湖南方运重工科技有限公司 HUNAN FAE HEAVY INDUSTRIES CO.,LTD. TOGETHER WE FORGE AHEAD
FAR270MR KELLY - Technical Data
KELLY DRILLING
Max nominal kN.m 265
Diameter max mm 2000
Depth max m 70
KELLY BAR
Friction Kelly Bar(optional) China made ¢440-5×16m ¢470-6×16m
Merchanical inter-locking kelly bar(optional) China made ¢440-4×16m ¢470-4×16m
MAST
Mast raking forward ° 5
Mast side forward ° ±5
Mast raking backforward ° 15
ROTARY HEAD
Max spin off speed rpm 130
Max drilling speed rpm 5-28
UNDERCARRIAGE(CAT336DL HHP)
Crawlers Length mm 5910
Crawlers Width mm 3000-4300
DIESEL ENGINE(CAT C9)
Rated power kW (HP) 261
HYDRAULIC PUMPS
Main pumps mpa 35
Auxiliary pumps mpa 4
MAIN WINCH
1st Layer nominal line pull kN 320
1st Layer nominal rope speed m/min 70
Rope diameter mm 32
SERVICE WINCH
1st Layer nominal line pull Kn 115
1st Layer nominal rope speed m/min 70
Rope diameter mm 20
WINCH CROWD / CYLINDER CROWD
Crowd force(pull down/pull up) kN 200/260
Pull down stroke mm 13500
DIMENSION&WEIGHT
Transport width mm 3000
Transport height mm 3347
Transport length mm 16050
Weight ton 76
Min working radius mm 4060

SERIESKELLY

FOUNDATION TECHNOLOGIES