Geonex HZR220

Horizontal DTH-drilling rig up to Ø219

Geonex HZR400 - Geonex 12 Geonex HZR400 - Geonex 13 Geonex HZR400 - Geonex 14 Geonex HZR400 - Geonex 15 Geonex HZR400 - Geonex 16 Geonex HZR400 - Geonex 16

HZR220 is extremely compact unit. It works in small sized infrastructural steel cased and rock drilling needs, with pneumatic percussion down the hole hammer. HZR220 has a wide drilling diameter range capability from Ø139 to Ø219. Wide equipment range enables effective and accurate DTH-drilling. HZR220 Rig & PP37 Power Pack with Geonex drilling equipment, is a ready solution for various infrastructural horizontal drilling needs.

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Applications for Geonex HZR220

  • Horizontal drilling with steel pipe

    Most effective on telecommunication or electric cable casing drilling, also for house connections for water & sewer pipe

  • Solid rock hole drilling

    Accurate straight and steered rock holes, using tracking technology.

  • Anchoring and special applications

    Also for house connections for water & sewer pipe casing drilling and other small infrastructural steel casing jobs

Accessories for Geonex HZR220

  • GEONEX PP37 Diesel driven hydraulic power unit

    PP37 is a compact and robust power pack. Harsh jobsite conditions set demands that have been taken care of in the engineering.

    Tell me more
  • GEONEX Horizontal DTH-drilling equipment

    Geonex provides specially for horizontal DTH-drilling developed drilling equipment: Overburden drilling systems, Horizontal drilling, DTH hammers, Augers and Tools.

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Technical information

Geonex HZR220

Casing diameter mm (in)< Ø 219,1( 8 5/8)
Rock Button diameter mm (in)< Ø 203,0 (8,0)
DTH Hammer size4”, 5”, 6”
Weight kg (lb)1500 (3300)
Length mm (ft in)4050 (13’,4”)
Width mm (ft in)1420(4’ 8”)
Height (Jack legs in) mm (ft in)1450 (4’ 9”)
Feed lenght mm (ft)3400 (11’ 2”)
Max feed force KN (lbf)50 (11240)
Max feed speed m/min (ft/min)20 (65)
Max rotation torque, slow Nm (ftlb)6500(4795)
Max rotation torque, fast Nm (ftlb)3250 (2397)
Max rotation speed, slow23 r/min
Max rotation speed, fast46 r/min
Radio controlled
OPTION Water pump

PP37 Powerpack

Diesel engineDeutz 2011
Engine displacement liners (cid)2,3 (140)
Engine power / Emission classEU3 A
Max. engine speed2500 Tier 3
Pump 1 max. flow l/min (gpm)80 (21)
Pump 2 max. flow l/min (gpm)80 (21)
Hydraulic pump 1 & 2 max press. bar (psi)250 (3625)
Electric system24 V
Hydraulic oil capasity l (gal)110 (29)
Fuel capasity l (gal)100 (26)
Length mm (ft in)1620 (5’ 4”)
Width mm (ft in)820 (2’ 8”)
Height mm (ft in)1800 (5’ 11”)
OPTION Generator HG12kVA 
Weight kg (lb)1400 (3085)

DTH hammers for HZR220

Model4” DTH hammer5” DTH hammer6” DTH hammer
Casing out diameter mm (in)139,7 (5,5”)168,3 (6,63”)219,1 (8,63”)
Rock Button diameter mm (in)115,0-133,0 (4,5”-5,25“)133,0-152,0 (5,25”-6,0”)152,0-203,0 (6,00”-8,00”)
Shank typeDHD 340DHD 350DHD 360
Top Adaptor typeAPI 2 3/8” Reg. PinAPI 3 ½” Reg. PinAPI 3 ½” Reg. Pin
Air flow at 13,8 bar (m3/min)7,28,412,8
Air flow at 17,2 bar (m3/min)10,512,917,1
Air flow at 20,6 bar (m3/min)12,215,923,4