News & Press Releases

SALINE, Mich., December 7, 2018 – R&B Plastics Machinery LLC, a leading manufacturer of blow molding machinery, single-screw plastic extruders, extruder process screws, and a machinery [...]

SALINE, Mich., May 2, 2016 – R&B Plastics Machinery LLC, a leading manufacturer of blow molding machinery, single-screw plastic extruders, and extruder process screws, and a machinery [...]

SALINE, Mich., March 9, 2015 – R&B Plastics Machinery LLC, a leading manufacturer of blow molding machinery, single-screw plastic extruders and extruder process screws, has announced the [...]

SALINE, Mich., February 3, 2015 – R&B Plastics Machinery LLC, a leading manufacturer of blow molding machinery, single-screw plastic extruders and extruder process screws, has announced the [...]

There are several extrusion applications where vented extruders are used. The main purpose of a vent extruder is for devolitizing the polymer of any volatiles, air, and moisture. There are two [...]

For several months now I have written articles which are bits of advice that I hope can be used to improve a process issue, but this month I want to pass on an experience that happened to me [...]

The most common base material that extrusion, blow molding and injection screws are manufactured out of is 4140 HT Steel at a 28-32 Rc condition. This grade of 4140 has a yield strength of 95-100 [...]

“First you must feed the polymer Consistently” Material Handling The material handling of the feedstock is a very critical part of the extrusion process. If the feedstock is not introduced to the [...]

Many people don’t realize the importance of making sure that the screw flight diameter clearance has a significant effect on the performance of their screws. There are some companies that do pull [...]

SALINE, Mich., October 29, 2014 – R&B Plastics Machinery, LLC, a leading engineering and manufacturing supplier of blow molding machines, single-screw extruders, and rebuild and upgrade [...]