. QSSB manufactures highly abrasion resistant polyurethane screening surfaces for applications in the mines and quarries, in particular, and are marketed worldwide under the brand names of Nokatec Screening System and Flexiscreens System. Nokatec Screening System is a modular type screening surface which can be used and fitted into all types of screening equipment. Flexiscreens System is a mat type screening surface which can be made to order. It can also directly replace conventional steel woven screening surfaces. . QSSB also manufactures many other polyurethane products such as rods, tubes, sheetings, linings for pumps and chutes, equipment wear parts, dampers and machine components. .. . . . QS SYSTEMS SDN. BHD. . No.3, Jalan Jasmine 5, Section Bukit Beruntung 10, 48300 Rawang, Selangor D.E. Malaysia. Tel: 603-60282888 Fax: 603-60282113 / 2851 quarry@tm.net.my