S. S. Mechanical Engineers [P] Ltd. Offers Flexographic Printing Machine with Web Guide System. S. S. Mechanical Engineers [P] Ltd. Is an ISO 9001 accredited company. The company manufactures Plastic Extrusion Machines, Single Screw and Twin Screw Plastic Extrusions, Flexography and Rotogravure Printing Machines. The Flexographic Printing Machine with Web Guide System is available in various models like 2 colours, 4 colours and 6 colours. The Flexographic Printing Machine has optional features like Auto Tension Controller and Web Guide System.