GREAT rasie boring roller cutters manufacturing with the advanced design and the mature processing technology ,the sizes are range from 8” to 15″,and compatible with various types of raise boring drilling rigs at home and abroad, Suit to the reaming heads with the diameters ranging from 0.6m to 12m, and meet with a variou requirements of raise boring drilling work, Also can provide the customized according to the customer’s requirements.
Mechanical (Metal face) Seals with special material o-ring and metal contacting seals are designed into our roller cutters, Mechanical Seals have proven to increase bearing life versus competitors under harsh environments and tough drilling conditions.
Maximum capacity bearing designs with premium ball and roller bearings, and integrated with Mechanical Seals have proven to increased bearing life. Proprietary lubricants are used in our bearings to provide extended bearing life.
Premium cutting structure design, specific carbide grade and shaped tungsten carbide inserts are selected for smooth drilling in tough conditions. Our roller cutters are designed for maximum penetration rate, even at lower powered raise drills.
We can produce products of this model according to customer requirements.
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