Wire-line Diamond Impregnated Bit
Wire-line Diamond Impregnated Bit
Wire-line Diamond Impregnated Bit

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Wire-line Diamond Impregnated Bit

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Model No. : 01
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Product description


CROWN HEIGHT
Short depth holes 7mm
Short to medium depth holes 10mm
Deep holes 14mm
 
FEATURES&BENEFITS
* Simplified bit selection
* Increased productivity
* Reduced inventory
* High performance
*Streamline application based product offering
  
STANDARD SPECIFICATION
ITEM DIAMOND BIT REAMING SHELL
"Q"
Series
Wireline
Size Bit-set OD Bit-set ID
mm inch mm inch mm inch
AQ 47.60 1.88 26.97 1.06 48.00 1.89
BQ 59.50 2.35 36.40 1.43 59.90 2.36
NQ 75.30 2.97 47.60 1.88 75.70 2.98
HQ 95.58 3.77 63.50 2.50 96.00 3.78
PQ 122.00 4.80 84.96 3.35 122.60 4.83
 
APPLICATION
Application 1 Soft to medium hard rock with abrasive and fractured to competent formations  Matrix series 1-4
Application 2 Medium hard to hard rock with slightly abrasive and slightly broken to competent formations  Matrix series 5-8
Application 3 Hard to very hard rock with competent formations Matrix series 9-10
  
MATRIX SERIES
Rock Group Formation Description Rock Type
1-4 Soft to medium hard
Very abrasive to slightly abrasive
Very fractured to slightly broken
Unmetamorphosed or weakly metamorphosed shales,
Sandstone and limestone
5 Medium hard
Abrasive
Moderately fractured to slightly
broken
Limestone and dolomite.
Weathered granite and gneiss.
Serpentinite and metaperidotite.
6 Medium hard
Moderately abrasive
Moderately fractured to slightly
broken
Unmetamorphosed or weakly metamorphosed diorite,
Gabbro, peridotite and gneiss.
Basalt, andesite.
7 Medium hard - hard
Moderately abrasive
Slightly fractured to competent
Metabasalt, amphibolite.
Metamorphosed diorite and gabbro.
Diabase.
8 Hard
Slightly abrasive
Competent
Quartz rich skarn.
Granite and pegmatite
9 Very hard
Slightly abrasive
Very competent
Metamorphosed granitic rock and quartz rich gneiss.
10 Extremely hard
Non-abrasive, fine grained
Very competent
Chert and jasperite.
Quartzite.
Highly metamorphosed volcanic.

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