PROVEN SOLUTION FOR LIME FEED SCREWS

TRICON CUSTOM ENGINEERED SOLUTION AND PRODUCT KNOWLEDGE WINS!

MARKET SEGMENT: Paper Mills

CUSTOMER: Paper Mill in Southeastern United States

APPLICATION: Lime Feed Screw (green liquor) Paper Mills

ENVIRONMENT: High sliding abrasion

COMPETITIVE SOLUTION: Single material system of chromium carbide

ISSUES:

  • When feed stops, lime sets up into a concrete type material, which
    is extremely hard and abrasive. The screw OD constantly rides on

    the set material accumulated in the feed barrel.

TRICON SOLUTION:

  • Use two layer Super C chromium carbide on the flight faces for
    general wear conditions

  • Two layer of tungsten carbide overlay is special matrix on flights
    where wear is maximum

  • Screw life extended from 8 month to over 2 years

Picture shows our product after in-use. Minimal wear after 2 years.