Polypropylene high-strength yarn can be used for manhole cover anti-falling net!

In recent years, the news has often reported that the wellhead is swallowing people, especially when there is heavy rain. Many provinces and cities have now installed anti-falling nets at the local wellheads, so that even if heavy rain flushes the manhole cover away, there will be no tragic incidents of passersby falling into the well.

So many people have to ask, what is the fall arrest net? Can a small net really protect our personal safety? Then the editor will give you a popular science cafe ~~

The manhole cover anti-falling net is made of polypropylene high-strength yarn or polyethylene wire, and the middle is connected with the galvanized plastic-coated iron ring to the net. Function to prevent casualties from falling into it. It is made of high-quality nylon rope. The breaking force of a single rope can reach 650 kg, the mesh is fine and even, and the rope knot does not move back and forth. Even if the child falls, it can ensure safety.

In addition to being used in anti-falling nets, what are the purposes of polypropylene high-strength yarns?

Polypropylene high-strength yarn has good high-strength, anti-aging and abrasion resistance, acid and alkali resistance and other advantages, and its light weight is relatively large, and is widely used in woven geotextiles, packaging bags and fire hoses and safety belts In other fields, it can completely replace polyester's new chemical fiber materials.

In addition, polypropylene high-strength yarn is widely used in metallurgy, chemical industry, light industry, environmental protection and food industries. It has good non-absorbent and stable performance.