SPM，born for drilling.
SPM have been focusing on DTH drilling for 16 years.
We are specialized in manufacturing various DTH drilling hammers、matched drilling bits、drilling rigs and drilling pipes for water wells、mines and oil industries，SPM has been promoting productivity in drilling industry, SPM ensure the safety and stability of drilling engineering, and provide professional, efficient and reliable whole drilling solutions.We have made tremendous development at the basic of high-quality, low price, good service since its establishment. All friends both at home and abroad are warmly welcomed to come here to establish and develop business relationship with us.
Product advantages:
1.Out of the trouble of foot valve fracture and expansion and contraction;
2.Lower energy consumption and higher impact frequency. The drilling speed is 15-30% higher than the one with foot valve;
3.Simple structure, reliable parts, long life, easy and cheap maintenance;
4.Lower air and oil consumption, the oil consumption is about 10% lower than the one with foot valve.
According to your request, the top sub can be made into two spanners, an air controlling hole can be drilled on the check valve to provide more efficient cuttings discharge.
Specification & size
|
SPM P/N
|
Outsid diam(mm)
|
Hammer lengt
without bit (mm)
|
Drill diam
(mm)
|
Weight
(mm)
|
Working pressure
（Mpa）
|
Air consumption
（M3/Min）
|
|
SG30
|
∮71
|
725
|
80-85
|
18
|
0.7-2.1
|
3.1-9.8
|
|
SG40
|
∮98
|
728
|
110-130
|
32
|
0.7-2.1
|
4-16
|
|
SG50
|
∮125
|
810
|
135-152
|
52
|
0.7-2.1
|
4.9-17.9
|
|
SG60
|
∮146
|
940
|
152-203
|
86
|
0.7-2.1
|
5.5-23.3
|
|
SG80
|
∮181
|
1115
|
203-254
|
170
|
0.7-2.1
|
8.6-28.3
|
|
1. Methods of Payment:
|
|
T/T (Telegraphic Transfer) or Western Union or L/C at sight
|
|
2. Handling time for an order
|
|
Only 2 or 3 days if we have stock on your request size.
Based on order quantity, normally it takes 25 days for production.
|
|
3. Shipping way
|
|
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: we suggest by air or by sea.
|
|
4. Quality Control
|
|
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
|
|
5. After Services:
|
|
(1). Our sales team will response for your question within 24 hours (Holidays Excluded)
(2). Technical Support will be available in any time
(3). Free replacement will provide once the failure confirmed caused by our product quality
|
