Rail Welding Equipment

Straight Stone Grinders (04600-04650-04700-04750)

Pandrol Straight Stone Grinders are powerful, safe tools designed for a wide range of rail grinding applications, including field welds, frogs, and switch points. Available in four models – clockwise rotation (04600), clockwise rotation with trigger (04650), counterclockwise rotation (04700), and counterclockwise rotation with trigger (04750) – these grinders cater to various operational needs.

The models without a trigger feature an on-off valve for control. All models are housed in high-strength aluminum with rigid handles, enhancing both durability and operator safety.

Straight Stone Grinders (04600, 04650, 04700, 04750) product overview

Pandrol Straight Stone Grinders are powerful, safe grinding tools that can be used in a wide range of applications on rail, including field welds, frogs and switch points.

  • Four models are available – clockwise rotation (04600), clockwise rotation with trigger (04650), counter-clockwise rotation (04700), and counter-clockwise rotation with trigger (04750).
  • The models without a trigger have an on-off valve.
  • All come in a high-strength aluminium housing with rigid handles, enhancing operator safety.
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Advantages of using Straight Stone Grinders

01

Bespoke grinding

The range of Straight Stone Grinders allow for clockwise or counter-clockwise grinding, with an on/off valve or safety trigger.

02

Precise tools

The grinders are powerful for their size, enabling efficient, precise grinding on rail.

03

Versatile design

One tool can be used for a range of applications, including field welds, frogs and switch points.

04

Long life

The grinders are extremely robust, with a strong aluminium housing and rub pads that extend their life and reduce cost.

05

Reduced maintenance

Sealed bearings reduce the need for maintenance.

06

Ergonomic features

The Straight Stone Grinders have rigid handles, heat isolation from hand holds, and are both light weight and compact in size.

Technical features of Straight Stone Grinders

01

Powerful flow

All of the Straight Stone Grinders operate at 10 gpm (38 lpm), providing the power for strategic grinding in all parts of the rail.

02

Clockwise and counter-clockwise

The grinders are available with either clockwise rotation (models 04600 and 04650) or counter-clockwise rotation (models 04700 and 04750).

03

On/off valve or safety trigger

The grinders are available with either an on/off valve (models 04600 and 04650) or an engineered safety trigger (models 04700 and 04750).

04

Ergonomic handle design

The Straight Stone Grinders have strong, rigid handles that are isolated from hydraulic hoses to protect operators’ hands from the heat of the hydraulic flow.

05

Rub pads

Rub pads are fitted to either side of the stone guard, decreasing wear when grinding the ball of rail.

06

Sealed bearings

The tools’ sealed bearings are robust and protected from dirt.

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Specifications

Clockwise Rotation Straight Stone Grinder
Clockwise Rotation Straight Stone Grinder with Trigger
Counter-clockwise Rotation Straight Stone Grinder
Counter-clockwise Rotation Straight Stone Grinder with Trigger
Item number
Clockwise Rotation Straight Stone Grinder:
04600
Clockwise Rotation Straight Stone Grinder with Trigger:
04650
Counter-clockwise Rotation Straight Stone Grinder:
04700
Counter-clockwise Rotation Straight Stone Grinder with Trigger:
04750
Flow
Clockwise Rotation Straight Stone Grinder:
10 gpm (38 lpm)
Clockwise Rotation Straight Stone Grinder with Trigger:
10 gpm (38 lpm)
Counter-clockwise Rotation Straight Stone Grinder:
10 gpm (38 lpm)
Counter-clockwise Rotation Straight Stone Grinder with Trigger:
10 gpm (38 lpm)
Pressure
Clockwise Rotation Straight Stone Grinder:
2000 psi (140 bar)
Clockwise Rotation Straight Stone Grinder with Trigger:
2000 psi (140 bar)
Counter-clockwise Rotation Straight Stone Grinder:
2000 psi (140 bar)
Counter-clockwise Rotation Straight Stone Grinder with Trigger:
2000 psi (140 bar)
RPM
Clockwise Rotation Straight Stone Grinder:
4000
Clockwise Rotation Straight Stone Grinder with Trigger:
4000
Counter-clockwise Rotation Straight Stone Grinder:
4000
Counter-clockwise Rotation Straight Stone Grinder with Trigger:
4000
Rotation
Clockwise Rotation Straight Stone Grinder:
Clockwise
Clockwise Rotation Straight Stone Grinder with Trigger:
Clockwise
Counter-clockwise Rotation Straight Stone Grinder:
Counter-clockwise
Counter-clockwise Rotation Straight Stone Grinder with Trigger:
Counter-clockwise
Dimensions
Clockwise Rotation Straight Stone Grinder:
21 x 8 x 7 1/2 " (53.3 x 20.3 x 19.0 cm)
Clockwise Rotation Straight Stone Grinder with Trigger:
21 x 8 x 7 1/2 " (53.3 x 20.3 x 19.0 cm)
Counter-clockwise Rotation Straight Stone Grinder:
21 x 8 x 7 1/2 " (53.3 x 20.3 x 19.0 cm)
Counter-clockwise Rotation Straight Stone Grinder with Trigger:
21 x 8 x 7 1/2 " (53.3 x 20.3 x 19.0 cm)
Weight
Clockwise Rotation Straight Stone Grinder:
15 lb (6.78 kg)
Clockwise Rotation Straight Stone Grinder with Trigger:
15 lb (6.78 kg)
Counter-clockwise Rotation Straight Stone Grinder:
15 lb (6.78 kg)
Counter-clockwise Rotation Straight Stone Grinder with Trigger:
15 lb (6.78 kg)

Accessories

Accessories code
8” x 1” x 5/8” Grinding Stone
Accessories code:
00499
1” Stone Adaptor
Accessories code:
046009
Slotting Guide Kit
Accessories code:
046015

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