The stretch wrap packaging machine is divided into two types: post-stretch models and pre-stretch models. Post-stretch completes stretching between the loads and the stretch film. This method has a low stretch ratio (about 15%~20%). If the stretch ratio exceeds 55%~60%,
New cylinder stretch wrapping machine for rolls
The cylinder stretch wrapping machine is one of the wrap packaging machines. Its turntable adopts a cylindrical structure, and there are two power support rollers on it. The cylinder stretch wrapping machine drives the overall rotation of the rolls through
Perfect bundling machine for steel pipes
In order to improve the corrosion resistance of steel pipes, it is necessary to coat a layer of coating with corrosion resistance on the outer surface of steel pipes; Therefore, it is necessary to wrap a layer of packing tape
More we need to know about stretch film
Stretch film also known as stretch wrap first was made with PVC as the base material and DOA as the plasticizer for self-adhesive function. Due to environmental protection issues, high cost (relative to PE, relatively large proportion, small unit packaging