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Percussion tungsten carbide drill bits for Coal Mining / MR30 / MR600 / WC / Cobalt

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Zhuzhou Mingri Cemented Carbide Co., Ltd.

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Brand Name :	RI XIN
Model Number :	MR300,MR600,MR600A,MR800,MR8-B,MR9-B
Certification :	ISO9001:2008 ISO9001:14001
Price :	Depend on specific requirements
Payment Terms :	L/C, D/A, D/P, T/T
Supply Ability :	50 tons per month
Delivery Time :	7-20 days

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Percussion tungsten carbide drill bits for Coal Mining / MR30 / MR600 / WC / Cobalt

Grade	Density g/cm³	Hardness HRA	T.R.S MPa	Property & Application	ISO
MR300	15.1	94	1700	Used for non-ferrous and non-metal bore drilling	K01
MR600	14.95	90.5	2400	Widely used for electric drill in special condition, also used for electric dill or pneumatic drill for building, geology and coal mining.	K15
MR600A	14.75	91.5	2400		K10
MR800	14.7	89.8	2600	Suitable for all kinds of cement drill bits, or electric dill or pneumatic drill for building and geology.	K20
MR8-B	14.7	88.5	2700	Suitable for harder rock or rock with hard stratum or metallic rock.	K20
MR9-B	14.4	87.0	2800	Used for deep well or heavy rock drill	K30

Our advantages:

1.Strong R&D team. Professional engineers serve for clients, recommend product and grades as per your applications. We also offer after-sale service.

2. Strong Mould R&D team. We support product customization as per requirements, ensure high working efficiency with good quality.

3. Successful cooperation case: We cooperate with clients in domestic and abroad, and get good feedback from them.

inspection equipment.jpg ISO9001 2008 Certificate.jpg ISO14001 2004 Certificate.jpg

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circular saw tips

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