hemispherical bit thread button bit from China for hardness rock

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Loading Port:
Tianjin
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TT OR LC
Min Order Qty:
20 pc
Supply Capability:
10000 pc/month

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Product Description:

 

We are specialized in rock drilling toolssuch as taper button bit, thread button bit, Integral drill rod, DTH bit, DTH hammer, Air leg rock drill, Excavator Mounted rock driling and splitter, expansive mortar.

 

Product:

Thread Button Bits: High quality and several thread with various carbide tips like YK05 are available. All products can be developed upon customers' request. Premium designs and steel and premium tungsten carbide insert grade T6 supplied by Boart Long year, Offers industry-leading strength and penetration rates for more productivity, Excellent straightness and hole clean quality, Get max. drilling performance for rock drills with long life to save up fuel cost rate. 

hemispherical bit thread button bit from China for hardness rock

 

Description of button bit:

Our company supply all kind of button bits with Rope thread

R32-43MM, R32-45MM, R32-51, R32-64, R32-76;

T38-64, T38-76MM, T38-89, T38-102MM;

T45-76MM, T45-89MM, T45-102MM;

T51-89MM, T51-102MM, T51-127MM etc.

all face design, flat face, drop-center face, normal body and retrac body.more

 

Specification of button bit:

Thread

Diameter range

Skirt Design

Face Design

Button Design

R22

35 – 45mm

Normal

Flat Face
Drop Centre

Hemispherical
Ballistic

R25

33 – 57mm

Normal

Flat Face
Drop Centre

Hemispherical
Ballistic

R28

36 – 51mm

Normal

Flat Face
Drop Centre

Hemispherical
Ballistic

R32

41 – 89mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

R35

48 – 51mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

R38

64 – 102mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

T38

57 – 102mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

T45

70 – 127mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

T51

76 – 140mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

T60

89 – 140mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

ST58

89 – 140mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

GT60

93 – 140mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

ST68

102 – 152mm

Normal
Retrac

Flat Face
Drop Centre

Hemispherical
Ballistic
Conical

 

hemispherical bit thread button bit from China for hardness rock

hemispherical bit thread button bit from China for hardness rock

 

Company Profile:

CNBM is the largest state-owned enterprise in China building material & equipment industry. Up until October of 2011, our total assets exceeded RMB 190 billion, with 130,000 employees and over 300 subordinate companies. In the year 2012, we are ranked as No. 365 in World Top 500 Enterprises by Fortune, and No. 2 in global building materials industry, second only to Saint-Gobain.

hemispherical bit thread button bit from China for hardness rock

hemispherical bit thread button bit from China for hardness rock

hemispherical bit thread button bit from China for hardness rock

FAQ:

1. Q: Can I get some samples?

A: We are honored to offer you samples for quality check.

2. Q: Do you have the products in stock?

A : Yes , We have sample for several models now could supply to you.

3. Q: What’s the delivery time?

A: It usually takes about 25 days to produce an order. But the exact delivery time might be different for different orders or at different time.

4. Q: Can I mix different models in one container?

A: Yes, different models can be mixed in one container, but the quantity of each model should not be less than MOQ.

5. Q: How does your factory do regarding quality control?

A: Quality is priority. Rock drilling tools workers always attach great importance to quality control from the every beginning to the end of the production. Every product will be fully assembled and carefully tested before it's packed for shipment.

6. Q: Will you deliver the right goods as ordered? How can I trust you?

A: Yes, we will. Our company is world top 500, that is the biggest supplier and manufacture in China, having a good reputation around the world.

7. Q: What's the payment you accept ?

A: As usual our payment is T/T, other payment can consider.

As the largest manufacturer and exporter of building materials in China, we avail ourselves of this opportunity to approach you for mutual-beneficial cooperation. If you want to know more, pls contact me freely.

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Q:Drill bit specifications
The drill bit is also called the engineering thin-wall drill bit.There are many models, usually from 18mm to 350mm. The length is 370. Four hundred and fifty
Q:What chisel drills are used for building water utilities?
Now is the use of play slot machine, before impact drill plus pointed and flat chisel and hammer.1, can use the slotted line pipe cutting machine, can also use the shovel,2, the most simple and practical way to slot the box is to use diamond in the groove where the direct drilling,3. The diameter of the hole is determined by the size of the wire box. For example, 86 of the wire boxes can use 100 of the drill bits.4. The depth of the wire box is the depth of the borehole.5, knocking out a hole in the middle of bricks and then trimming.6, such open line box groove position standards, size appropriate, also easy to use mortar filling fixed.
Q:How do we calculate the length of a drill for a bored pile drill?
Pile system refers to the construction site by mechanical drilling steel soil compaction or human mining method in the foundation pile hole in form, and placed in the steel cage, pouring concrete piles and made, in accordance with the different drilling method, grouting pile can be divided into cast-in-place pile, bored pile and digging pile and other types of. Bored pile is a kind of pile type defined according to the method of pile formation.
Q:How big is the smallest bit?
A drill bit (Drills) is a tool used to drill through holes or blind holes in solid material and to expand existing holes. The commonly used drills are mainly twist drills, flat drills, center drills, deep hole drills and casing drills. Reaming drill and countersink drill is not in solid material drilling, but it is also customary to put them in a bit.
Q:The basic angle of twist drill
Front angle gamma Om (since the front surface of the twist drill is a spiral surface, the front angles of the points on the main cutting edge are different. From the outside, the center angle decreases gradually. The rake angle at the nose point is about 30 degrees, and about -30 degrees near the cross edge. The front angle on the cross edge is -50 degrees to -60 degrees.
Q:What drill holes are used in stainless steel basins?
Crazy, what do you want to do?. If the drill or two eyes, ordinary bits, slow speed can. If you drill it into a sieve, choose a high temperature resistant steel bit. To the hardware store to ask, buy a professional drill stainless steel twist drill, it can save effort point.
Q:What brand of drill iron?
There are many kinds of drill bits, mainly based on their different uses, which is what to drill and what kind of drill bits to use.
Q:With what drilling steel
Tungsten steel (hard alloy) with high hardness, strength and toughness, good wear resistance, heat resistance, corrosion resistance and a series of excellent performance, especially high hardness and wear resistance of it, even at a temperature of 500 DEG C also remained unchanged, at 1000 degrees C still have high hardness.
Q:What drills are used in tapping 304 stainless steel?
Alloy bit generally refers to the hard alloy bit, divided into integral, welded, indexable inserts and removable head. The main components of cemented carbide are tungsten carbide, cobalt, etc., the hardness is relatively high, generally above HRC90 degrees, and it is suitable for batch processing and hard processing.
Q:Tap 10 taps, what size drills do we use?
In general, with nominal diameter equal to the diameter of the bottom hole pitch reduction. 10-1.5=8.5, that's 8.5. However, if the quarterly demand is high, follow the formula below:D1=d-5H/8 H=0.866p:D1-- drilling diameterD - thread diameterH - theoretical height of threaded teethP - pitch

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