一、Application
We manufacture insert tooth type hole opener and milled tooth type reamer. and they are used for difference formation for reaming. (diameter 220mm-1600mm can be customized as order).choosing proper tooth shape, bearing structure, seal type and palm deflecting rate follow your rig and formation’s feature. Hydraulic cutting, well discharge sand, can reduce shale sand accumulate. The body of roller is made of hot compress and anti-wear alloy, cut down wear. Special anti-drop of design, prevent trouble with damage of roller cone bearing falling into the hole. Professional welding processing, to prevent the roller and bearing damaged by hot welding. The body of bit is made of spiral design, as a result have good stability effect with slurry discharge, reduce repeat crush rock by roller bit, improve speed of reaming.
二、Roller Reamer Parameter
Reamer Size | Connection Type | Dia of SpindlePaul Size |
Paul Size |
Tooth Type |
Seal Type |
300-1500mm |
NC23/NC26/NC31/D80/D50 |
¢108mm |
8.5in/ 9.5in |
Milled tooth /inserted tooth |
Metal seal/rubber seal |
350-1800mm |
NC38/NC31 |
¢118mm |
8.5in/ 9.5 in/ 12.2 in |