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SC50NK-QL DTH Hammer No Footvalve

Material: quality alloy steel
SC50NK-QL hammer shank: QL50 / TD50 / COP54 Gold No footvalve
Air pressure: 10-25 bar / 145-363 PSI
Regular drill bit diameter: 140mm, 146mm, 152mm
Color: optional
Package: plywood case per each hammer
MOQ: one pc
Customized: Yes

  • SC50NK-QL
  • SOLLROC
Quantity:

Product Description

Overview

SC50NK-QL DTH hammer is proven by testing and using in many job sites for varies rock conditions. It is used for varies applications, including mining, exploration drilling, water well drilling, geothermal, construction drilling and civil engineering.

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.

Total parameter list

Model

SC50NK-QL

Bit shank

QL50 / TD50 / COP54 Gold 

              (no footvalve)

Top sub thread

API 2 3/8" REG / API 3 1/2" REG

Length (less bit)

1024mm (40.31 in)

External diameter

126mm (4.96 in)

Weight (less bit)

66kg (145.5 lbs)

Impact rate at 17 bar

32HZ

Hole range

135mm-152mm (5.3 in -6 in)

Working pressure

10-25 bar (145 - 362.5 PSI)

Speed recommended

30-60 rpm

Pull force recommended

8.5 KN

Drill bits


Dia

Button configuration
Qty x dia.

Bit design

Weight
(kg)

Part number

Metric

Inch

Gauge button

Front button

140mm

5 1/2"

Ф18mm*7

Ф14mm*3,Ф15mm*4

Convex face

14.6

SC50NK-QL-140CV

140mm

5 1/2"

Ф16mm*8

Ф14mm*8

Flat face

14.8

SC50NK-QL-140FF

146mm

5 3/4"

Ф18mm*8

Ф15mm*8

Flat face

15.4

SC50NK-QL-146FF

146mm

5 3/4"

Ф18mm*8

Ф15mm*4,Ф14mm*3

Concave face

15.3

SC50NK-QL-146CC

152mm

6"

Ф18mm*8

Ф15mm*8

Flat face

15.9

SC50NK-QL-152FF

152mm

6"

Ф18mm*8

Ф16mm*4,Ф14mm*4

Concave face

15.7

SC50NK-QL-152CC


Call Us :
+86 731- 85551632
No.55 Jiucaiyuan, Wenyi road, Furong District, 410001, Changsha, Hunan, China

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