Due to the rapid economic development, there are more and more people choice take-away meals, and therefore the demand for disposable tableware is also growing. Generally, the material of disposable knife, fork, spoon is PP and PS. Because of the different material, the choice of mold steel will be different. Most of the steel of disposable knife, fork and spoon is made of quenched grade steel, such as H13, S136, 2344, 2316, etc.