BELZONA MAINTAINS CHIPPER DISC POCKET PROFILE

KHIA ID: 287
Industry: Pulp & Paper (PLPR)
Application: SHM-Solids Handling Machinery (SHM)
Substrate: Steel
Customer Location: Papermill in California U.S.A.
Application Date: 1995
Products:

Belzona® 1811 (Ceramic Carbide)

Problem: The chipper disc pockets exhibit wear and require constant maintenance. Off-size chips adversly affect the pulping process and the quality of the resultant paper.
Photograph Descriptions
  1. Knife removal from the disc
  2. Damage to the pocket profile
  3. Applying Belzona® 1811 (Ceramic Carbide)
Application Situation
Deterioration of vertical flywheel-type chipper disc pocket profile.
Application Method
The application was carried out in accordance with Belzona Know-How System Leaflet SHM-13.
Belzona Facts
The pockets are repaired in 1/2 day without introducing heat stresses to the metal substrate. Before attempting the repair, all discs should be eval-uated for structural integrity. With the aid of a dying compound, engineers will be able to determine the extent of stresses within the metallic substrate.
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