China T2 Diamond Core Drill Bits With Diameter 101, 86, 76, 66, 56mm for sale

T2 Diamond Core Drill Bits With Diameter 101, 86, 76, 66, 56mm

Price Negotiable

Price: Negotiable

MOQ: 1 Piece

Delivery Time: Negotiable

Brand: Aoxing

Product Description

T2 Diamond Core Drill Bits with Diameter 101, 86, 76, 66, 56mm

T2 series core bits are used for surface exploration with the T2 series core barrel.

The main crown technical parameters of impregnated diamond core bits include diamond grade,size,
concentrarion and quality,matrix hardness and crown shapes. The users can make rational selections according to the formations to be drilled.

To avoid excessive bit wear, tungsten carbide inserts are used on both sides on the waterway, and gage stones are a bit larger.

T Series Bit

No.	Std.	Item	OD*ID(mm)	Crown Height	SN.
1	T2-46	diamond bit	46.0*31.7	C6	K3 K5 K7 K9
2	T2-56	diamond bit	56.0*41.7	C6	K3 K5 K7 K9
3	T2-66	diamond bit	66.0*51.7	C6	K3 K5 K7 K9
4	T2-76	diamond bit	76.0*61.7	C6	K3 K5 K7 K9
5	T2-86	diamond bit	86.0*71.7	C6	K3 K5 K7 K9
6	T2-101	diamond bit	101.0*83.7	C6	K3 K5 K7 K9
7	T6-76	diamond bit	76.0*57.0	C6 C9	K3 K5 K7 K9
8	T6-86	diamond bit	86.0*67.0	C6 C9	K3 K5 K7 K9
9	T6-101	diamond bit	101.0*79.0	C6 C9	K3 K5 K7 K9
10	T6-116	diamond bit	116.0*93.0	C6 C9	K3 K5 K7 K9
11	T6-131	diamond bit	131.0*108.0	C6 C9	K3 K5 K7 K9
12	T6-146	diamond bit	146.0*123.0	C6 C9	K3 K5 K7 K9
13	T6S-76	diamond bit	76.3*47.7	C6 C9	K3 K5 K7 K9
14*	T6S-86	diamond bit	86.3*57.7	C6 C9	K3 K5 K7 K9
15	T6S-101	diamond bit	101.3*71.7	C6 C9	K3 K5 K7 K9
16	T6S-116	diamond bit	116.3*85.7	C6 C9	K3 K5 K7 K9
17	T6S-131	diamond bit	131.3*100.7	C6 C9	K3 K5 K7 K9
18	T36	diamond bit	36.0*21.7	C6	K3 K5 K7 K9
19	TT46	diamond bit	46.0*35.2	C6	K3 K5 K7 K9
20	TT56	diamond bit	56.0*45.2	C6	K3 K5 K7 K9

Hardness table

Rock Type	Rock Hardness	Abrasiveness	Hardness NO.
Clay,Shale,Ash Stone,Gypsum,Tuff,Serpentinite,Calcite, Coal,Argillite,Volcanics,Sandly Pebble	Soft	Medium	BST 1/3
Sandstone,Lithoid Limestone, Limonite	Medium Soft	Very High	BST 3/5
Sandstone,Lithoid Limestone, Limonite	Medium Soft	Very High	BST 3/5
Medium Hard Sandstone,Hard Shale, Hard Ash Stone,Dolomitic,Marble,Hard Schist, Hard Streak Stone,Siltstone,Andestite	Medium	High	BST 5/7
Peridotite,Gneiss,Limonite	Medium Hard	Medium High	BST 7/9
Pegmatite,Schist,Norite,Syenite,Gabbro,Peridotite, Grandiorite,Granite,Basalt,Hard Streak Stone	Hard	Medium To Low	BST 9/11
Amphibolite,Diorite,Rhyolite,Quartzite	Very Hard	Medium To Low	BST 11
Silicious,Hard Sandstone,Rhyolite, Dense Quartzite,Ironstone,Taconite,Jasperite,Chert	Utral Hard	Low	BST 14