"KING DRILLING" can provide 220-1600mm HDD rock reamer with roller cones. The roller cone reamer fit for all sorts of rock formation.
The cone bearing is designed with metal seal or o-ring seal.IADC114-737 tooth type available for different formation.
1. According to the drilling machine characteristic and different formation conditions, choose appropriate tooth shape and bearing structure.
2.Cold mounting Wear resistant alloy,Reduce the wear and tear.
3. Unique cone to prevent fall off technology, prevent damage of bearing roller falls within the hole cause an accident.
4. Hydraulic rock breaking, Slag discharge smoothly, reduce slag accumulation.
5. The welding craft guaranteed that, prevents the welding superheat.
6. The guide spiral belt design of bit body, Guide and slag guiding effect is good, Reduce duplication broken.
