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BEIJING JIETAIHONGLI TECHNOLOGY CO,.LTD

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Core barrel with roller bit

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Core barrel with roller bit

Jietaihaoli Group is a professional high tech trade enterprise, located in Beijing City, and branch company is at Shandong ,established in 2003. It is a professional manufacturer engaged in the research, development, production, sale and service of any type of kelly bar & drill tools on rotary drilling rig , and sales any accessories of rotary drilling rig, and exports the used rotary drilling rig. Core barrel with roller bit
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CORE BARREL WITH ROLLER BIT

  FEATURE:

  1. Core barrels are used to cut an annular ring in rock or concrete or reinforced concrete.
  2. Cutting ring with roller bits and releases the internal stress of rock;

3.Drilling with the method of rolling and squeezing can increases the anti-wear ability of the barrel;

4.medium or slightly weathered rock, hard or super hard bedrock;

Core barrel with roller bits Model

Cutting Dia.

Shell HIT.

Shell OD.

Shell THK.

Stiffening Ring THK.

Stiffening Ring HIT.

Teeth No.

Weight

φ600

1200

520

20

20

200

4

545

φ800

1200

720

20

20

200

6

725

φ900

1200

820

20

20

200

6

810

φ1000

1200

920

20

20

200

8

900

φ1200

1200

1120

20

20

200

9

1080

φ1500

1200

1420

20

20

200

10

1370

φ1600

1200

1520

25

25

200

10

1460

φ1800

1000

1720

25

25

200

12

1830

φ2000

800

1920

25

25

200

13

2050

φ2200

800

2120

25

25

200

14

2090

φ2500

800

2420

25

25

200

15

2420

φ2800

800

2720

25

25

200

16

3000

φ3000

800

2920

25

25

200

18

3500

Remark: Size refers to diameter of bore hole, all measurements in millimeters (mm); weight in kilograms(kg);             

 

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JieTaiHongLi

BEIJING JIETAIHONGLI TECHNOLOGY ,CO,LTD

Add: 3-1903, Ronghua xintai International Building. Yizhuang Beijing, China,100176

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