The Litzler PLAS-VAC Vacuum Extractor, or DeWebber, was developed with extensive research and customer input and uses the latest technology in both construction and control. The system plays a critical role in adhesion and product quality.
The PLAS-VAC includes a vacuum head, primary settling box, secondary settling box, bag filter and fan. For easy cleaning, the vacuum head and primary settling box are made of the same high-molecular-weight polymer as Litzler Dip Tanks. Vacuum pressure for each product is controlled via LMMI using inverter AC variable speed drives with feedback pressure sensors.
The Litzler PLAS-VAC also features SLOT-CLEAN, a continuous automatic slot-cleaning device:
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Easy-to-remove, track-mounted heads with a repeatable positioning system
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A precision-machined, nozzle slot ensures accurate suction velocity
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A high static pressure blower with an AC inverter drive motor to suit all parameters
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Primary polymer setting box for fast, efficient separation
MM (Match Machined) Tension Stands
Litzler MM Tension Stands convey the tire cord through the treating system and allow separate tensions in the process zones. Matched machining ensures perfect alignment of rolls, bearings and gears. All bearings are lubed for life. Each tension stand includes an automatic oil pumping lubrication system for the gears.
Engineers use computer programs to select the proper number and size of tension stand rolls and bearings.
To ensure critical alignments and reduce field installation time and cost, Litzler MM tension stands are fully factory assembled, tested and certified to exacting standards.
Perfect-Wind Surface Winders
The Litzler PERFECT-WIND Surface Winder, which produces rolls up to 2000 mm in diameter, maintains accurate end count from beginning to end of the wound package and ensures a finished package with straight edges.
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Litzler's patented, three-finger spreader -- the Rolliner -- spreads treated tire cord and orients selvages prior to winding
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An electronic loadcell precisely measures compaction force to accurately control package hardness. This assures square sided package within a guaranteed tolerance +/- 2mm layer to layer
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Easy-to-use touch screen controls, ergonomic design and a smooth ejection system allow for quick and easy roll doffs.
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The Litzler Perfect-Cut motorized cutoff can be installed at the winding table.