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SC40-TUNNEL DTH Hammer

SC40-TUNNEL hammer shank: DHD340 Air pressure: 10-25 bar / 145-363 PSI Regular drill bit diameter: 115mm, 125mm, 127mm, 130mm
  • SC40-TUNNEL

  • SOLLROC

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Product Description

Overview

SC40-TUNNEL DTH hammer is specially for tunnel drilling.

Features

1, Valveless air distribution ensures smooth working.

2, Piston design and harden wear part ensure strong wear-resistance.

3, Minimize the energy loss, high penetration, lower air and oil consumption.

4, Fewer internal parts minimize the maintain and replace the part requirements.

5, The hammer is short for tunnel drilling.


Total parameter list

Model

SC40N-TUNNEL

Bit shank

DHD340

Top sub thread

API 2 3/8" REG

Length (less bit)

630MM

External diameter

98MM

Weight (less bit)

23kg

Impact rate at 17 bar

28HZ

Hole range

110mm-130mm (4.4 in - 5.12 in)

Working pressure

10-25 bar (145 - 363 PSI )

Speed recommended

20-70 rpm

Pull force recommended

8 KN

Drill bits

Diameter

Button configuration

Qty x dia.

Face type

Weight

(kg)

Part number

Metric

Inch

Gauge button

Front button

115mm

4 1/2"

Ф14mm*7

Ф14mm*2,Ф14mm*4

Convex face

8.2

SC40-TUNNEL-115CV

115mm

4 1/2"

Ф16mm*7

Ф14mm*2,Ф14mm*4

Convex face

8.2

SC40-TUNNEL-115CV

115mm

4 1/2"

Ф14mm*8

Ф14mm*2,Ф14mm*4

Convex face

8.2

SC40-TUNNEL-115CV

125mm

4 15/16"

Ф14mm*8

Ф13mm*3,Ф14mm*4

Convex face

8.8

SC40-TUNNEL-125CV

127mm

5"

Ф14mm*8

Ф13mm*7

Flat face

8.9

SC40-TUNNEL-127FF

130mm

5 1/8"

Ф14mm*8

Ф14mm*7

Flat face

9.1

SC40-TUNNEL-130FF

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No.55 Jiucaiyuan, Wenyi road, Furong District, 410001, Changsha, Hunan, China

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