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+86-15532763985
E-mail:
bit1@uqier.com
Address:
Peacock City University, Langfang Development Zone, Hebei Province, China
8 1/2” x 4 1/8” Core drilling bit
After several years' development,over 95% of our products are exported to the overseas market, such as Europe. America and Southeast Asia.
- Commodity name： 8 1/2” x 4 1/8” Core drilling bit
Email:
bit1@uqier.com
- Description
-
Features and Applications
Whieh has a double eone parabolie profile and heavy cutter density, designed for coring the medium hard formatioutilizing different patented pDC cutters enhanee the bits’s ability to drill in hard formation
Medium hard to hard formation with high compressive strength and thin abrasive layers. Rock type: Mudstone, limestoltanhydrite.
PDC drill bits, we can specially customize various sizes of three-blade, four-blade and five-blade for customers. Tailor-made according to the customer's requirements and provide detailed effect drawings for the customer to confirm the details of each parameter.
Product Parameter
Bit Size
8 1/2” x 4 1/8” Primary Cutter Size
13mm
Total Cutters
30
Gauge Length
1.5”
Make up Torque(KN.m)
13.4-16.3
Connection
川8-4
Operating Parameter
Rotary Speed(rpm)
40~150
Weight on Bit( KN )
40-80
Max.WOB(KN)
90
Flow Rate (lps )
10-30
Drawing
Previous:
Key words:
Roller bit | Drag bit | Hole opener
LANGFANG UQIER DRlLL BIT CO.,LTD
Optimum material, layer check production, focus on the production of all kinds of good quality drill bit.
Quality assurance of raw materials in large factories
Strength merchants have rich inventory
Customized processing of drawings and samples
Seiko and strict quality inspection
Integrity management intentions production
Fast proofing and fast delivery
Walk into the factory-feel the quality
We are equipped with a variety of production machines, do drill bit we are professional.
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What is the quality of raw materials?
Strengthen the incoming inspection of raw materials to ensure that each batch of raw materials meets the quality standards; regularly conduct quality audits of suppliers to ensure the effective operation of the supplier's production process and quality management system.
How about inventory?
Adopt advanced inventory management system to realize real-time monitoring and early warning of inventory, optimize inventory structure, reduce unnecessary inventory backlog, and conduct regular inventory inventory to ensure that the accounts match.
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Contact Information
Contact Phone：+86-18631696489
Whatsapp: +86-15532763985
Email：bit1@uqier.com
Address：Peacock City University, Langfang Development Zone, Hebei Province, China
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