3" High air pressure DHD3.5 dth hammer used for sale
Zhengzhou kaishan is the leading manufacturers & suppliers of drilling tools from China, with high quality and reasonable price, including DTH bits, DTH hammers, DTH drill pipes,dth hammer used for sale, tapered button bit, thread button bit etc.DTH Drilling Tools| Button Bits| DTH Hammers - China Rock Drilling Tools Suppliers & Manufacturers. Excellent for water well drilling, geothermal hole, hole blasting and etc.Size range 3'', 3.5'', 4'', 5'', 6'', 8'', 10'', 12'', 14" etc. Shank styles: DHD3.5, DHD340, DHD350, DHD360, DHD380; COP32, COP34, COP44, COP54, COP64, COP84; QL30, QL40, QL50, QL60, QL80; Mission40, Mission50, Mission60, Mission80; SD4, SD5, SD6, SD8, SD10; NUMA100 etc.
3" High air pressure DHD3.5 dth hammer used for sale
2.Type for dth hammer used for sale
DHD3.5, DHD340, DHD350, DHD360, DHD380; COP32, COP34, COP44, COP54, COP64, COP84; QL30, QL40, QL50, QL60, QL80; Mission40, Mission50, Mission60, Mission80; SD4, SD5, SD6, SD8, SD10; NUMA100
3.Advantage for DHD3.5 dth hammer used for sale
a. Out of the trouble of foot valve fracture and expansion and contraction.b. Lower energy consumption and higher impact frequency. The drilling speed is 15%-30% higher than the one with foot valve.c. Simple structure, reliable parts, long life, easy and cheap maintenance.d. Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.
4.Technical parameter of DHD3.5 dth hammer used for sale
Item description | Weight (kg) | Part number |
1. Top sub | 4.20 | DHD3.5-01 |
2. O-ring of top sub | 0.01 | DHD3.5-02 |
3. Check valve | 0.20 | DHD3.5-03 |
4. Spring | 0.02 | DHD3.5-04 |
5. Compression buffer | 0.02 | DHD3.5-05 |
6. Air distributor | 1.40 | DHD3.5-06 |
7. Inner cylinder | 1.50 | DHD3.5-07 |
8. Piston | 5.60 | DHD3.5-08 |
9. External cylinder | 9.90 | DHD3.5-09 |
10. O-ring of stop ring | 0.01 | DHD3.5-10 |
11. Stop ring | 0.15 | DHD3.5-11 |
12. Drive chuck | 1.90 | DHD3.5-12 |
13. Drill bit | 5.00 | DHD3.5-13 |
Length (exclude bit) | Weight (exclude bit) | External diameter | Bit shank | Hole range | Connection thread |
930mm | 25.00kg | Φ82mm | DHD3.5 | Φ90-Φ110 | API 2 3/8” Reg |
Working pressure | Impact rate at 1.5Mpa | Recommended rotation speed | Air consumption | ||
1.0Mpa | 1.5Mpa | ||||
1.0-1.5Mpa | 28HZ | 25-40r/min | 4.5m3/min | 9.0m3/min |
5.Certificate of kaishan mainly product
3" High air pressure DHD3.5 dth hammer used for sale
6.Factory
a- Established in 1956 ,Specialized in this line more than 50 years.
b- National Free-inspection Product.
c-Have advanced machining centers, automatic production line shape and heat treatment equipment setc 500 sets from the United Kingdom,United States,Japan,Germany etc.
d-Exported to Asia/South America/Mongolia/ Japan/ South-Africa etc . Have global customers.
3" High air pressure DHD3.5 dth hammer used for sale
7. The information you may like to know before order:a. Methods of Payment:T/T (Telegraphic Transfer) or Western Union or othersb. Handling time for an orderBased on order quantity, normally it takes 25 days for production.Only 2 or 3 days if we have stock on your request size.c. Shipping waySample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air.Bulk order: we suggest by air or by sea.d. Quality ControlWe have our own experienced QC.There will be strict inspection and testing for every order before shipping out.e. After Services:1. Our sales team will response for your question within 24 hours (Holidays Excluded) through skype (lisa kaishan) or whatsapp +86-18838959574.2. Technical Support will be available in any time.3. Free replacement will provide once the failure confirmed caused by our product quality.
3" High air pressure DHD3.5 dth hammer used for sale
8.our market
20%North America 20%Southeast Asia 20%Mid East 20%Eastern Asia
3" High air pressure DHD3.5 dth hammer used for sale
9.Contact with us for more information about 3" High air pressure DHD3.5 dth hammer used for sale
Sales manager: Lisa Lee
Whatsapp & Mobile: +86-18838959574
Tel: +86-371-60981935
Fax: +86-371-63769125
Skype: lisa kaishan
Email ID:
Website: www.ksdrillrig.com
Facebook: www.facebook.com/lisakaishan
www.facebook.com/kaishan.zhengzhou/
YouTube: https://www.youtube.com/channel/UCXSXEfUSjkee56eQi1RaI0g
3" High air pressure DHD3.5 dth hammer used for sale