Name: DHD340 COP44 Series 4'' Rock Boring Tool Dth Hammers And Bits
Brand: KSQ Technologies (Beijing) Co. Ltd
SKU: DTH Hammer
Price: 817.00 USD
Availability: InStock

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DHD340 COP44 Series 4'' Rock Boring Tool Dth Hammers And Bits

Product Details:

Place of Origin:	China
Brand Name:	MIROC
Certification:	API
Model Number:	DTH Hammer

Payment & Shipping Terms:

Minimum Order Quantity:	1 Pieces
Price:	Negotiation
Packaging Details:	Carton Box or Wooden Box
Delivery Time:	25 days
Payment Terms:	L/C, T/T
Supply Ability:	20000 pieces per month

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Detailed Product Description

Name:	DTH Hammer	Series:	DHD340 COP44
Size:	4''	Type:	With Foot Valve, No Foot Valve
Use:	Tunneling, Mining,Quarrying,Water Well	Color:	Green,Black ,Orange ,Blue,Golden
Highlight:	down the hole drilling tools , down the hole hammer

DHD340 COP44 Series 4'' Rock Boring Tool Dth Hammers And Bits

Basic Information

Items	Replacement Parts
1	Top sub
2	O-ring of top sub
3	Breakout Ring
4	Check Valve
5	Spring
6	Compression Buffer
7	Air Distributor
8	Internal cylinder
9	Piston
10	External cylinder
11	Guide sleeve
12	O-ring of stop ring
13	Stop ring
14	Breakout ring
15	Drive chunk
16	Drill bit

QL40 Hammer Specification

Drilling Diameter(mm)	Hammer Length(mm)	External Diameter(mm)	Weight(kg)
φ110-φ135	1097(without bit)	99	41(without bit)
Working Pressure(Mpa)	Air Consumption(m³/min)
1.2-2.0	1.0Mpa: 6m³/min	1.8Mpa: 10m³/min	2.4Mpa: 15m³/min
Impact rate at 17 bar	Connection Rod Thread	Recommended Rotation Speed	Bit Shank
27HZ	API 2-3/8'' Reg	25-40 r/min.	QL40

DHD340 Hammer Specification

Drilling Diameter(mm)	Hammer Length(mm)	External Diameter(mm)	Weight(kg)
φ108-φ130	881(without bit)	φ99	38
Working Pressure(bar)	Air Consumption(m³/min)
8.0-30.0	10bar: 5	18bar: 10.2	24bar: 15
Connection Rod Thread		Bit Shank
API 2-3/8” Reg		DHD340A( With Foot Valve)

Competitive Advantage
• Valveless air distribution, more reliable.
• Simple design of the piston. Long life span.
• More efficient energy transfer, faster drilling speed, low air consumption and lower oil consumption.
• Fewer internal parts, simple structure, less failure and easier to maintain.
• Easy to disassembled because the top sub, the drive chuck and the external cylinder are connected by multiple steps thread.

Photos

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DHD340 COP44 Series 4'' Rock Boring Tool Dth Hammers And Bits 3

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Contact Person: Mr. Yingkai Zhang

Tel: +86 18501231988

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