Process:Rotational molding. Material: LLDPE Plastic Feature:Waterproof, Dustproof, Corrosion resistance, and Shocks absorption ... better durability, less cost²Suitable for air-dropping, maritime transport, shipment under extreme weather conditionsADVANTAGES1. Interior buffer layer Interior ... , pressure drop, flooding , etc) are beyond the ordinary transport limit. It applies in the air , sea , high and ...