Products and Services -> Coal Pulverizers

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Tables

RPM has extensive experience overlaying pulverizer mill tables of all sizes and styles. We can rebuild tables in-house or on-site depending on your needs. We also offer cast-steel table replacements as well as overlayed table segments guaranteed to fit.

Click on one of the links below to proceed to your particular area of interest.

• Rebuild Worn Coal Pulverizer Tables On-Site
• Hardface New CE Coal Pulverizer Table Segments at RPM
• Rebuild Worn MPS89 Coal Pulverizer Table Segments at RPMs
• RPM Cast Steel Core Tables and Segments
• Available Alloy Options

Rebuild Worn Coal Pulverizer Tables On-Site

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RPM and Associates can rebuild worn coal pulverizer tables on-site at your plant. The figures below outline the typical process that we follow when rebuilding coal pulverizer tables on-site.

Place your mouse over the images below to see an expanded view.

RPM Staff Checks In With Plant Contact and Completes Any Required Orientation and Safety Tasks RPM Staff Sets Up Equipment (welding heads, rotary ground, limit switches, auxiliary drive and portable ventilation equipment) and Inspects Mill Table for Anomalies Worn Table Profile is Measured With Metal Template Before Repairs Are Initiated Required Pre-Repairs Are Performed Prior to Firing Up Automatic Welding System		Worn CE1043 Table Measured with Metal Template Before Work Begins.
Typical Worn "Non-hardfaced" CE Table	Typical Worn "Hardfaced" CE Table	On site ventilation and containment of Hexavalent chrome weld fume
Perform Required Automatic Welding Until Table Profile Meets Metal Template Notify Customer for Final Inspection, Approval, and Acceptance Exchange Appropriate Data for RPM “Pulverizer Wear Parts Monitoring Program” with Customer On-Site Designated Representative Pack Up Welding Equipment, Remove Any Safety Locks, and Return to RPM		Hardfacing of CE1003 table in progress
Finished CE1043 Table Verified with Metal Template	Finished MPS89 Table

Hardface New CE Coal Pulverizer Table Segments at RPM

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RPM and Associates can also hardface new table segments at our shop. The figures below outline the typical process that we follow when hardfacing coal pulverizer table segments at RPM's shop.

Place your mouse over the images below to see an expanded view.

New Table Segments In Fixture Being Hardfaced	Rebuilt Segments Have Double The Wear Life of New Segments New Table Segments Shipped to RPM RPM Assembles Table Segments and Applies 3 or 4 Passes of Hardfacing to New Segments New Hardfaced Segments Are Post-Repaired and Remarked With Sequencing Numbers That Are Used For Assembly at Plant
New Table Segments After Hardfacing	Post-repaired Hardfaced Table Segments	Assembled and Match Marked at RPM

Rebuild Worn Coal Pulverizer Table Segments at RPM

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Shown below is an example of a rebuild of a worn MPS89 coal pulverizer table that was performed at RPM.

Place your mouse over the images below to see an expanded view.

Worn Segment "As Received" Segments Assembled in Fixture Ready For Automatic Hardfacing	Completed Segments Ready for Disassembly
Rebuilding In Progress	Final Profile Checked with Metal Template	Completely Rebuilt Segment

RPM Cast Steel Core Tables

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• Cast Steel Parts Will Not Crack or Break
  
• Cast Steel Alloys Resist Heat Better Than Cast Iron Parts
  
• Cast Steel is Weldable – ID, OD, Anywhere!
  
• Cast Steel Cores are “Forever Purchases” as They are Always Repairable
  

Two example cast steel tables are shown in the figures below.

20,000 Pound CE1043 Table Exact Fit Replacement

Wear Segments and Clamping System Incorporated into Table 14,000 Pound Foster Wheeler MB18 Table with Vane Wheel

Available Alloy Options

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• Standard High Chrome Carbide Such as Stoody 100HD
  
• Standard High Chrome Carbide with Molybdenum Such as Stoody 100HC
  
• Micro-Alloyed High Chrome Carbides Such as RPM-CP3 Which has ~30% Increased Wear Life Over Standard High Chrome Carbide Alloys
  
• Continuous Wear Band of Tungsten Carbide Chips Embedded in High Chrome Carbide

 

About RPM and Associates

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