Darmann Abrasive Products, Inc. designs, manufactures and markets fine grit bonded abrasive products. These include superfinishing, precision grinding and honing processes using diamond cup wheels and diamond grinding wheels to accomplish precision surface grinding.ISO 9001:2000 Registered

Precision Abrasive Tools

Common Problems

Details
Problem Operating Parameters Abrasive Tool Selection
Finish
Finish too rough Increase spindle RPM Finer grit
Decrease oscillation Harder grade
Decrease pressure Denser structure
Finish too fine Decrease spindle RPM Coarser grit
Increase oscillation Softer grade
Increase pressure More open structure
Material Removal
Excessive stone wear Increase spindle RPM Harder grade
Decrease oscillation Denser structure
Decrease pressure  
Increase coolant flow  
Low material removal Increase pressure Softer grade
Increase oscillation Coarser grit
Decrease spindle RPM More open structure
Check incoming finish  
Check coolant  
Part Geometry
Part out-of-round Decrease pressure Softer grade
Decrease spindle RPM More open structure
Increase oscillation  
Check spindle to part alignment  
Chatter marks Check upstream grinding operation for
high amplitude lobing or chatter
 
Process Problems
Excessive heat generated Check coolant temperature Softer grade
Decrease pressure  
Increase coolant flow rate  
Loading Decrease spindle RPM Softer grade
Increase oscillation Coarser grit
Check coolant More open structure
Stone Wear
Uneven stone or wheel wear Check spindle to part alignment Harder grade
Excessive stone wear Increase spindle RPM Harder grade
Decrease oscillation Denser structure
Decrease pressure  
Increase coolant flow  

 

 

Darmann Abrasive Products, Inc.
100 Sterling Street
Clinton, MA 01510
Phone: 800-536-4544
Fax: 800-736-3839
Email: info@domain.com
Darmann Abrasive Products, Inc. designs, manufactures and markets fine grit bonded abrasive products. These include superfinishing, precision grinding and honing processes using diamond cup wheels and diamond grinding wheels to accomplish precision surface grinding. Sitemap - Resources

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