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  RC5 cutaway

RC5

Available Shank: Halco RC5 Shank

The Halco RC5 has been designed to give maximum performance in Exploration and Grade Control applications. The new Halco RC5 provides improved performance and a robust design. With no inner liner, the RC5 has a simple design that reduces complicated maintenance procedures, providing less down time and greater savings. The Halco RC5 is fitted with a reversible cylinder to prolong service life in abrasive conditions.

The Halco RC5 is equipped with a bit catcher to help retrieve shanked bits and collar the hole. The RC5 also has a sub-adaptor body to suit most dual wall drill pipe.

Suitable for operation at air pressures of 100 - 435 psi.
Drilling diameters of 5 3/8 - 7 1/2".

Click to enlarge
RC5 Air Consumption table
Figures are based on theoretical data.
 
Top-adaptor to suit most
dual wall pipe and screen.
 
N.R.V. (Non-Return-Valve)
to prevent hammer flooding.
 
Easy sample tube removal with large bore diameter.
 
Simplified piston geometry
for improved balance and location within the cylinder.
 
 
Revised cylinder for
extended life.
 
Revised chamber volumes
and cycle timing to optimize performance.
 
Bit catcher to prevent
loss of drill bit and seal
the hole for sampling.
 
 
 

RC5 part breakdown
Hammer Overview
Hammer Type
RC5
Shank
Halco RC 5
Halco RC 5
Top Thread
Remet 4 1/2"
Metzke 4 1/2"
Weight
179.90 lbs.
179.90 lbs.
Outside Diameter
5.118"
5.118"
Make Up Length
50.600"
50.600"
Parts List
Hammer Type
RC5
Top Thread
Remet 4 1/2", Metzke 4 1/2"
Item
Description
1
Thread Protector
2
Top-Adaptor
3
O-Ring
4
Circlip
5
N.R.V. Seat and Filter
6
O-Rings
7
O-Rings
8
Upper Sample Tube
9
Non-Return Valve
10
U-Seal
11
N.R.V. Spring
12
Distributor Cap
13
O-Ring
14
Shim - 4.5 mm, 5.0 mm, 5.5 mm
15
Ringfeder Spring
16
O-Ring
17
O-Ring
18
Air Distributor
19
Retaining Ring
20
Sample Tube
21
Piston
22
Cylinder
23
Retaining Ring
24
Piston Guide Bush
25
Snap Ring
26
Bit Retaining Rings
27
O-Ring
28
Bit Catcher
29
Bit Catcher Key
30
Chuck
31
End Cap
Service Kit and Repair Kit available
info

Drill Bits
Halco RC5
Diameter
Face Design
Button Type
Button Qty./Dia.
Weight
5 3/8" / 137 mm
Concave
Domed
8 x 16 mm / 5 x 13 mm / 4 x 14 mm
40.79 lbs.
5 1/2" / 140 mm
Concave
Domed
8 x 16 mm / 5 x 13 mm / 4 x 14 mm
41.23 lbs.
5 5/8" / 143 mm
Concave
Domed
8 x 16 mm / 6 x 16 mm
45.42 lbs.
5 3/4" / 146 mm
Concave
Domed
8 x 16 mm / 5 x 13 mm / 4 x 14 mm
41.67 lbs.
6 1/8" / 156 mm
Concave
Domed
12 x 16 mm / 5 x 13 mm
44.09 lbs.
6 1/4" / 159 mm
Concave
Domed
12 x 16 mm / 5 x 13 mm
46.30 lbs.
7 1/2" / 190 mm
Concave
Domed
16 x 16 mm / 10 x 13 mm
46.30 lbs.

RC5 Bit Catcher - Available Outside Diameters
133.00 / 133.25
142.00 / 142.25
185.00 / 185.25
136.00 / 136.25
152.00 / 152.25
 
139.00 / 139.25
155.05 / 155.25