Mukafuna kubowola dzenje lalikulu lalikulu, koma mapangidwe ake ali ndi miyala, miyala ndi miyala, mutha kugwiritsa ntchito nyundo yokulirapo ya DTH ndikubowola.Amatha kubowola m'miyala yolimba yokhala ndi chiwopsezo chachikulu cholowera, chomwe chingakupulumutseni mtengo wobowola.
1.Kugwiritsira ntchito DTH kubowola nyundo ndi njira yabwino yobowolera m'mapanga ndikupewa vuto lokhazikika.
2. Mukakumana ndi mapanga, kubowola pang'ono kulowera kuphanga.Mutha kuwonjezera stabilizer kuti muwonetsetse kuti dzenjelo liwongoka.
Titha kupereka nyundo zazikulu za DTH ndi ma bits okhala ndi zingwe zosiyanasiyana:
12”: DHD112, SD12, NUMA120, NUMA125
14”: NUMA125
18”: NUMA180
24”: NUMA240
PRODUCT NAME
NUMA120 HAMMERA
PAMENE SHANK
UTHENGA WAKULUMIKIRA
API6 5/8REG
MAX.KUPAKA NTCHITO
30 BA
KUGWIRITSA NTCHITO MPWA
70m³/mphindi (18BAR)
LANGIZANI KUCHULUKA KWAKUCHULUKA
15-40r/mphindi
OUTRE DIAMETER
275MM
REC HOLE SIZE
305-350MM
KUTALILA KWAMBIRI
1698.5MM
KULEMERA
550KG
KUDZULUKA KWA ZINTHU
NUMA240 HAMMER
HEX
130m³/mphindi (18BAR)
15-25 r/mphindi
525 mm
500-1000MM
2543.5MM
2598KG
Zidutswa zazikulu zokhala ndi mainchesi zimagwiritsidwa ntchito m'magawo atatu: mulu wokhazikika, mulu wautali wozungulira komanso mulu waukulu wam'mimba mwake.
Nkhope yaing'ono imagwiritsa ntchito nkhope ya concave.Ubwino wa nkhopezi ukhoza kutsimikizira kuwongoka kwa dzenje.