5 Blades 8 1/2" Matrix Body PDC Bit for Oil Well Drilling

• Warranty: 180hours
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Material: Diamond Cutter
• Bit Size: 8 1/2"(215.9mm)
• Thread: 4 1/2"Reg
• Model NO.: M423
• Body Type: Matrix Body
• Blades: Blades
• Formatiom: Medium to Hard Rock Formation
• Color: Golden
• Advantage: High Performance
• Service: The Best Service
• Market: Europe,America,Africa,Middle East
• Transport Package: Wooden Case
• Specification: M323
• Trademark: JW
• Origin: Cangzhou, Hebei, China
• HS Code: 82071910
• Production Capacity: 5000PCS/Year

Product Description

5 blades 8 1/2" matrix body PDC Bit for Oil Well Drilling 
 

1.Product features:
  1.Matrix PDC bit with five blades of medium parabola crow profile and with medium cutter density.
  2.Spiral gauge protection design reduces vibration severity.
  3.With interchangeable screw nozzles.
  4.Asymmetrical blades arrangement and special load-balanced cutter arrangement design improve bit stability and therefore higher ROP.
  5.Non-plane interfaced diamond/carbide cutters absorb effectively high stress and minimize cutter fracturing and wearing.
  6.Both tilted and cauterized nozzles design improves bit cleaning and prevents bit balling,thus to improve ROP.
  7.Can be used on rotary or down hole motor drilling.
  8.Suitable for soft to medium hard formation.

2.Recommended Drilling Parameters for Application

Bit Specification												Recommended Operation Parameters
Size	No. of blades		Size of cutters		No. of Nozzles		Gauge Length		Connection			Rotation Speed		Weight on Bit		Flow Rate
inch		pcs		mm		pcs		Inch		API (REG)	RPM		KN		L / S
6"		5		19		4-7		2-3		3 1/2	60-350		20-100		20-30
8 1/2"		5		19		4-7		2-3		4 1/2	60-350		25-120		25-38
9 1/2"		5		19		4-7		2-3		6 5/8	60-350		25-120		30-40
12 1/4"		5		19		-57		2-4		6 5/8	60-350		30-140		40-60
16"		5		19		7-10		2-4		7 5/8	60-300		30-200		40-70
17 1/2"		5		19		7-10		2-4		7 5/8	60-300		30-200		40-70

 

2.Pictures of 8 1/2" pdc bit 



3.Packing&shipping
Packing:wooden case(standard export packing)
Transportation type:by sea,by air,by train ect as your requirement


4.Our service
8 1/2'' pdc bit/pdc drill bit 
Delivery Time:Based on order quantity, normally it takes 30 days for production.Only 2 or 3 days if we
have stock on your request size.
Quality Control:We have our professional QC and all the products will be strict inspection and testing for
every order before shipping out. 
After Services:Technical Support will be available in any time. We could provide the professional suggestion
for you.

EX:1.Select the right most suitable products.
      2. According to the rock types, choosing the face type, button tooth type.
      3. According to the different purpose,. choosing the different body type 

5.Contact us

All sizes and type can be customized.
If you need,welcome to contact me at any time.