DTH Hammer

• Certification: CE, RoHS, ISO 9001:2000
• Standard: AISI, ASME, GB, ASTM
• Surface Treatment: Polishing
• Manufacturing Process: Forging
• Material: 45sinimov
• Type: Drill Bit
• Machine Type: Drilling Tool
• Use: Well Drilling
• Product Name: Down The Hole DTH Drill Bit
• Application: Water Well,Oil,Gas and Construction Drilling
• Face Sizes: Concave/Flat/Convex
• Carbide Button Sharp: Round/Semi-Ballistic Button/Sharp Buttons
• External Diameter: 64mm~260mm
• Splines Number: Six/Eight/Ten/Twelve
• Apply to Brand: Atlas Copco,Sandvik,Intergral-Rand, Furuwaka,Tomer
• Transport Package: Carton or Wooden Case
• Specification: 30X30X20 cm
• Trademark: ZZKD
• Origin: Zhuzhou

Product Description

DTH hammer

DTH hammer size from 3" to 12"(76mm-304mm)
Shank types including COP, QL,DHD, MISSION,HD,IR, SD,TD,CIR,BR
Connect Thread : API 2 3/8" , API 3 1/2 , Reg-6 5/8"Reg

DTH Bits

For DTH Bits, Various low pressure and high pressure DTH bits are available.95% quality similarity with world top class brands,such as Atlas copco Sandvik Ingersoll rand etc.

Grades,properties and applications of cemented carbide mining tools.

Grade	Density g/cm^3	Hardness HRA	T.R.S MP  a	Performance&application recomended	Approx Grades in China	ISO
MK4	15.1	90.0	1800	Mainly used as small buttons for percussion bits to cut soft and medium hard formation.	YG4C	K01~K05
MK6	14.9	90.5	2600	For coring crowns,electric coal drill bits,coal cutting picks,oil cone bits and scraping knife bits,used in geological prospection,coal mining  and oil well boring.	YK05 KK06H	K10
MK8	14.7	89.8	2800	Suitable for coring crowns,electric coal drill bits, coal cutting picks, cone drill bits and scraping knife bits,used in geological prospecting,coal mining  and oil well boring.	YG8	K20
MK10	14.7	89.0	2700	Mostly used as the buttons of small and mediumsized percussion bits and as the inserts of rotary prospecting bits to cut soft and medium hard formatin	YG8C ZD15	K20
MK15	14.6	88.0	2750	Suitable to strips,conical buttons for rotary percussion-resistance, geological prospecting buttons,cut soft and medium hard formations.	YK15 YG9C	K20~K30
MK20	14.5	87.5	2800	Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and hard formations.	YK20 YG10C	K30
MK30	14.4	87.0	2850	Largely for the inserts and buttons of percussion bits and tricone bits to cut medium-hard,hard and very hard formations.	YG11C	K20~K30
MK40	14.2	86.0	2900	Predominatly for the buttons of tricone bits and inserts of rotary percussion bits to cut hard and very hard  formations.	YK40 YG13C	K40
MK50	14.0	85.0	3000	For oil cone drill bits,for medium soft and medium-hard rockss.	YG15C	K40
MK60	14.0	87.0	3000	Good strength and less wear resistance,for bits of rotary hammer rock drills and heavy rock drills,for hard but very hard rocks.	YG15	K40
Other grades and size can be offered as per customers'requirements