China 3.5 Inch DHD3.5 Convex Spherical PDC Button DTH Drill Bits for Water Well Drilling and Mining with ce certificate top quality Good price

Item Description

-Item Transient-

The drill physique of the product is 42crmo. 42CrMo metal belongs to ultra-substantial-power steel, with large energy and toughness, good hardenability, no apparent mood brittleness, large tiredness limit and resistance to a number of impacts following quenching and tempering. Potential, low temperature effect toughness is excellent. The steel is suited for the manufacture of big and medium-sized plastic molds that call for particular power and toughness. Alloy quality: YK05.
CIR Series DTH Drill Bits Product Description

DTH Drill little bit functions:
Fast drilling and retrieval!Substantial effectiveness, lower labor intensity of staff!

DTH Drill bit use: 
Widely used in earth and stone CZPT mining Wells drilling design projects drilling Wells edge pillar support.

DTH Drill bit product:
Medium/Minimal wind stress DTH Drill little bit:80 ninety one hundred 110 120 130 a hundred and forty a hundred and fifty a hundred and eighty 185 two hundred 220
Higher wind strain DTH Drill little bit:a hundred and fifteen 127 138 152 one hundred sixty five 178 195 203 216 240 254 304

DTH Drill little bit variety:
Medium/Low wind pressure DTH Drill little bit,Higher wind stress DTH Drill little bit

DTH hammer model:
Medium/reduced wind force DTH hammer:CIR65 CIR70 CIR90 CIR110 CIR130 CIR150 CIR170 CIR200        
Higher wind pressure DTH hammer:DHD340 DHD350 DHD360 DHD380 N125 SD12

DTH HAMMER software scope:
Widely utilised in metallurgical, coal, chemical, constructing materials are not active mines and h2o conservancy, hydropower, freeway and railway defense construction projects, and so on. Appropriate for dry wind water mixing and shotgun-gap drinking water gushing damp procedure, reputable functionality, is the perfect drilling hole and rock drilling tools.

DTH HAMMER application scope:
When the effect stroke commences, piston and disc are in the higher situation, air pressure passes via radial holes in the bonnet and seat into the higher chamber of the cylinder, push the piston down at higher speed to affect the drill little bit. When the piston goes to the spline keyway of the bushing is closed, Force in the lower cavity commences to rise, the centre hole at the leading of the piston leaves the valve rod, ventilate the upper chamber, drop in stress conclude of function trip. When the piston hits the finish of the little bit, since of the higher and decrease force variation, the valve disc reverses and the piston returns to the stroke repeatedly.

- DTH hammer bits benefits -

Drill Diameter The connection specification Alloy (star) Stomates Excess weight(KG) Notes
fifty 29×4 five 1 1 With variety fifty   hammer
sixty five 37×4 6 1 one.4 With sort sixty   hammer
76 44×4 eight two 2.two With type 70   hammer
eighty 50×6 8 two three.two With sort 80   hammer
90 54×6 ten/eleven two/three three.9 With variety 90   hammer
a hundred 54×6 ten/eleven 2/three 4.1 With kind ninety   hammer
a hundred and ten 54×6/60×4/65×6 13 two/3 six. With type 90/100B/one hundred ten hammer
120 54×6/60×4/65×6 twelve/13 2/three six.2 With variety ninety/100B/a hundred and ten hammer
130 54×6/60×4/65×6 fifteen 3 7.2 With variety 90/100B/110 hammer
140 60×4/65×6 15 3 7.9 With kind 100B/a hundred and ten hammer
145 60×4/65×6 sixteen three eight.2 With sort 100B/110 hammer
a hundred and fifty 60×4/65×6/90×6 16/20 three 8.6-19.8 With sort 100B
/a hundred and ten/one hundred fifty hammer
one hundred sixty 65×6/90×6 20/21 3 19.3 With kind a hundred and ten/one hundred fifty hammer
170 65×6/90×6 twenty three 19.eight With variety one hundred ten/150 hammer
a hundred seventy five 65×6/90×6 twenty/21 3 20 With variety 110/one hundred fifty hammer
one hundred eighty 65×6/90×6 20 3 21.six With sort one hundred ten/one hundred fifty hammer
200 90×6 twenty 3 24 With kind a hundred and fifty hammer
105 64×8 13 two 8 With type 340 hammer
one hundred fifteen 64×8 13 two 8.5 With sort 340 hammer
a hundred and forty 82×8 fourteen 2 12 With sort 350 hammer

-DTH hammer bits benefits -

The ball tooth:
It is mainly utilised for DTH drill little bit edge enamel, ideal for very hard rocks with sturdy abrasivity.
Parabolic tooth:
It is mostly utilised in DTH drill bit facet and middle tooth, appropriate for rocks with medium and difficult use.
Warhead tooth:
It is mainly used in DTH drill bit middle teeth, suited for abrasive medium hardness medium rocks. The soft rock can also be created edge teeth.
Sharp tooth:
Primarily used in DTH drill little bit center teeth, appropriate for gentle rocks with higher drilling speed and low tooth fracture price.

-DTH hammer bits benefits -

1.Thanks to the special inside structure of the DTH hammer designed in accordance to the most current drilling theory, it can give the optimum power for the bit, with higher drilling velocity and low gasoline usage.
2.Because of to the use of higher-top quality alloy steel resources and CZPT d processing technologies, the performance of DTH hammer is stable and its services existence is CZPT .
three.Since of the straightforward and trustworthy inner framework, the hammer is simple to disassemble, minimal failure rate and simple to maintain.
4.Because of to the multi thread connection of chuck and hydraulic cylinder, it is easy to different the drill from the hammer.
5.Interchangeable with DTH little bit and drill pipe.Our organization gives lower stress DTH Drill bits and off center DTH Drill bits.
We can make various specifications and different kinds of alloy ball bit according to different demands of customers.It is widely used in mining, tunnel excavation, underground plant excavation and other construction sites.It is an best substitute for the exact same sort of ball bit overseas, with steady quality and higher expense overall performance.

Strata Grading Directions

Grade 1 free soil: CZPT ary loess, CZPT ary laterite, delicate CZPT soil with out gravel and breccia, diatomaceous earth
Grade 2 loose rocks: loess, laterite, peat, clay, sand, kaolin
Quality 3 comfortable rocks: strongly weathered shale, slate, dry pasture and schist, marginally cemented sand
Grade 4 slightly softer rocks: shale, CZPT shale, oil shale, carbonaceous shale, calcareous shale, sand-shale interbedded, argillaceous limestone
Grade 5 slightly tougher rock: gravel and gravel layers, collapsible levels, argillaceous slate, sericite chlorite slate, schist, limestone
Quality 6-7 medium challenging rock: chlorite, mica, slate, dry pasture, schist, silicified limestone, calcite
Grade 8-9 challenging rock: silicified mica, gneiss, basalt, diabase, pyroxenite, quartz HangZhou porphyry
Grade ten-eleven tough rock: granite, granodiorite, gneiss, rhyolite, quartzite
Amount 12 Hardest Rocks: Quartzite, Jasperite, Cape Shale, Corundum, Quartz, Flint, Jasper

Rock grouping and suggested use of the bit desk
Quality  name Signifies Drilling velocity Recommended drill little bit
1 Unfastened soil redeposited loess,lateritite,Comfortable CZPT soil free of gravel and breccia,diatomite 15/H Pineapple little bit,slice,plain movie,Scraper coreless bit
two Free soil loess,crimson clay,cumulosol,Sand soil,Kaolin class 8/H Pineapple bit,denticle,slice,Triangle,Bread
three Delicate rock Strongly weathered shale,Slate,schist,A bit cemented sand layer six/H Scraper coreless little bit,Concave 3 wings,slice,Breadslice
four A little comfortable rock Slate,arenaceous shale,carbonaceous shale,argillaceous marl,calcareous shale 5/H scraper,Recessed coreless little bit,slice,Bread,Breadslice,Triangle,Electroplated diamond
five A tiny challenging rock Rubble and gravel layer collapse layer,Slate,limestone,Marble,schist 3/H Concave 3 wings,Bread,A helmet piece,Electroplated diamond
6-7 Medium hardness Slate,schist,Silicified limestone,Calcite 2/H Bread,A helmet piece,Electroplated diamond,Very hot pressed diamond,Modern no.7 CZPT little bit
6-7 Medium hardness Slate,schist,Silicified limestone,Calcite two/H Bread,A helmet piece,Electroplated diamond,Scorching pressed diamond,Revolutionary no.7 CZPT bit
eight-nine Challenging layer Basalt,Quartz HangZhou porphyry,Fai CZPT rock one.2/H A helmet piece,Low-alcohol electroplating,Lower thermal,Innovative no.7 CZPT bit
10-11 Super Challenging rock  Granite,granodiorite,gneiss,rhyolite,aposandstone .8/H Minimal-alcohol electroplating,Lower thermal,Innovative no.7 CZPT little bit
12 Tremendous Hard rock aposandstone,jasperite,hornberg,corundolite .3/H Lower-liquor electroplating,Minimal thermal,Progressive no.7 CZPT little bit

-Application Range-


Use to:Drinking water Effectively Drilling/civil CZPT and infrastructure/for rock core drilling/geological coring exploration/Soil Screening and sampling /geophysical study/mineral exploration and other industries.


-WHY Chose US-

 SPEEDMADED is a leader in the manufacture and growth of PDC bits in CZPT . We give the very best good quality PDC coring drill to the marketplace, all varieties of PDC CZPT -coring drill traces. Our drill bits are utilized for properly drilling, mining and design contractors. Our drill little bit has been analyzed and confirmed by time, with wear resistance and CZPT drilling speed. CZPT ent drill bits can be CZPT ized in accordance to various rock formations. The CZPT time is tremendously shortened, and the highest functionality is exerted in the procedure during drilling. Our goods are sturdy and reliable. Our items are the chosen drill bits for drilling engineers in many nations since of CZPT exact design and style and effective drilling in the course of use.



Do it yourself CZPT ization: please supply your rock formation details or in depth dimension drawings.

Free of charge samples: some samples can be provided free of charge.

Investing:EXW, FOB, CFR, CIF, DDU this kind of as.

Payment:T/T L/C,D/A,D/P,Western CZPT ,MoneyGram.

Supply time: normally 7-12 days





Shipping and delivery: there are 4 main supply channels such as air, sea, specific and highway transportation, which can be picked in accordance to CZPT ers' different requirements.

Air freight logistics:DHL/UPS/EMS/TNT/ FEDEX,and so forth.






-After-Income Support-

Expensive Person:

Welcome you to pick and use CZPT products correctly!

The geological drill little bit created by CZPT business has a 6-thirty day period guarantee time period.In scenario of irregular scrap this kind of as sheet falling, metal human body cracking, lamination of composite sheet, and many others., the firm might make compensation if the predicament is confirmed by the high quality office of the firm.

If it is 1 of the phenomena detailed in the subsequent table, it shall be deemed as typical scrapping, and the organization shall not compensate for it:

1.Drop: CZPT r no far more than ten%, deliver again for substitution, wear no more than fifty%, relying on the scenario, steel human body cracking: dress in no much more than thirty%, send again for alternative CZPT r far more than 50%, such as artificial inappropriate crack, do not adjust.

2.Incorrect size or thread: New again for new.

3.Weak solder joints, broken wing items, and so on. : dress in not more than 20%, deliver back again for a new CZPT r more than 50%, this kind of as synthetic poor operation, do not change.

4.The problem of lamination of composite slices: It relies upon.




Tapered bushings provide a minimal-cost, simple, and quick technique of securing sprockets, pulleys, and couplings on regular metric and imperial shafts in a variety of widespread commercial tolerances and finishes. The tapered surfaces on the bearing pad and mating hub are pushed collectively by high-strength screws, making it possible for the split bearing pad to shrink securely on to the shaft. Robust clamping power allows higher torque transfer without having the fretting concerns connected with a easy key actuation.
China 3.5 Inch DHD3.5 Convex Spherical PDC Button DTH Drill Bits for H2o Well Drilling and Mining with ce certificate top quality Very good value