Polypropylene Camlock couplings are made from glass reinforced polypropylene with stainless steel arms, rings and pins. They have a maximum working pressure of 6.4. They provide a lightweight and straight through connection for light and medium duty applications. PP camlock couplings can be used with pipe, hose, tubing and tanks. They are suitable for liquids, powders and granules such as chemicals, cosmetics, food and drink.