How much of an impact does the web tension of a wrapping machine have?
Release time:
2020-04-14
When a wrapping machine performs stretch wrapping, the film's tension must generally be set in advance. The wrapping machine then wraps the goods according to this tension value.
Wrapping machineWhen carrying out stretch wrapping, the film's tension value must generally be set in advance. The wrapping machine then wraps the goods according to this film tension value.
Generally, there is a knob on the top of a wrapping machine, used to adjust the sliding friction of the film-feeding glue stick on the wrapping machine's film wall. To adjust the film tension of the wrapping machine, there is a tension adjustment knob on the control panel. Turning it clockwise increases the tension value and the film's stretch level; conversely, it decreases. The tension is adjusted by adjusting the speed of the wrapping machine's output motor, thus adjusting the differential speed with the turntable speed. The stretch wrapping machine adjusts the tension by adjusting the friction resistance of the stretching glue stick; it does not have a tension adjustment button. Pre-stretch wrapping machines should be adjusted in conjunction with the turntable speed, while resistance-stretch machines do not need to be.
When adjusting the film tension of the wrapping machine, the film's stretch ratio can be increased, which helps reduce costs. However, excessive tension can damage the film, affecting the packaging effect. If the goods or pallets are finished and the film breaks, adjustments are necessary.
A wrapping machine is a device that wraps stretch film around goods. These machines are generally divided into resistance-stretch and pre-stretch types, but regardless of the stretching method, the stretch film exerts tensile force on the goods when wrapped. Some customers worry that this tensile force will damage the goods. Let's analyze this issue below.
If the object is relatively light, the stretch film will indeed pull and move the goods during packaging. To avoid damage, pressure-top equipment is needed, or the film should not be pulled too tight. If it's too loose, the effect will not be good, and packaging costs will be wasted.
Therefore, the tensile force of wrapping machine packaging does affect the goods, but this effect is both positive and negative, and the results are adjustable. Therefore, customers do not need to worry about this aspect when purchasing wrapping machines.
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Diaozhen Small and Medium-sized Enterprise Pioneer Park, Zhangqiu District, Jinan City, Shandong Province
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