Category: All
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Straddle Mount Front Idler Design | Patent Pending
L&H Industrial recently submitted a new innovative design for the 2nd generation Straddle Mount Front Idler for electric rope shovels. This second generation straddle mount design has now accomplished the goal of removing the inner thrust plates and moving all the thrust surfaces outside the crawler frames. It accomplishes this by utilizing a key to…
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Equalizer Lug Bushing Test
L&H has historically used a heavy-duty bushing throughout their undercarriage systems with great success and extended life in excess of 30% more than the industry standard. L&H engineers explored using the heavy-duty bushing in alternative components and assemblies and recently tested the bushings in an equalizer lug on a 74yd dipper. These bushings were running…
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Make it Count
A Canadian mine’s 2570W dragline was in need of repairs to the hoist machinery and structures. The machine’s components had reached life expectancy and needed to be replaced. General maintenance throughout the mechanical assemblies was required from replacing boom lacing and point sheaves to repairing cracks and re-machining. When the mine selected L&H Industrial for…
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Maintenance Fixtures | Increasing Safety
Just as L&H focuses on safety internally, we are focused on doing the same for our customers. We know increasing safety and efficiency is important to machine maintenance and crucial our customers’ operations. L&H engineers have focused on these industry needs and designed fixtures to simplify many common maintenance hassles. These safety derived fixtures create…
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New shaft design reduces maintenance downtime for Apron Feeder in Arizona
When a customer in Arizona came to L&H to help solve failure problems with their apron feeder in their processing operations; L&H engineers knew they could design a solution for them that reduced both maintenance and downtime. The current piece of equipment was failing up to three times per year and was designed with timed…
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Setting the standard
When L&H designed, engineered, and manufactured the first L&H upgraded undercarriage, our goal was to provide our customers with an assembly that would perform better and last significantly longer than industry standards, dramatically decreasing their machine downtime, as well as the total cost of ownership of their system. Now, with undercarriages operating across the globe,…
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Complete gear solutions
Large gearing has become one of L&H’s core competencies over the years and can now manufacture gears up to 6 meters in diameter with AGMA 12+ surface quality. Engineers use upgraded materials and maintenance focused designs that extend life and reduce maintenance and field technicians install the assemblies in the field; providing a whole solution…
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Expanded hollowbore operations
From threading new pipe to rebuilding drill steel; L&H Industrial’s hollowbore facility services truckloads of pipe that is dropped off each day. The facility holds welding and machining operations for pipe services and also houses a new state of the art CNC machine. As the hollowbore operations have become busier than ever in the past…
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From components to new machines | Your LeTourneau fleet is covered
From shovels to draglines and now support equipment; L&H Industrial’s parts and services span all your mining machinery. With a concentration on LeTourneau loaders in recent years; L&H now offers manufacturing and repair, engineering and design and field services across all LeTourneau machine models. Continuing our dedication and commitment to our roots of “building it…
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Dragline Maintenance on a Large Scale
Draglines are some of the biggest machines on earth. Weighting up to 13,000 tons these massive machines are a key part of the strip mining process. Capable of removing extreme amounts of overburden in just minutes, draglines are gigantic pieces of equipment in a league of their own. Maintaining these colossal machines requires knowledge, safety…