![](https://www.chemengonline.com/wp-content/uploads/2011/03/548726a57e3c1-0310_NPi_Larox_Flowsys.jpeg)
Larox Flowsys Oy
Designed for heavy scaling, abrasive and corrosive slurries, the LDR Rotory Disc Valve (photo) is suitable for applications in mineral processing, power generation, and the gravel-and-sand, pulp-and-paper, chemical and mining-and-metal industries. The patented design allows the valve to cycle in heavy-scaling slurries without sticking or leaking and with minimum wear. It is available with pressure ratings up to 100 bar. — Larox Flowsys Oy, Lappeenranta, Finland