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Product Specification

Brand Name : GW Type : Drill Bit Machine Type : Drilling Tool Material : tungsten carbide Processing Type : Forging Use : well,coal, mining Certification : -
Content : 8%Co, 92%Wc Grade : Yk05,Yk15,Yg15c,Yg20c and Customized Delivery Time : 20-25 Days Surface : Polish or Ground

Product Description

ZhuzhouGrewin Tungsten Carbide Tools Co., Ltd has more than 20 years experience in carbide products manufacture. Grewin Carbide brand products are sold to more than 50 countries in the world, such as Europe, USA, south east Asia, middle east, south America, etc.

If you need any carbide products, I will be glad to send our offer.

Thank you.



Best Regards,

Mr. Xia



Button Bits advantage:

drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks. Besides, we can design customized thread drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.

(1)Thread: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60

(2)Diameter: 38-127mm.



OEM and ODM--- We can design and manufacture according to customers's samples or drawings of the Bit Dia., No. Of air/water holes, carbide shape and the face shape.



Super Quality--- Our bit is made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy.



Global Reputation--- The taper drill bit is widely used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc. Our clients

Are all over the world, like Germany, Spain, Italy, Russia, Japan, India, Australia, Mexico, Colombia, Brazil,

Chile, South Africa...Etc. We have very good reputation worldwide!



Before Official Order, please confirm below informations:

(1)  Type

(2) Standard or Retrac

(3) Bit shape (tip shape)--Spherical or Ballistic

(4) Bit face shape--Drop Center, Flat Face, Convex, Concave, etc...


 





















































































 
Grade

Density

g/cm3


TRS

MPa


Hardness

HRA


Performance & application recommended


YG4C


15.10


1800


90.0


Mainly used as small s for percussion bits to cut soft and medium hard formations.


YG6


14.95


1900


90.5


For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits and scraping knife bits, used in geological prospecting, coal mining and oil well boring.


YG8


14.80


2200


89.5


For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits and scraping knife bits, used in geological prospecting, coal mining and oil well boring.


YK05


14.95


2500


90.5


Mostly used as the s of small and medium sized percussion bits and as the inserts of rotary prospecting bits to cut soft and medium hard formations.


YG8C


14.80


2400


88.5


YK15


14.60


2450


87.6


Suitable to strips, conical s for rotary percussion-resistant, geological prospection s, cut soft and medium hard formations.


YK20


14.40


2500


86.8


Primarily for the s and inserts of rotary percussion bits to cut medium-hard and hard formations.


YK25


14.40


2550


87.2


Primarily for the s and inserts of rotary percussion bits to cut medium-hard and very hard formations.


YG11C


14.40


2700


86.5


Largely for the inserts and s of percussion bits and tricone bits to cut medium-hard, hard, and very hard formations.


YG13C


14.2


2850


86.0


Primarily for the s of tricone bits and inserts of rotary percussion bits to cut hard and very hard formations.


YG15C


14.0


3000


85.5


For oil cone drill bits, for medium soft and medium-hard rock

Contact Us

Contact Person : XIA

Company:Zhuzhou Grewin Tungsten Carbide Tools Co

Address:Zhuzhou, Hunan, China,

To,

XIA < Zhuzhou Grewin Tungsten Carbide Tools Co >
I want to know:

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