• Model NO.：Hf220y
• Drilling Way：Rotary
• Type：Crawler
• Bore Diameter：115-350mm
• Bore Depth：220m
• Walk Speed：0-2.5km,H
• for Rock：6-20f
• Air Pressure：1.05-3.0MPa
• Air Consumption：16-30m3,Min
• Once Promotion：3000mm
• Lifting Power：8t
• Dimension：5160*2080*2710mm
• Weight：6700kg
• Rotation Torque：4000nm
• Transport Package：Standard Export Packing
• Specification：5160*2080*2710mm
• Trademark：HF
• Origin：Zhengzhou City, China
• HS Code：843041
• Production Capacity：30sets,Month

Product ParametersBore diameter(mm)115-350Bore depth(m)220Walk speed(km/h)0-2.5For rock(F)6-20Air pressure(Mpa)1.05-3.0Air consumption(m³/min)16-30Once promotion(mm)3000Skid max angle(°)90Maximum height from the ground(mm)320Rotation Speed(r/min)0-100Rotation torque(NM)4000Lifting power(T)8Climb ability(°)25Dimension(L*W*H)(mm)5160*2080*2710Weight(Kg)6700 Working Site

FAQ

1. Are you trading company or manufacturer?
We are professional manufacturer, and our factory mainly produce water well drilling rig, core drilling rig, DTH drilling rig, piling rig, etc. Our products have been exported to more than 50 countries of Asia, South America, Africa, and get a good reputation in the world.

2. Are your products qualified?
Yes, our products all have gained ISO certificate,and we have specialized quality inspection department for checking every machine before leaving our factory.

3. How about your machine quality?
All of our machines hold the ISO, QC and TUV certificate, and each set of machine must pass a great number of strict testing in order to offer the best quality to our customers.

4. Do you have after service?
Yes, we have special service team which will offer you professional guidance. If you need, we can send our engineer to your worksite and provide the training for your staff.

5. What about the qaulity warranty?
We offer one-year quality warranty for machines' main body.