Tungten Carbide IADC 642 TCI Tricone Bit for Mining Rock Drilling

• Type: Core Drill
• Usage: Metal Drilling, Masonry Drilling, Well Drilling, Wood Drilling
• Certification: API
• Name: Tricone Drill Bit
• China: China Tricone Drill Bit
• China Bit: China TCI Tricone Bit
• Model NO.: ROS 2 7/8~26"
• Bit: China Roller Cone Bit
• Supplier: China Bit Supplier
• Drilling: Tricone Drill Bit Wiki
• Manufacturers: Tricone Rock Roller Bits Manufacturers
• Drill Bits: China Tricone Roller Cone Drill Bits
• Rock Bits: China Tricone Rock Bits
• New: 2017 Tricone Bits Manufacturing
• Transport Package: Wooden Box
• Specification: 2 7/8~26"
• Trademark: ROSCHEN
• Origin: China
• HS Code: 843143210
• Production Capacity: 2000

Product Description

Tungten Carbide IADC 437 TCI Tricone Bit for Mining Rock Drilling

Tungten Carbide IADC 437 8.5 inch TCI Tricone Bit for Mining Rock Drilling


Tungten Carbide IADC 437 TCI tricone bit for mining rock drilling   
 

Available sizes	From 2 7/8" to 26"
	larger sizes for hole opener bit, reamer bit
Advantage	most favourable price and best qualtity
Bearing type	sealed bearing and non-sealed bearing
	HJ(metal sealed journal bearing)
	HA (rubber sealed journal bearing)
	aircooled bearing type
Formation	soft, medium soft, hard,medium hard, very hard formation
Button size (extra features)	Button bit, saw teeth
	1)Y-Conical teeth
	2)X-Chisel teeth
	3)K-Wide teeth
	4)G-Gague protection
Application	petroleum & gas,water well, mining and tectonic industries,
	oil field, construction, geothermal,
	directional boring, and
	underground foundation work

 

Specifications
Blade Qty	3
Bit size	8 1/2inches
Std API pin shank	4 1/2 inches
IADC code	217
Weight	≈42kg
Operating parameter:
Rotary speed	60-120 R/min
Pump pressure	8-20 Mpa
Weight on bit	0.4-1.0KN

 

NO.	TRICONE ROCK BIT SIZE		API THREAD REG.PIN
	in	mm
1	3 3/4	95.3	2 3/8
2	3 7/8	98.4	2 3/8
3	4 1/8	104.8	2 3/8
4	4 1/4	108	2 3/8
5	4 1/2	114.3	2 3/8
6	4 5/8	117.5	2 7/8
7	4 3/4	120.7	2 7/8
8	4 7/8	123.8	2 7/8
9	5 1/2	139.7	3 1/2
10	5 5/8	142.9	3 1/2
11	5 2/3	143.9	3 1/2
12	4 3/4	146.1	3 1/2
13	5 7/8	149.2	3 1/2
14	6	152.4	3 1/2
15	6 1/8	155.6	3 1/2
16	6 1/4	158.8	3 1/2
17	6 1/2	165.1	3 1/2
18	6 5/8	168.3	3 1/2
19	6 3/4	171.5	3 1/2
20	7 1/2	190.5	4 1/2
21	7 5/8	193.7	4 1/2
22	7 7/8	200	4 1/2
23	8 3/8	212.7	4 1/2
24	8 1/2	215.9	4 1/2
25	8 5/8	219.1	4 1/2
26	8 3/4	222.3	4 1/2
27	9 1/2	241.3	6 5/8
28	9 5/8	244.5	6 5/8
29	9 7/8	250.8	6 5/8
30	10 1/2	266.7	6 5/8
31	10 5/8	269.9	6 5/8
32	11	279.4	6 5/8
33	11 5/8	295.3	6 5/8
34	12	304.8	6 5/8
35	12 1/4	311.2	6 5/8
36	12  5/16	312.7	6 5/8
37	13 3/8	314.3	6 5/8
38	12  7/16	315.9	6 5/8
39	12 5/8	320.7	6 5/8
40	13 1/8	333.4	6 5/8
41	13 1/2	342.9	6 5/8
42	13 5/8	346.1	6 5/8
43	13 3/4	349.3	6 5/8
44	14 1/2	368.3	7 5/8
45	14 3/4	374.7	7 5/8
46	15 1/2	393.7	7 5/8
47	16	406.4	7 5/8
48	17 1/2	444.5	7 5/8
49	18 7/8	479.4	7 5/8
50	20	508	7 5/8
51	22	558.8	7 5/8
52	24	609.6	7 5/8
53	26	660.4	7 5/8
54	28	711.2	7 5/8
55	30	762	7 5/8

FAQ


Q: Are you a manufacturer or trading company?
A: We are a specialized manufacturer.

Q: How about the delivery terms?
1. Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and rest before delivery.
2. Min. order quantity: 1 piece.
3. Transportation: By DHL/TNT/Fedex express, air, sea, train.

Q: How about discount?
A: Price is based on products and order quantity.

Q: Do you accept sample order?
A: Yes sure, please contact us for details.

Q: How about your after-sales service?
A: As a manufacturer, we offer promt technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.

Q: How does your company control the quality?
A: Quality first. In order to guarantee high quality for our products, Roschen always makes a serious inspection for all products and raw materials in strict procedure. We have obtained certificate of ISO9001:2000 in 2004.
 









For more information please contact:


 
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED 
 
 
Website: http://roschen.en.made-in-china.com 
 ; http://roschen.en.made-in-china.com 
http://roschen.en.made-in-china.com