A professional who sets up and operates portable electric grinder to resurface damaged or worn mill rolls used to compress reclaim rubber into slabs. Respnsibilities include:

• Positions and bolts grinder to holding fixture beside mill.
• Examines sample slab from mill to determine extent of grinding necessary to resurface rolls.
• Selects and bolts grinding wheel to grinder, and turns setscrews to align it with roll.
• Starts grinder and turns travel screw to feed rotating grinding wheel horizontally along roll.
• Repeats grinding until sample slabs are compressed according to standards.
• Turns adjustment wheel to close rolls of mill, and spreads abrasive compound over ground area of rolls.
• Starts mill to polish roll surfaces.
• Wipes abrasive compound from polished rolls.