Tag Archives: silica dust

Industry Groups Concerned by Silica Standard; PCB Manufacturers Should Take Note

By Bret Bruhn, TTM Technologies; Fern Abrams, IPC The Occupational Safety and Health Administration’s (OSHA’s) new standard for silica dust, published March 24, 2016, cuts the allowable 8-hour time weighted average (TWA) exposure limit for silica dust from 100 mg/l to 50 mg/l.  Printed board manufacturing involves drilling and routing of laminates containing silica glass […]