From the Army Corps of Engineers – Lignum Vitae Bearings. Read More, The USACE approached Lignum Vitae North America (Lignum Vitae Reviews . C $261.91. Lignum Vitae Water Lubricated Hydro Bearing This video shows the production of a shell bearing made of Genuine Lignum Vitae. Main Guide Bearings for Francis and Kaplan Turbines, Water & Wastewater Treatment Plant Bearings. Home; Portfolio IMAGE 1: Horizontal lignum vitae bearings for a 2,000 hp water supply (Images courtesy of Lignum Vitae) Friction 1 Jamaica Lignum Vitae Iron Wood Plank Size 12 X 4 ... New Listing antique mortar pestle 18th c lignum vitae thick heavy 6.5 lbs 7" tall 6.75 dia. Known for its extreme durability and longevity in the hydro industry, Lignum Vitae bearings create zero pollution and are key to anyone wanting a clean renewable environmentally superior bearing. experienced repeated failures over a similar time-frame. View our certificate and informational PDFS: Certificate C0251075 PDF 2015 Lignum Vitae Water and Wastewater Bearings PDF Benefits of our Bearing: – The Only Renewable Industrial Bearing – NSF/ ANSI 61 Certified –Drinking Water System Components […] After 74 years of wear the rudder clearance exceeded standards Email:  bshortridge@lignum-vitae.com. Lignum Vitae North America, LLC. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Lignum vitae holds the highest environmental ranking for NSF/ANSI 61: Drinking Water System Components – for water treatment plants. In addition to being strong, hard, heavy, dense, water- and salt-water-resistant, Lignum Vitae contains natural oils that make the bearings self-lubricating. As a global supplier, Lignum Vitae collaborates with customers to provide bearing and seal solutions that are EPA compliant, ABS, DNV-GL, and NSF61 approved. C $65.33. Lignum vitae marine bearing . However, because sea water naturally lubricates the wood, lignum vitae was adopted as the material for silent-running propeller shaft bearings in submarines and has only recently been displaced by space-age substances. In 1914, an eight-unit hydroelectric plant in the southwest U.S. began operating using lignum vitae bearings. N.A.) Last month, Lignum Vitae N.A. We welcome the opportunity to answer any questions that you may have about our products. There are no reviews yet. to address an ongoing Besides density, lignum vitae has other characteristics that made it ideal for use as bearings for those high speed turbines. All real lignum vitae has a botanical name that starts with "Guaiacum". Company Description by Lignum-Vitae North America LLC. and needed to be replaced. However, the hydro plant manager got to the point, in about 1985, where he could not find the material anywhere, and he was told it would not be available in the future. When you add all of the maintenance cost, risk of oil spills and adjustments of other bearings, Lignum Vitae is the best answer to maximize your uptime and keep your assets running. Brand New. Lignum Vitae North America, LLC. problem: repeated premature failure of resin-composite style seals What we sell is accurately named. 0 bids. As a global supplier, Lignum Vitae collaborates with customers to provide bearing and seal solutions that are EPA compliant, ABS, DNV-GL, and NSF61 approved. Get the best deals for lignum vitae wood at eBay.com. smoothly. Read More, The Mechanicville plant team worked to research original design issues, compared to newer, composite material bearings that "The Natural Bearing Choice for Over 130 Years". Read More. “The original hydro turbine bearings made of Lignum Vitae, lasted from 1934 to 2001. As the only renewable industrial, self-lubricating bearing, it has a long history of solving vibration and reliability issues in poor water conditions. Making history for 165 years in the fastest, most powerful ships and submarines in maritime history while eliminating current EPA compliance issues. Lignum Vitae bearings are adjustable in place, water lubricated, non-conductive, and remove thrust at source, which help reduce forces downline. for a solution capable of withstanding the extreme conditions of To date the solution is performing perfectly – no It was the bearing of choice for the icebreakers Polar Star and Polar Sea . Here are key considerations to keep in mind when deciding the type of bearing to use. **Despite the great color differences shown in the samples above, both woods have virtually the same color range, and could easily be confused with one another. Over the years, operating experience at the plant showed that lignum vitae in the bottom guide bearing of a unit lasted about 20 years. It is also the national tree of the Baha is the industry-leading source of water-lubricated bearing solutions for the hydro and marine market worldwide. From Jamaica. The Mechanicville plant team worked to research original design tolerances, dimensions and alignment, and found that bearings engineered with lignum vitae performed for 50 years without issues, compared to newer, composite material bearings that experienced repeated failures over a similar time-frame. The wood was once very important for applications requiring a material with its extraordinary combination of strength, toughness, and density. It polishes steel which makes it ideal for industrial manufacturing. Lignum vitae is a trade wood, also called guayacan or guaiacum,[1] and in parts of Europe known as pockholz, from trees of the genus Guaiacum. Below are two case-study manufacturing problems solved through Lignum-Vitae bearings: The Problem: When manufacturing a crankshaft you need to do precise finish work and […] As a global supplier, Lignum Vitae collaborates with customers to provide bearing and seal solutions that are EPA compliant, ABS, DNV-GL, and NSF61 approved. Lignum Vitae offers bearing, seal and wear pad products in a wide variety of applications such as; Hydro, Marine, Water Treatment, Wastewater Treatment , Manufacturing, and Industry. Manufacturing. If you continue to use this site we will assume that you are happy with it. Lignum Vitae is Leading the way back to Water-Lubricated Bearings in […] Lignum Vitae offers a truly green solution for solving the reliability and longevity issues facing today’s hydro market. Be the first to review “Lignum Vitae” Cancel reply. Its durability in submerged or ground-contact applications is also exceptional. Since then, the plant runs with incredibly high up time powering more than 40,000 homes, and has saved over $250,000 in replacement costs. Read More. STAVE BEARINGS Stave Bearings made of Lignum Vitae are a true water/self-lubricated bearing that saves Hydro Power Plants millions in costly maintenance labor. Whether the bearings are metal, polymer/plastic or a natural material, they should run smoothly and avoid maintenance between planned outages. is the exclusive global supplier of premium lignum vitae bearings and seals for the hydro-electric and … 1 Jamaica Lignum Vitae Iron Wood Plank Size 12 X 4 X 1 in Turning Bearing. The first nuclear submarine, the Nautilus , used lignum vitae in its shaft strut bearings. Read More, The First and Most Reliable Water Lubricated Bearing. A cube that is 12 inches square weighs between 25 and 30 pounds. broke ground on its new research, engineering and production facility for water lubricated bearings made with lignum vitae hardwood material. 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