Hewitt Robins was awarded the contract to supply six washing screens to the world’s number one manganese ore mine.
Manufactured to the highest standards, these screens were meticulously designed and built in 2022, adhering to the ISO9001 quality standard. They underwent rigorous testing at Hewitt Robins headquarters to ensure exceptional performance.
Following successful testing, the screens were dispatched to the client’s site. These six screens are installed over three production lines and have a combined processing capacity of approximately 900 tons per hour and will be washing the manganese ore to give a plus 8mm product, 2-8mm product, 1-2mm product and -1mm material.
The three primary screens are fed by wash barrels and the screens are 3m wide x 6.5m long, double deck screens. They are screening at 8mm top deck and 2mm bottom deck. The -2mm washed manganese ore and water will then feed onto three secondary screens which are 3.0m wide x 7.2m long single deck screens. The secondary screens are all screening and washing the material at 1mm.
Each machine is installed with cardan shaft drives and at the heart of every screen is a 2QV14 state-of-the-art pod type vibrator unit. vibrator unit. The 2QV14 unit is a self-synchronised unit which is simple for maintenance and with no timing gears or heavy eccentric shafts or motor beams.
Each machine came complete with polyurethane liners, support springs, 2 x 30kw drive motors, rubber crossmember protection, polyurethane screening media and a complete spray bar washing assembly. These additions are designed to maximise efficiency, longevity, and ease of operation.
The machines are now successfully commissioned and are fully operational.
Hewitt Robins is a World leader in the design, manufacture and supply of specialist Vibrating Screens and Vibrating Equipment for the mining, quarrying, recycling, foundry, steel, and bulk material sectors. The Hewitt Robins product range includes all types of Vibrating Screens, Feeders, Grizzlies and Foundry Equipment, all of which are designed for the specific application, ensuring long life, low maintenance and, therefore, the lowest possible total cost of ownership.
For more information about Hewitt Robins International, please visit www.hewittrobins.com or contact +44 1530 272799 or email sales@hr-int.co.uk
