SuperUser Account / Friday, March 5, 2021 / Categories: Knives for recycling Knives for grinding plastics Knives for grinding plastics are available in a wide variety of rotor and stator knives for grinding plastic waste materials. These knives are mostly used for plastic recycling or in the production of PE, PP, PET, HD. Knives for grinding plastics are made of tool steels with a high chromium content, which have a high surface hardness, significant robustness and strength as well as very good wear resistance. State-of-the-art computer-controlled milling and grinding machines are used for mechanical processing. High-quality heat treatment is of crucial importance for the production of a quality industrial grinding knife, which is why TRO knives are carefully heat-treated in a computer-controlled vacuum oven. Our knives for grinding plastics are normally made of tool steel no.1.2379 Send an inquiry Send an e-mail 2268 Rate this article: No rating