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drill Bit, 1.Low/High Pressure;, 2.DTH drill bit;Rock drill bit, 3.Drill diameter:76,80,90,110,115,120,100,105mm - details see: https://www.machineto.com/alloy-or-tungsten-carbide-low-high-pressure-mining-dth-rock-drill-bit-10316976

Alloy or Tungsten Carbide Low Pressure drill bit/High Pressure Mining DTH Rock drill bit

Product Shows

1.Picture of drill rock bits

2. Descriptions ofdrill bit

Usage:

Suitable for powerful percussive drilling and top hammers with high speed drifter,

the products are widely used in bench and production drilling, extensional drilling ,

our products with comparative advantages of the more prominent cost-effective as the

famous brand in the world, our products have been recognized as high-quality brand of

rock drilling tools made in China.

We providetypes of RockBitDrilling:

I .Taper connection rock drilling bits.

1.> Chisel Type Bits (The diamater from32mm to60mm)

2.> Cross Type Bits (The diameter from32mm to60mm)

II. Screw Joint rock drill bits,screw connecting sleeve.

1.>R-screw drill ,screw connecting sleeve. ( R28,R32,R38 The diameter is form38mm to 102mm)

2.>T-screw drill ,screw connecting sleeve. (T38,T45,T51 The diameyer is form76mm to 127mm)

III. Down the hole impact drill .

1.>Down the hole rock drilling withlow air pressure. (The diameter from66 to 140mm)

2.>Down the hole rock drilling withhigh air pressure. (The diameter from 90 to 178mm)

At present,Highpressure DTHdrillbit,currently used inthe form offacedesign, there are four types: theconvexface,flatface,concavefaceand the endfurrowcenter type.More choice ofballcarbideteeth,shellsandbombsteeth orball gearteethtoothclothsharedway.
1, ConvexFace type : Thisdrilltwo forms, singleand doublebossbossesface, which ismainly used forlarge diameterdrill hole.ConvexfaceDTHdrilldrillinginhardandabrasiverockhardwhen youcan maintaina highdrillingrate, butdrillingflatnessis poor,does not apply toblastholedrillingrequires highflatnessworks.
2, FlatFace Type:The shape of thedrillrelativelydurable,suitable fordrillinghardand veryhard rock,but also fordrillingblast holesflatnessless demandingofthe hardrock andsoft rock.
3, ConcaveFaceType:The shape of thedrill headhasa conicalend face ofthe recessed portion,isformed during thedrillingbitin thenucleation ofmildto maintaintheperformanceofthe drill bit,drillingaboreholein a straight linewitha betterdegree, thisdrillplatoonpowderis good,fastdrilling speed, is currentlyon the marketuse moredrill hole.
4, The endfurrowcenter type:The shape of thedrillis madeof the same typeballthe evolutionofbutton bits,drill bithaving acentral portion ofthe end surface ofthe central portionfurrow.Fordrillingduringnucleation,blast holedrillingdeep holesto ensureflatness,only applies todrillinginsoft rockandhardrock.

Company show

1.About us

We are located in Zhengzhou City, Henan Province, the Central area of China with convenient transportation access.

All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.We now have over 100 employees, an annual sales figure that exceeds USD 10 million and are currently

exporting 45% of our production worldwide.

About Kai Shan Group:

1- Established in 1956 ,Specialized inrock drill bitsline more than 50 years.

2- National Free-inspection Product.

3-Have advanced machining centers, automatic production line shape and heat treatment equipment setc 500 sets from the United Kingdom,United States,Japan,Germany etc.

4-Exported to Asia/South America/Mongolia/ Russia/ South-Africa etc . Have global customers.

5-Has got ISO900:2008 and many quality system certificates.

2.Certifications

4. Our Market

20%North America
20%Southeast Asia
20%Mid East
20%Eastern Asia

Contact Information:

If you are interested in ourdrill bits,pls feel free to contact me,many thanks