7/11/12 Degree Tungsten Carbide Tapered Button Drill Bit For Rock
and Mining Coal Drilling
Describtion
1.Product Name:tungsten carbide taper button drill bits.
TypesTapered chisel bits, Tapered cross bits, Tapered button bits
2.Application:Tapered drill bits are used in granite and marble quarry, gold
mine, railway, tunnel, etc. for drilling
3.Feature:Tapered drill bits connect tapered drill steel of rock drill for
drilling holes
4.Material:High quality carbide and high quality steel
5.MOQ:No requirement for testing and trial order
Product Technical Reference
we can design and manufature according to your requirment of
diamater,number of air holes,carbide button shape and face shape.
Question one:How to use drill bit more correct?
Answer:
1.Choosing the right drill bit is the premise to obtain maximum
drilling speed.
2.When open the hole,it should be stable and must lower rock drill
working parameters,prevent single button under over load then cause
the button broken or lost.
3.According to the drilling condition,timely adjust the rock drill
paramaters.
4.After a period of time working,the button and the body of drill
bit should be examined.
5.When drilling,for improving drill bit drilling speed,you should
ensure that there is adequate hydraulic or air pressure for
preventing drill bit from excessive wearing and jamming which
caused by bad powder exhaust.
Question two:What if i buy early abnormal scrapped button bit?
Answer:please timely inform our company by written notice.Notify
the main contents include:
1.the model number of rock drill,the actual working
paramaters(impact pressure,impact powder,impact frequency,driving
power and rotation speed)
2.Drill rig model number
3.drill rod tail,drill rod and connection sleeve
manufacture,specification and usage condition.
4.The rock type and hardness,the construction site(open
air,underground,tunneling,production,the anchor hole or
others),drilling type(down,horizontal,fan form or others),drilling
depth.
5.The failure condition of drill bit:A.failure type(button
broken,button lost,wear off),lifespan,quantity;B.the button wearing
condition(residual height);C.planned service life;D.normal average
service life;E.other manufacturers product average service life.
6.We will check whether it is factory duty or end users unproper
operation.If that is factory duty,we will fully refund abnormal
scrapped buttons bits cost.
The Insert type of the Button Bit
FAQ:
Q:Can I get some samples?
A:Yes,sample orders are welcomed.
Q:Have 34mm taper button bit assembled well in stock?
A:No,all 34mm taper button bit will be newly produced according to
your orders including samples,but we have some stock for your
urgency.
Q:Could I use my own logo or design on goods?
A:Yes,customized logo and design on mass production are available.
Q:Can I choose the colors?
A:Yes,customized color is available.
Q:What is the delivery time?
A:A week for sample,15-30days for mass production.
Q:What is the payment term?
A:T/T,L/C at sight,Western Union,Paypal etc.
Q:Can I trust you?
A:Absolutely sure.We are famous company in china and "alibaba"
verfied supplier.
Q:May I visit your factory?
A:Sure,welcome any time.We can also pick you up at airport and
station.
