Slide Block Casing Drilling System with Reamer Wings for Grouting Hole Drilling

Features

Hardening treatment of the part's surface with longer operating life and excellent anti-wear properties.

Structural Optimization, improving the structural strength and ease of operation

Superior Performance, high drilling speed with stable and reliable performance

Application Range

It is suitable for drilling water wells, geothermal wells, short micro piles,medium mini-type grouting hole of building, demand harbor project.

Operation Procedure

1.when the drilling starts, the wings swing out, and reams to drive the casing shoes and tubes into the hole.

2.When finished the drilling in overburden rock formations, reverse the drilling tools and the wings will get closed, and the drilling tools can be raised from the hole.

3.Next construction can be followed.

Quality warranty

Our products are made of high quality steel and all spares parts are inspected strictly before shipping.

Product specifications: Slide block casing system

 

Casing Tube OD(mm)	Casing Tube ID(mm)	Reamed Dia(mm)	Casing Shoe ID(mm)	Hammer Type	Drill Pipe(mm)
168	148	185	138	DHD350/QL50	76/89
178	158	195	148	DHD350/QL50	76/89
194	174	206	163	DHD360/QL60	89/114
219	199	234	187	DHD360/QL60	89/114
245	225	264	212	DHD380/QL80	114
273	253	308	237	DHD380/QL80	114
325	305	350	283	NUMA100/SD10	114
406	382	425	360	NUMA125/SD12	127

 

We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, top hammer button bits, coupling, cross bits, drill rods located in Xiamen,Fujian,China.