China Core Drill Rig manufacturer
Jiangsu Sinocoredrill Exploration Equipment Co., Ltd
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Hole Opener Diamond Reaming Shell , BQ Back Reamer For Diamond Drill Bit

Hole Opener Diamond Reaming Shell , BQ Back Reamer For Diamond Drill Bit

Brand Name SINOCOREDRILL
Model Number BWL NWL HWL PWL
Certification CE ISO9001
Place of Origin CHINA
Minimum Order Quantity N/A
Payment Terms T/T
Supply Ability Based on Detailed Order
Delivery Time 30Days
Packaging Details Sea Delivery Package
Type Back Reamer / Reaming shells
Size BQ NQ HQ PQ
Application Act as a stabilizer for drill bit
Material Natural or synthetic diamond
Color Golden
HS code 820719
Brand SINOCOREDRILL
Detailed Product Description

Hole Opener Reaming Shell NQ HQ Diamond Reaming Shell / Back Reamer For Diamond Drill Bit

 

 

NQ HQ Diamond Reaming Shell/back reamer for drill bit

 

 

1.Test Report & MTC

2.Ready stock for normal sizes

3.Customized sizes welcomed

4.One stop service

 


Reaming shells are produced with diamond panel pads using specially chosen diamonds, although reaming shells generally last 3 - 4 times longer than core bits they should be retired as soon as they wear under gauge otherwise it could result in an undersize bore hole diameter which can mean reaming later.
 
Reaming shell is set with natural or synthetic diamond, and it is used to couple the drill bit with the core barrel. Its main function is to ream the hole to the correct constant specific diameter which ensures adequate clearance for the core barrel and sufficient clearance for the new bit which replaces an old one. It also acts as a stabilizer for drill bit.
 
 
Specifications:
 
'Q' series, 'T' series, 'T2'series and others.
 
Reliable quality and advanced German technology
 
More consistent & Stable performance
 
Competitive prices and longer lifespan
 
Professional OEM, superior grade quality, more than 10years manufacturing experience
 
 
 


 

Technicial Parameters

 

Core bitsReaming Shell
SizeO.D (mm)I.D (mm)SizeSet Diameter
(mm)
H95.76/95.3863.63/63.38HQ96.27/95.89
H3/HoTT95.76/95.3861.24/60.99HQ3/HQTT---
HWG(HX)98.98/98.6076.33/76.08HWG(HX)99.36/99.11
HMLC98.98/98.9663.63/63.38HMLC98.20/97.80
P122.30/121.8085.09/84.84PQ122.81/122.43
P3122.30/121.8083.18/82.93PQ3122.81/122.43
T2-7676.12/75.8761.82/61.57T2-7676.50/76.20
T2-101101.12/100.8083.82/83.57T2-101101.50/101.20

 

 

 
 
 
 
 
 
 
 
 

 
 

 
Product Tags: Hole Opener Diamond Reaming Shell   BQ Diamond Reaming Shell   BQ Back Reamer  
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