Pit & Quarry, December 2018
CUTTING EDGE SPLIT BEARING UNITS FOR HARD TO SERVICE BEARINGS The TIMKEN CO S new brand line of split cylindrical roller bearing housed units are designed to reduce maintenance time and costs where bearings are mounted in hard to access locations The split bearing unit solution features removable support caps and housing halves to simplify component inspections or reduce time needed to replace bearings According to the company all Timken split cylindrical roller bearing housed units feature a Timken split cylindrical roller bearing unit with machined brass cages and a single piece cage clip designed for accurate alignment and fitting The complete line ranges from 1 7 16 in to 24 in www timken com CYCLONES FOR DUST COLLECTION PARTICLE CLASSIFICATION AND MATERIAL RECOVERY VAN TONGEREN AMERICAS line of industrial cyclone separation systems process aggregate and a variety of other particulates Specified to separate dry particles from a stream of air or another gas and remove momentum the systems are custom engineered for dust collection particle classification and material recovery to achieve maximum collection efficiency based on the desired cut point material load airstream velocity and other factors the company says According to Van Tongeren the cyclones are ideal for installation downstream from dryers coolers boilers combustors pneumatic conveyors and other dry processing equipment processing aggregate and more The cyclones are designed with no moving parts for low maintenance and may be manufactured with a range of linings for long term protection the company adds www van tongeren com MID SIZE LOADER UPDATES DELIVER UP TO 25 PERCENT GREATER FUEL EFFICIENCY VOLVO CONSTRUCTION EQUIPMENT Volvo CE expanded its H Series 20 updates to the L60H and L70H wheel loaders The updates include enhanced productivity features such as higher tipping loads and a new loader arm design as well as improved fuel efficiency The L90H wheel loader joins the L60H and L70H in improved fuel efficiency as all three mid sized machines boast up to 25 percent greater fuel efficiency than their predecessors according to the company Additional fuel saving features include a smart control function to ensure correct torque in all situations a smooth control function to help operators maintain a steady throttle position a rim pull control function to reduce wheel spin and slippage and a lock up torque converter an option on the L70H and L90H to lower rpm and increase speed Other key features of the H Series 20 loaders include a slideable cooler to more easily remove dirt and debris a 50 percent larger cooling area a 3 in higher dump height on the L90H electro servo hydraulic controls improved serviceability and a delayed engine shutdown option www volvoce com 52 PIT QUARRY December 2018 pitandquarry com CLOCKWISE FROM TOP RIGHT TIMKEN VOLVO CE VAN TONGEREN
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