Aquamator
Aquamator
Hersteller: GfA
Type: ASE6/1600/280
Feed capacity sand-water mixture max (m³/h): 220
Feed capacity solid(tph): approx. 80 - 110
Drive rating (kw): 5.5
Vibrator (kw): 2x0.65
Dimensions length (mm): 8425
Dimensions width (mm): 2810
Dimensions height (mm): 2690
Weight (kg): 1000
Year of construction: 1990
On the Hydrobelt separator, contaminated sand is washed and freed of components of lower specific weight (e.g. wood, coal or other contaminants).
Moreover, this process enables a specified separation of fine sand for producing sand conforming to standards. In addition, the Hydrobelt separator ASE is equipped with a dewatering device which dewaters the sand product to obtain a conveyable product.
Design and operation
Also in these types of the GFT-Aquamator, the washing process takes place in a wash and separating bed formed by an endless belt of transverse stability with built-up vulcanised corrugated edges at both sides. The trough-shaped cross section can be varied according to task by means of adjustable idlers. Against the direction of movement of the belt conveyor, the sand-water mixture is fed into the washing/separating bed via a flushing chute.
Sizing and sorting with one machine
The sizing effect is based on the selective effect of sedimentation. Due to its high settling velocity, the coarse fraction moves downwards on the belt and is discharged continuously from the separating zone against the direction of flow. Water which is liberated floss back into the washing bed at a lower level. Product is discharged over the variable speed drive drum equipped with a belt plough. The fines still dispersed in the liquid, owing to the low settling velocity, flow against the direction of the belt conveyor over the tension drum into the tub located below. The Hydrobelt separator is pivoted at the product discharge side. An electric fast-vertical adjustment enables a variable adjustment according to the different feed materials in order to obtain quality sand. Depending on the respective adjustment of flow velocity, the residence time of the individual particle in the suspension can be varied and the cut point can thus be changed. Simultaneously, the sizing process is superimposed by a dense-medium separation, in which the sand content as well as fines content act as medium solids. Components of lower specific weight suspended or floating in the suspension, are also discharged together with the wash water.
Special features of Type AS
• Shorter axial distance, flatter discharge angle
• Additional water flush pipe with flat-profile spray nozzles for effective washing out sand still adhering on the corrugated belt edges
• The product sand is dewatered to an optimum content on a downline screen
• A fine sand recovery is recommended, to prevent slotted-hole screen losses
Special features of Type ASE
• Longer axial distance, more acute discharge angle
• Vibration plate located underneath the ascending conveyor belt compresses the sand
• A downline heavy compression roll compacts the sand cake
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