The outer of the dunnage bags is made of high intension pp WOVEN, which is tough and strong, it is inner bag is made of layers coextrusion PA film.
The dunnage bag especially designed non- leaking air intake valve, which can endure more than 10tons of pressure, releases air inside the bag fast and easily.
Dunnage bag is easy to use, which is widely used because it may save lots of loading time and reduce transporttaion cost.
The PP woven dunnage bag of SHUANGZHONG have got the certificate of AAR.