Dth Hammer and Bits

5 inch DHD350 Hammer

DTH hammer for 134–152 mm holes, compatible with the DHD350 shank.

ÜRÜN AÇIKLAMASI

5 inch DHD350 Hammer works with bits using the DHD350 shank in 134–152 mm holes. It is suitable for water wells, geothermal work and medium-diameter rock drilling.

The compressor should be selected for both hammer demand and the air velocity needed to lift cuttings. Bit diameter, hole depth and formation conditions should be assessed together.

TECHNICAL SPECIFICATIONS

Hammer class 5 inch DTH
Shank / series compatibility DHD350
Reference net weight 74 kg
Reference outside diameter 126 mm
Reference length 1,028 mm (without bit)
Recommended hole diameter 134–152 mm
Working pressure 8–30 bar
Reference air consumption 10 bar: 7.5; 18 bar: 14.7; 24 bar: 19.5 m³/min
Reference impact frequency 18 bar: 30 Hz
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