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Hunan New Diamond Construction Machinery Co., Ltd.
Hunan New Diamond Construction Machinery Co., Ltd.

Hunan New Diamond Construction Machinery Co., Ltd.

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Foundation Construction Casing Advancement Systems For Harbor Project NSOD Series

Foundation Construction Casing Advancement Systems For Harbor Project NSOD Series

  • Foundation Construction Casing Advancement Systems For Harbor Project NSOD Series
Foundation Construction Casing Advancement Systems For Harbor Project NSOD Series
Product Details:
Place of Origin: Hunan, China (Mainland)
Brand Name: New Diamond
Certification: ISO9001:2008
Model Number: NSOD
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Carton packaging and wooden box packing
Delivery Time: 5-8 work days
Payment Terms: L/C, T/T, Western Union
Supply Ability: According to order quantity
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Detailed Product Description
Type: Symmetric Overburden Drilling Equipment Machine Type: Drilling Equipment
Certification: API Material: Carbon Steel, High Quality Alloy Steel
Processing Type: Forging Use: Mining
High Light:

concentric drilling system

,

ring bit drilling system

Description


 

 

The below size of Symmetric systems which are available, and the special design is upon customer’s requirement:
Symmetric 114, Symmetric 127, Symmetric 140, Symmetric 146, Symmetric 168,
Symmetric 178, Symmetric 195, Symmetric 219, Symmetric 243, Symmetric 273.

 

 

Application Range: It is suitable for drilling water wells , geothermal wells , short miscopies ,medium mini-type grouting hole of building , dam and harbor project .


1. Ring bit and casing shoe assembly is welded to casing prior to drilling. Lock the assembly into pilot bit with hammer. The pilot bit's upper shoulder engages the shoulder of the casing shoe.
2. Hammer's percussive energy is transferred through the pilot and ring bits, crushing rock . Part of impact energy advances casing.
3. On completion of drilling and casing , the drill string with pilot bit is retrieved by a slight reverse rotation to unlock the bayonet coupling . The ring bit stays in the hole , and can be recovered only if the casing is retrieved
4. Drilling continues to the desired depth in the bedrock using a conventional drilling.

 

 

Specifications


 

 

Product model Casing OD(mm) Casing wall max (mm) Ring bit OD(mm)

Ring bit OD

(mm)

Pilot bte OD(mm) hammer
NSOD114 114.3 6/10 91/78 128/124 100/92.5 ND35
NSOD127 126.7 7 99 140 110 ND35
NSOD140 139.7 7/10 116/94 154/150 124/117.5 ND45/NQL4
NSOD168 168.3 8/12.7 142/121 182/178 150/140 ND55/NQL5
NSOD178 178.3 10 145 195 156 ND55/NQL5
NSOD194 193.7 6/12.7 167/148 212/203 180/167 ND65/NQL6
NSOD219 219.1 7/12.7 186/167 234 203/191 ND65/NQL6
NSOD273 273.0 8/12.7 232/219 292 255/246 ND85/NQL8
NSOD325 323.9 8/12.7 281/270 342/342 306/297 ND85/NQL8
NSOD406 406.4 12.7 328 419 374 NSD10/N125
NSOD508 508.0 15 412 526 470 ND475/SD15
NSOD609 609.6 15 513 637 570 ND525/SD18

 

Feature Advantage


1. price commitment: in order to ensure the high reliability of products, high-quality brand products are selected for raw material selection. Under the same competitive conditions, no more products will be provided to customers at a favorable price, based on the reduction of the technical performance of products.

2. Quality commitment: product manufacturing and testing have quality records and inspection data; the performance of the product can withstand customer inspection.

 

3. Customer service: in order to create new diamond brand, enhance the visibility of enterprises,establish corporate image, we serve customers with the principle of "preferential prices, good service, reliable product quality"principle.

 

Contact Details
Hunan New Diamond Construction Machinery Co., Ltd.

Contact Person: Rick.liao

Tel: +8618692219720

Send your inquiry directly to us
Hunan New Diamond Construction Machinery Co., Ltd.
PinJiang Industry Park,PingJiang county,YueYang City,Hunan,China.
Tel:86-731-89708248
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