Mesh bags are mainly made of polyethylene and polypropylene, which are extruded and stretched into flat silk and then woven. This kind of bag can be used to pack vegetables, fruits and other things, but watercress is not suitable for packing hard block materials.
Relevant regulations regulate the product classification, technical requirements, inspection methods, inspection rules and marking, packaging, transportation and storage of plastic mesh bags. The standard is applicable to mesh bags made of polypropylene or polyethylene, which are woven after extrusion and stretching into flat silk. According to the weaving method, it is divided into two categories: flat weaving, weaving, mesh bag and light bag. According to the longitude and latitude density, flat mesh bags can be divided into large mesh, medium mesh and desire, and light mesh bags can be divided into large mesh and small mesh according to the longitude and latitude density.
Measure with eyes under natural light, and use the strong one to accurately measure the edge width of the folding (bag) to 0.1cm. If any one listed is unqualified, the sample will be unqualified. If the number of nonconforming products exceeds 10% of the number of samples, a second sample shall be taken to recheck the nonconformity. If it still exceeds 10%, the deployment is unqualified. If the supplier and the demander have any objection to the product quality, they can conduct arbitration inspection according to this standard.China Vegetable Mesh Bag
website:http://www.sanchaomeshbag.com/vegetable-mesh-bag/