what is process control equipment
Extrusion Control Systems EXB-Series GRAVITROLÂ® Operator Stations. Process Control's GravitrolÂ® Gravimetric Extrusion Control Systems automate the control of any extrusion line - coextrusion or mono extrusion - on the basis of weight. The EXB Central Computer/ Operator Station is the key component of a complete GravitrolÂ® system.