Product Description Product DescriptionThis gearbox is designed for plastic extrusion machine. It meet JB/T9040-1999 standard. The gear is made of high-strength alloy steel and hardened by carburizing and quenching. The accuracy of grinding teeth is higher than... Meanwhile, our products are made in accordance to substantial quality requirements, and complying with the intercontinental innovative standard standards. Our products are applied in a lot of fields. At any time-Energy Group CO., LTD. IS Professional IN Generating ALL... EPG has been productively accredited by ISO9002 Top quality Administration Program, ISO9001 Quality Management System, API certification, ISO/TS16949:2002 and ISO10012 measurement management program. our goods are marketing effectively in the American, European, South... We are seeking forward to establishing productive company associations with new clientele all around the entire world in the long term. In addition, all our generation methods are in compliance with ISO9002 specifications. It has proven stable cooperation with a lot... 