provide a superior alternative to oil or grease lubricated metal bearings. Thordon bearings designs and manufactures a complete range of high performance, nonmetallic journal bearing solutions for marine, pump, hydroturbine, offshore oil and other industrial markets. However, you can change your browser cookie setting at any time. Thordon bearings and drydocks worlddubai ddwd signed an agreement under which the uaebased shipyard will work together with thordon bearings inc. How a thordon compac stern tube bearing works youtube. Thordon has developed a range of proprietary polymer journal bearing solutions for different applications and operating environments.
The all combined stiffness of water film and bearing material is usually higher than that of the supporting structure of the bearing housing. Axialradial bearings axial angular contact ball bearings axialradial bearings axialradial bearings yrt, yrtc and yrts have an axial and a radial component. Axialradial bearings axial angular contact ball bearings. The compac systems destined for two 300teu environmentallycompliant box ships under construction in china, at the guangzhou huangpu wenchong shipyard, will represent a first. Utilizing thordon, a unique polymer alloy as the bearing wear surface, thordon bearing systems offer exceptional life and performance. This is ideal in situations where high design load, point load or abrasive particles occur. We use cookies to ensure that we give you the best experience on our websites and web applications. Thordon bearings inc dba thorflex nsn parts tg141953, tg14262, f156650234, tbf778952119, f546175006. Thordon bearings arrive quickly, fit right and last. Thordon bearings marine bearings thordon bearings, a pioneer in the development of pollution free bearing designs, offers. Thordon is a new liner material used widely in waterlubricated bearings in virtue of its shockproof characteristic, high load and wear resistance.
Extensive distribution network thordon bearings has an extensive distribution network to supply our global customers. Thordon industrial plain journal bearings and wear pads have been successfully installed in a range of industries and applications including. A brief animation of how seawater lubricated compac propeller shaft bearings function. Online bearing store offers variety of bearings and related products with an easy and friendly web store to help you locate and buy bearings you need. More than 70 distributors in 100 countries carry extensive inventories of thordons common bearing sizes which are backed by large regional and head office inventories. Water lubricated stern tube bearings are often used on modern ships. With no minimum to order bearings, any bearing listed in the online store such as ball bearings, roller bearings, linear bearings, insert bearings, mounted housing bearings, double row ball bearing, agricultural bearings, ac. Stave bearings have long been associated with ships and their propeller shafts. Thordon bearings is a family business started in 1911 with factories in canada and poland. Thordon designs and manufactures a complete line of grease and oilfree vertical pump bearings. Our territory consists of florida, georgia, alabama, south carolina and the bahamas for marine applications.
This procedure is suitable for bearings made of hard elastomers. We offer quick deliveries, technical support and analysis with each application. The axial component comprises an axial needle roller or cylindrical roller and cage assembly, an outer ring, lsection ring and shaft locating washer and is axially preloaded after fitting. Thordon bearings are lubricated with water or operate dry so you eliminate the costs of purchasing, storing and disposing of oil, grease and eals. Industryuptime is proud to offer thordon bearings for your industrial pump and commercial and military marine applications. Thordon bearings propeller shaft bearing system bearing tips.
Thordon is the proven choice for value and performance for both. Thordons research and development in polymers have resulted in the introduction of hpsxl traxl, a high pressure elastomeric product polymerised in a metal housing. By continuing without changing your browser settings, we assume you give your consent to receive cookies. Thordon bearings converts ships to seawater lubricated.
15 314 1528 368 376 1200 1414 109 989 53 404 426 558 617 1384 1175 500 1485 584 93 1436 311 494 1048 1449 467 1135 208 908 924