wet screening

wet screening, wet sieving

Screening to remove from fresh concrete, in the plastic state, all aggregate particles larger than a certain size.
References in periodicals archive ?
Ideal for dry or wet screening, Carrier's vibratory screeners can handle up to 1,500 tph, with many deck design options that deliver maximum efficiency.
Adapted to applications in both dry and wet screening situations across a wide range of materials, the new CDE Infinity technology will also be of particular interest to operators looking for sturdier and more economical vibrating screens, said the company.
Designed to process limestone using salt water for wet screening, the unit weighs some 17 metric tons (mt), and measures 8 m long, 3 m wide and 3.
Under the deal, CSI will design and construct a plant capable of crushing, wet screening and beneficiating 25 million tonnes per annum (wet feed) of iron ore.
The flowsheet for Equatorial's proposed Processing Plant for Mayoko-Moussondji is designed to treat the hematite mineralisation types and employs a typical Pilbara de-sanding circuit comprising scrubbing, wet screening and then two stages of gravity separation using an upcurrent classifier and a Wilfley Table to simulate spirals.
Tests by Oretest on a 4 t bulk sample suggest that the coarse limestone waste fraction of the coquina can be readily separated from the vanadium-bearing fine clays by simple wet screening and passing through hydrocyclones.
The crushed material then passes through the Tyler wet screening machine, pushing particles through a 30" centrifuge, a continuous slurry feed concentrator that "batches" the concentrate during the run process.
All screens within the new Infiinity range are available for application in both dry and wet screening situations across a wide range of materials including aggregates, construction and demolition waste, top soil, coal, iron ore and other mineral ores.
The facility has been set up for weighing, washing, wet screening, drying, crushing, splitting and blending of specially prepared bulk samples to be sent to commercial laboratories for flotation tests.
Panels are available in dual hardness of 60/85 ShA for increased wear-life in dry screening applications, or in stan dard single hardness of 85 ShA for wet screening, with a hardness range of 60-90 ShA available.
Each is composed of two NICO apron feeders onto a reclaim conveyor, which proceeds through a wet screening plant and into the millsite crusher building.
The test demonstrates that significant upgrading in manganese can be achieved through wet screening with silica and aluminium preferentially reporting to the fines (-0.