Surface set diamond core bits can be used with any type of core barrels.By varying the diamond grade,size,quality and matrix hardness and crown shape.
To avoid excessive matrix wear at the leading edge of each segment.Tingsten carbide inserts are fitted on each side of the waterway.This kind of bits cannot be used in broken or loose formation.
Diamond stone size: Stones Per Carat (spc)
10/15 spc: Soft to Medium Formation
20/25 spc: Medium to Hard Formation
30/40 spc: Medium Hard to Hard Formation
40/60 spc: Hard Formation
60/80 spc: Hard to Very Hard Formation
FACE PROFILES
Semi Round : Standard profile. Very strong in hard broken formation.
Stepped : High penetration and stability but fragile in hard fractured formation.
Conical : Good penetration rate and stability. Stronger than stepped profile.
Pilot : Good core recovery in soft, friable formation especially when used with face discharge. Good stablisation but fragile nose.
Biconical : Only used on thick kerf core bits in soft unfractured formation.
Size Available:
Q series:AQ,BQ,NQ,HQ,PQ,BQ3,NQ3/NQTT,NQ2,HQ3/HQTT,PQ3/PQTT
T2 Series: T2 46,T2 56,T2 66,T2 76,T2 86,T2 101
T6 Series: T6 76,T6 86,T6 101,T6 116,T6 131,T6 146, T6S 101
T Series: T36,T46,T56,T66,T76,T86
Z Series: Z46,Z56,Z66,Z76,Z86,Z101,Z116,Z131,Z146
B Series: B36,B46,B56,B66,B76,B86,B101,B116,B131,B146
WF Series: HWF,PWF,SWF,UWF,ZWF
WT Series: RWT,EWT,AWT,BWT,NWT,HWT
WM Series: EWM,AWM,BWM,NWM
WG Series: EWG,AWG,BWG,NWG,HWG
Others: NMLC,HMLC,LTK48,LTK60,BGM,NGM,ADBG,TBW,TNW,
ATW,BTW,NTW,NXD3,AX,NX,NXC,AXT,T6H,4 9/16,NWD4,412F,SK6L146,
TT46,TB56,TS116,CHD10
PRODUCTS
CONTACT US
Hunan DIYFIA Group Company
Add: R2105, Xingfu Road, Tianxin Area, Changsha City, Hunan, China
Office No.: +86 0731 85786177
Fax: +86 0731 85535877
https://diyfia.en.alibaba.com/
HUNAN DIYFIA GROUP COMPANY
0731-85786177
Addr :Address: F25, 1 Building, Yingxin Road, Yuhua Area, Changsha City, Hunan, China.
Mobile:13875958166(Snow Huang)
Phone:0731-85786177
E-mail:diyfia@diyfia.com