Product Details

Specifications

dth hammer:1.Valveless DTH hammer
2.Material:Carbide
3.Processing type:Forging
4.Certificate: ISO9001:2008,SONCAP

4inch,5inch,5inch,8inch,10inch,12inch mining dth hammer

Description of dth hammer :

Matched products: 89mm drill rods with API 4 1/2"REG BOX

bits with COP84.DHD380,Mission80,QL80,SD8 shanks

Application fields: all kinds of fields, such as mining, quarry, tunnel, bridge, construction and etc., but extremely exellent to use with casing tubes during casing drilling.

Features:high impact power with low frequency, long service life, non-return flushing, reliable performance.

Techincal Parameters

Description

Product

Code

Bit

Shank

Thread

Connection

Outer

Dia.

(mm)

Length

Without

Bit

(mm)

Weight

(kg)

Flat

Wrench

(mm)

Rec.

Hole

Size

(mm)

TH180

260000

DHD380

COP84

API 4 1/2"

REG PIN

180

1522

190

150

203-271

Working

Pressure

(bar)

Impact

Frequency

at 17 bar

(Hz)

Normal

Axial

Pressure

(kN)

Rec.

Rotation

Speed

(r/min)

Air

Consumption

(m³/min)

14-24

18.3

30-40

12bar

17bar

24bar

22.5

28.2

39.6

Hammers Matching To Other Bits
Description	Product Code	Bit Shank	Thread Connection	Outer Dia. (mm)	Length Without Bit (mm)	Weight (kg)	Flat Wrench (mm)	Rec. Hole Size (mm)
TH180-QL80	260001	QL80	API 4 1/2" REG PIN	180	1515	190	150	203-271
TH180-Mission80	260003	Mission80			1515	188
TH180-MACH80	260005	MACH80			1522	190
TH180-SD8	261000	SD8			1492	195

Working

Pressure

(bar)

Impact

Frequency

at 17 bar

Normal

Axial

Pressure

(kN)

Rec.

Rotation

Speed

(r/min)

Air

Consumption

(m³/min)

14-24

18.3

30-40

14bar

22.5

17bar

28.2

24bar

39.6