oilfiel diamond drill bit from China manufacturer - Hejian Wanxiang Drilling Equipments Co., Ltd.

Product Detail

Model No.: All size available

Production Capacity: 20000 Piece/Pieces per Year

Delivery Date: Within 7-10 days after rec...

Type: Center Drill Bit

Place of Origin: Hebei, China (Mainland)

Processing Type: Forging

Use: Coal mining

Stable drilling hours: 80hours

Maximum drilling depth: 2000m

Means of Transport: Ocean,Land,Air

Packing: Wooden cases or as per cust...

Application: Coal

Brand Name: Wanxiang

Material: Tungsten Carbide and diamon...

Certification: API

Machine Type: Drilling Equipment

Body Type: Matrix Body

oilfiel diamond drill bit
1.Force balanced cutting structure
2.Better load burden balance
3.Higher stability
4.Better hydralic system

API high quality oilfiel diamond PDC drill bit

Specifications

1. For medium tohard formation.

2. Various of model and dimensionavailable.
3. Large PDC cutters, medium densitylayout.

4. Painted blades can avoid balling-up.

5. Asymmetric blades design improves bit stability.

6. Highperformance PDC used in combination improves drill bit life.

7. Highly resistant to abrasion and erosionwith the ability to withstand high

compressive loads.

8. Multiple types of high performance PDCcutters are strategically arranged on bit for

improved service life of thebit.

9 .Certified by ISO9001:2008

Recommended drilling parameters

Bit size (inches)	Recommended drilling parameters
Bit size (inches)	Flow rate	Rotation speed(L/s)	Weight on bit(KN)	Specific Hydraulic Horsepower(HIS)	Makeup torque (kn.m)
8 1/2	25-38	60-250	100-30	2-7	24-26.5
8 3/4	25-38	60-250	100-30	2-7	24-26.5
9 1/2	25-38	60-250	100-30	2-7	40-45
12 1/4	44-60	60-250	150-30	2-7	50-60