Extruder Barrel Borescoping By rbplastics Posted October 10, 2012 In Extruder Screws, Extruders, Preventive Maintenance & Tech Tips Extruder Barrel Borescoping2012-10-102012-10-10https://www.rbplasticsmachinery.com/wp-content/uploads/2017/08/logo-rb-plastics-machinery.pngR&B Plastics Machineryhttps://www.rbplasticsmachinery.com/wp-content/uploads/2017/08/logo-rb-plastics-machinery.png200px200px