Hot Sell Tungsten Carbide Drill Bits for Mining Purpose

• Application: Industrial, Chemical
• Standard: GB, ASTM
• Purity: >99.95%
• Alloy: Alloy
• Shape: According to Your Request
• Type: Core Drill Bit
• Model NO.: all sizes
• OEM: Acceptable
• Typee: Molybdenum Mandrels
• Surface Condition: Ground Finish
• Density: According to The Grade
• Flexure Strength: According to The Grade
• Certification: ISO9001
• Transport Package: Plywood Box
• Specification: As per customers′ specification
• Trademark: ZZKD
• Origin: Hunan, China
• HS Code: 810296000
• Production Capacity: 50000piece/Year

Product Description

Grades,properties and applications of cemented carbide mining tools.

Grade	Density g/cm3	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