Page 44 - February-March-2018

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YarnMaster® ZENIT+

A must-have for Spinning Mills

The new offcolor feature for detection smallest shade

O color-fabric

magnitude of the variation, the final quality might be headquarter in Wetzikon, Switzerland, the
so poor, that the fabric cannot be used at all. Even
small variations in the shade of the yarn, which can- YarnMaster ZENIT+ with the new optional OffColor
not be detected by the human eye when looking at feature was able to detect even the smallest shade
the bobbin, can result in poor quality. Complaints variations very reliably. All other functions of the yarn
about yarn quality can be expensive for the spinning clearer have been disabled during the tests. This is
mill. To guarantee high quality even in this difficult the ultimate proof that the new functionality works
field Loepfe now offers a new optional feature in the properly. The new feature does not depend on the
yarn clearer YarnMaster ZENIT+. The OffColor color of the yarn. In addition to the tests conducted
at Loepfe`s headquarter some clients have already
detec- tion is able to detect and eliminate very small tested the new functionality during normal operation
color and shade variations in the yarn during the in the spinning mill. These clients confirm, that the
winding process. The new feature uses the OffColor feature works absolutely reliably and clear
F-Sensor, which is already integrated in the yarns of wrong colors or shades during the winding
YarnMaster ZENIT+. Therefore spinning mills, which process. Between 10 % and 15 % of the spinning
already use the yarn clearer for quality control mills actually produce colored yarns or mélange
during winding, can update their devices with this yarns. “The new YarnMaster ZENIT+with the
new functionality. OffColor feature is an absolute must for spinning
O color-bobbins mills, which are aiming for constantly high quality in
The new OffColor detection has been extensively the production of mélange yarns or colored yarns”,
Mélange yarns and color-effect yarns are a growing the yarns may result in poor quality of the fabric tested with a large number of bobbins with mélange says Gianni Heusser, product manager at Loepfe.
trend in the garment industry. In order to have an after knitting or weaving. Another common reason yarn. The bobbins, which have been made available
optimum mélange yarn, the fibers have to be mixed for poor quality can arise during the winding by a customer, had the same color, but small shade The new feature makes the YarnMaster ZENIT+yarn
carefully in the right proportions at the beginning of process, where bobbins with similar looking color or variations as the black portion of the mélange yarn clearer even more versatile. It is able to ensure high
the spinning process. shades are accidentally mixed up. Shade variations varied slightly from dark to light grey. During the test quality output at a spinning mill, by eliminating all
may be visible as disturbing stripes in the final runs, which have been conducted at Loepfe`s yarn faults during the winding process.
Even small shade variations or color deviations of product. Depending on the fabric and on the

February/March 2018 February/March 2018