SME MR910155

A NEW DIAMOND CUTTING STRUCTURE, COMMONLY CALLED A DIAMOND ENHANCED INSERT, HAS BEEN DEVELOPED FOR ROTARY PERCUSSION DRILLING. SEVERAL YEARS WERE DEVOTED TO THE DEVELOPMENT AND TESTING OF THIS ADVANCEMENT. THE RESULT IS A MULTI-LAYERED DIAMOND COATING BONDED TO A TUNGSTEN CARBIDE SUBSTRATE. THE MULTI-LAYERED COATING GREATLY IMPROVES IMPACT RESISTANCE. DIAMOND ENHANCED INSERTS HAVE SEVERAL ADVANTAGES OVER CARBIDE. THEY INCREASE BIT LIFE, PROVIDE BETTER HOLE QUALITY, REDUCE DOWN TIME, AND DECREASE DRILLING COSTS.

Product Details

Published:

06/01/1991

Number of Pages:

10

File Size:

1 file , 730 KB