Ql80-Ql240 Concave Bit for Mining Drilling

• After-sales Service: Available
• Warranty: One Year
• Certification: ISO 9001:2015
• Standard: GB
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Model NO.: QL80-240
• Material: Alloy Steel
• Size: Ql80-240
• Bit Face: Spherical,Concave,Flat
• Application: Water Well,Mining
• Matched DTH Hammer: Ql80 Hammer
• Painting: Yellow, Blue, as Customer Needed
• Marketing Type: Hot Products 2023
• Transport Package: Plywooden Case
• Specification: 9 1/2inch
• Trademark: Teamwhole
• Origin: Hunan, China
• HS Code: 82071990
• Production Capacity: 5000PCS

Product Description

 General Introduction

Product Description

Changsha Tianhe Drilling Tools and Machinery Co., Ltd.

Product Description: DTH Bits

Changsha Tianhe Drilling Teamwhole specializes in producing a wide range of TH bits, ranging from 3"-47" (76mm-1200mm) in diameter. Our DTH bits are compatible with international brands such as BR, MACH, DHD, COP, IR, NUMA, SD, QL, MISSION, and more.

Our DTH bits are made from high-quality alloy steel and undergo advanced heat treatment for exceptional durability. The face of our Teamwhole brand DTH bits comes in various shapes, including concave, flat, drop center, and convex.

Features:

1. Reliable quality and long service life, with rare abnormal breakage during usage.


2. Good flushing effect ensures high drilling rate.


3. Strict quality warranty and compensation rules.

Bit Face Shape Selection:

1. Drop Center Bit: Designed for high penetration rates in soft to medium-hard and fissured rock formations. Suitable for low to medium air pressures and offers maximum hole deviation control.


2. Concave Face: An all-around application bit face specifically designed for medium-hard and homogeneous rock formations. Provides good hole deviation control and flushing capacity.


3. Convex Face: Ideal for high penetration rates in soft to medium-hard formations with low to medium air pressures. Offers the most resistance to steel wash but may have poor hole deviation control.


4. Flat Face: Suitable for hard to very hard and abrasive rock formations with high air pressures. Provides good penetration rates and resistance to steel wash.

 

 Raw Material

TEAMWHOLE QL80-203mm Bit Specifications

Changsha Tianhe Drilling Tools and Machinery Co., Ltd. presents the QL80-203mm Bit, a first-class special alloy steel tool designed for high strength, heat resistance, and durability. This bit is perfect for various drilling applications.

Features:

• Constructed from high-quality steel


• Offers exceptional strength and durability


• Resistant to heat and wear


• Utilizes the best tungsten carbides from China


• Also available with tungsten carbide from Europe

Specifications:

• Bit Model: QL80-203mm


• Material: Special alloy steel


• Size: 203mm

Choose the TEAMWHOLE QL80-203mm Bit for superior drilling performance. Order now and experience the reliability and efficiency of our top-quality drilling tools.

  

DTH BIT model		QL80-240mm bit
Diameter		No*Butotn diameter,mm		Flushing holes	Weight
mm	Inch	Gauge buttons	Front buttons
203	8	12*19MM	20*18MM	2	60

 

Matched DTH Hammer

Introducing the QL80-Ql240 Concave Bit for Mining Drilling by Changsha Tianhe Drilling Tools and Machinery Co., Ltd. This high-quality drilling tool is perfect for water well drilling and rock drilling. Upgrade your drilling equipment with this reliable and efficient concave bit.

Model	Working  pressure	Thread Type	Outer diameter
Teamwhole QL80	10 bar ~ 24 Bar	API 4 1/2"Reg Pin	185mm

 

DTH Bit Face and Carbides Shape

Explore our range of DTH bits in different sizes. Choose from QL80-Ql240 concave bits for mining drilling. Our high-quality drill bits are designed for water well drilling, DTH hammer drilling, and rock drilling. Trust our reliable drilling equipment and tools for efficient and effective drilling.

 

Matched DTH Hammer inch	Bit diameter		Qty*Button Dia(mm)		Air holes	Weight	Bit shank
	mm	inch	Gauge	Front	pcs	kg
2"	70mm	2 3/4"	6*10mm	4*8mm	2	3	BR2
	76mm	3"	6*12mm	5*10mm	2	3.6
3"	95mm	3 3/4"	6*14mm	4*13mm	2	4.5	BR3,BR33,COP32
	102mm	4"	6*14mm	5*13mm	2	5.9
3.5"	90mm	3.5"	6*14mm	4*13mm	2	4.9	DHD3.5
	102mm	4"	6*14mm	5*13mm	2	5.9
4"	105mm	4 1/8"	7*14mm	6*13mm	2	8	DHD340,COP44 QL40,M40,SD4
	130mm	5"	8*14mm	7*14mm	2	10
5"	140mm	5.5"	7*18mm	7*14mm	2	15.5	DHD350,QL50,SD5 M50
	152mm	6"	8*18mm	8*14mm	2	16.5
6"	165mm	6 1/2"	8*18mm	8*16mm	2	24.5	DHD360,SD6,QL60 M60
	171mm	6 3/4"	8*18mm	4*18mm+4*16mm	2	25
8"	203mm	8"	9*18mm	6*18mm+4*16mm	3	46	DHD380,SD8,QL80 M80
	254mm	10"	10*18mm	6*18mm+9*16mm	3	60
10"	254mm	10"	14*18mm	12*18mm+9*16mm	3	90	TH10,SD10,NUMA100
	305mm	12"	14*18mm	14*18mm+11*16mm	3	120
12"	350mm	13 3/4"	15*19mm	24*19mm+15*16mm	3	190	DHD112,SD12, NUMA120,NUMA125
	400mm	15 3/4"	30*19mm	18*19mm+22*16mm	3	230
14"	430mm	17"	30*20mm	18*19mm+25*16mm	3	245	TK14,NUMA125
	560mm	22"	36*20mm	60*19mm	3	300
18"	550mm	21 5/8"	48*19mm	90*18mm	6	560	TK18,NUMA180
	700mm	27.5"	48*20mm	60*19mm+73*18mm	6	740
24""	780mm	30 3/4"	54*20mm	66*20mm+90*18mm	6	1265	TK24,NUMA240
	1000mm	39"	78*20mm	154*18mm	6	1500

Changsha Tianhe Drilling Tools and Machinery Co., Ltd. offers the QL80-Ql240 Concave Bit for various drilling applications, including water well drilling, geothermal hole drilling, and hole blasting. This high-quality bit is designed for efficient and effective mining drilling, making it an excellent choice for drilling professionals. Trust in our reliable drilling equipment and tools to get the job done.

 

 Package