HYDRAULIC SWING CYLINDERS (TOP MOUNTED)

HYDRAULIC SWING CYLINDERS

4120 Series

Specifications

Type: Double Acting, Bottom Mounted.
Bore diameters: 40 mm to 63 mm.
Clamping forces up to 900 kgf.
Rated pressure: 160 kg/cm².
Standard clamping stroke: 14 mm.
Special bores and longer strokes available on request.

Application

Hydraulic Swing Cylinders are used for clamping where it is necessary to keep the clamping area clear for unrestricted loading and unloading of work pieces.

* We offer a wide range of custom built
Hydraulic Swing Cylinders

HYDRAULIC VERTICAL SWING CYLINDERS – TYPE 1

4170 Series

This is a double acting cylinder where the job gets clamped in the piston push direction. During de-clamping, the strap is almost vertical leaving the clamping area clear for easy loading and unloading of work pieces. The clamping strap is connected to the piston rod by a linkage mechanism.

Specifications

Type: Double Acting, Top Mounted.
Bore diameters: 25 mm to 80 mm.
Strokes: 24 mm to 60 mm.
Clamping forces up to 3200 kgf.
Rated pressure: 160 kg/cm².
Special bores available on request.

Application

Vertical swing cylinders are used for clamping where it is necessary to keep the clamping area clear for unrestricted loading and unloading of work pieces.

* We offer a wide range of custom built
Hydraulic Vertical Swing Cylinders

HYDRAULIC VERTICAL SWING CYLINDER – TYPE 2

4171 Series

Specifications

Type: Double Acting, Top Mounted.
With Manifold port
Bore diameters: 25 mm to 80 mm.
Strokes: 18.5 mm to 49 mm.
Clamping forces up to 877 kgf.
Rated pressure: 70 kg/cm².
Special bores available on request.

Application

Vertical swing cylinders are used for clamping where it is necessary to keep the clamping area clear for unrestricted loading and unloading of work pieces.

* We offer a wide range of custom built
Hydraulic Vertical Swing Cylinders

TIE ROD CYLINDERS

LH7 Series

(Rated pressure: 50 kg/cm²)

Tie-rod type, Medium Pressure hydraulic cylinders, available with a wide range of mounting arrangements conforming to CETOP recommendations.

Specifications

Rated pressure 50 kg/cm².
Peak pressure 70 Kg/cm².
Cylinder bore diameters: 25mm to 350mm.
Strokes up to 3000 mm.
Temperature range: -20°C to 90°C. (Optional sealing systems for temperatures up to 180°C)

Application

These cylinders are designed and constructed for high duty cycles in Machine Tool applications.

* We offer a wide range of custom built
Tie-Rod Hydraulic Cylinders

TIE ROD CYLINDERS

LM7 Series

(Rated pressure: 50 kg/cm²)

Tie-rod type, Magnetic Piston, Medium Pressure hydraulic cylinders, available with a wide range of mounting arrangements conforming to CETOP recommendations.

Specifications

Magnetic Piston
Rated pressure 50 kg/cm².
Peak pressure 70 Kg/cm².
Cylinder bore diameters: up to 160mm.
Strokes up to 3000 mm.
Temperature range: -20°C to 90°C. (Optional sealing systems for temperatures up to 180°C)
Supplied with Reed Switches for positional feedback

Application

These cylinders provide positional feedback and are designed and constructed for high duty cycles in Machine Tool applications.

* We offer a wide range of custom built
Tie-Rod Hydraulic Cylinders

TIE ROD CYLINDERS

HH16 Series

(Rated pressure: 160 kg/cm²)

Tie-rod type, High Pressure hydraulic cylinders, available with a wide range of mounting arrangements conforming to CETOP recommendations.

Specifications

Rated Pressure 160 kg/cm².
Cylinder bore diameters: 25 mm to 350 mm.
Strokes up to 3000 mm.
Temperature range: -20°C to 90°C. (Optional sealing systems for temperatures up to 180°C)

Application

These cylinders are designed and constructed for high duty cycles in Machine Tool applications.

* We offer a wide range of custom built
Tie-Rod Hydraulic Cylinders

TIE ROD CYLINDERS

HM16 Series

(Rated pressure: 160 kg/cm²)

Tie-rod type, Magnetic Piston, High Pressure hydraulic cylinders, available with a wide range of mounting arrangements conforming to CETOP recommendations.

Specifications

Magnetic Piston
Rated Pressure 160 kg/cm².
Cylinder bore diameters: up to 125mm.
Strokes up to 3000 mm.
Temperature range: -20°C to 90°C. (Optional sealing systems for temperatures up to 180°C)
Supplied with Reed Switches for positional feedback

Application

These cylinders provide positional feedback and are designed and constructed for high duty cycles in Machine Tool applications.

* We offer a wide range of custom built
Tie-Rod Hydraulic Cylinders

TIE ROD CYLINDERS

HH21 Series

as per ISO6020/2

(Rated pressure: 210 kg/cm²)

Heavy Duty, Compact, Tie-rod type cylinders for Industrial applications designed as per ISO 6020/2 specifications and rated up to 210 kg/cm². These Cylinders are offered in 3 rod sizes per bore and 9 standard mounting styles.

Specifications

Rated Pressure 210 kg/cm².
Cylinder Bore Diameters up to 200 mm.
Strokes up to 3000 mm.
Temperature range: -20°C to 90°C. (Optional sealing systems for temperatures up to 180°C)

Application

These Cylinders are used in a wide range of Industrial applications and are very popular due to the compact size and interchangeability with most reputed manufacturers.

* We offer a wide range of custom built
Tie-Rod Hydraulic Cylinders

ROTARY ACTUATORS

We design and manufacture a wide range of custom built Rotary Actuators.

Hydraulic Power Packs

We design and manufacture a wide range of custom built Power-Packs/Hydraulic Systems as per customer requirements.

WELDED CYLINDERS

WH21 Series

(Rated pressure: 210 kg/cm²)

A rugged and reliable cylinder due to its welded design and threaded cap. This type of cylinder usually has a narrow body and often a shorter overall length and can be offered with long strokes.

Specifications

Rated Pressure: 210 kg/cm².
Cylinder Bore Diameter up to 400 mm.
Strokes up to 5000 mm.
Temperature range: -20°C to 90°C. (Optional sealing systems for temperatures up to 180°C)

Application

These Welded Cylinders are mainly used in Material Handling, Construction, Earth-Moving and Agricultural Equipment.

* We offer a wide range of custom built Welded Cylinders

MILL DUTY CYLINDERS

NH16 Series

(Rated pressure: 160 kg/cm²)

These are Mill Duty cylinders designed as per ISO 6020/1 specifications. The bolted design allows for long strokes and wider rod bearings thereby enhancing the rigidity of these cylinders.

Specifications

Rated Pressure: 160 kg/cm².
Bore Diameter up to 250 mm.
Strokes up to 5000 mm.
Temperature range: -20°C to 90°C. (Optional sealing systems for temperatures up to 180°C)

Application

Ideally suited for heavy duty applications like those required in Steel Mills, Foundries, Forging and Heavy Duty Presses.

* We offer a wide range of custom built Mill Duty Cylinders

MILL DUTY CYLINDERS

NH25 Series

(Rated pressure: 250 kg/cm²)

The bolted design of these Mill Duty cylinders facilitates long strokes and wider rod bearings, thereby enhancing its rigidity.

Specifications

Rated Pressure: 250 kg/cm².
Bore Diameter up to 200 mm.
Strokes up to 5000 mm.
Temperature range: -20°C to 90°C. (Optional sealing systems for temperatures up to 180°C)

Application

Ideally suited for heavy duty applications like those required in Steel Mills, Foundries, Forging and Heavy Duty Presses.

* We offer a wide range of custom built Mill Duty Cylinders

TOOL DE-CLAMP CYLINDERS

PCS Series

Uses the principal of intensification to convert the convenience of low pressure compressed air to the power of high pressure hydraulic oil. The small footprint of the cylinder is easily accommodated on compact high performance machines.

Specifications

Rated pressure 10 kg/cm².
Standard thrust forces up to 5000 kgf.
Standard strokes up to 25 mm.

Application

To provide a high thrust force over a short stroke using compressed air. Ideal for applications where conventional hydraulics is not used or cannot be used. Widely used in Machining Centers (VMC & HMC).

* We offer a wide range of custom built Tool De-Clamp Cylinders

TOOL DE-CLAMP CYLINDERS

PCT Series

Specifications

Rated pressure 10 kg/cm².
Standard thrust forces up to 5000 kgf.
Standard strokes up to 25 mm.
Supplied with a solenoid valve, limit switches, pneumatic piping and an air blast feature for tool de-clamp operation.

Application

To provide a high thrust force over a short stroke using compressed air. It is ideal for applications where conventional hydraulics is not used or cannot be used. Widely used in Machining Centers (VMC & HMC).

* We offer a wide range of custom built Tool De-Clamp Cylinders

HYDRO-PNEUMATIC INTENSIFIERS TYPE 1

HPID Series

Specifications

Rated pressure 10 kg/cm².
Intensification ratio: 1:16.
Output volume up to: 100 cc.

Application

To supply oil at high pressure to the spindle cylinder of the machining center (VMC/HMC) which in turn is used for the tool de-clamp operation.

* We offer a wide range of custom built Tool De-Clamp Intensifiers

COUNTER-BALANCE CYLINDERS

CH16 Series

(Rated pressure: 160 kg/cm²)

A specially designed cylinder for Counter-Balance applications in Machine Tools. These cylinders are generally powered by an accumulator and are designed for “zero” leakage.

Specifications

Rated Pressure: 160 kg/cm².
Bore Diameter up to 125 mm.
Strokes up to 2000 mm.
Linear speeds up to 60m/min.
Temperature range: -20°C to 90°C (Optional sealing systems for temperatures up to 180°C)

Application

To counter the dead weight on the vertical axis of a machine – for example a Vertical Machining Centre

* We offer a wide range of custom built Counter-Balance Cylinders

TELESCOPIC CYLINDERS

TC Series

(Rated pressure: 210 kg/cm²)

Single-acting, Double-acting and custom built Telescopic Cylinders can be offered

Specifications

Bore diameter 50 mm to 250 mm.
Stroke up to 8000 mm.
Rated Pressure: 210 kg/cm².
Number of Stages : up to 6 (for single acting).
Number of Stages : 2 (for double acting).

Salient Features:

Longer rod bearing for better stability.
Polyurethane rod and wiper seals for better sealing properties.
Accurately machined steel suitable for heavy duty applications.

* We offer a wide range of custom built Telescopic Cylinders

CUSTOM BUILT HYDRAULIC CYLINDERS

Custom Built Hydraulic Cylinders

A wide range of cylinders can be designed and manufactured as per customer specifications.

Cartridge Valves

Cartridge Valves

PREAC is the authorized distributor in India for Fluid Press SPA, Italy. Fluid Press SPA is a leading manufacturer of hydraulic cartridge valves, manifold blocks and hydraulic integrated circuits. They have been active in this sector for more than forty years. Their design, production and marketing operations are in Albania, Italy, an industrial area specialized in mechanics and recognized all over the world. The company engages in a constant search for innovative solutions, which leads to its great success. Its mission is to design and build products of excellence for hydraulic systems in industrial and mobile sectors.

Website: eng.fluidpress.it

Fluid Press product range includes:

Cartridge type Over Centre Valves
Relief Valves
Solenoid Valves
Sequence Valves
Check Valves
Pilot Operated Check Valves
Pressure reducing Valves
Needle Valves
Hose Break Valve
Flow Divider/Combiner Shuttle Valves
Ball Valves etc.

Special Valves/Blocks:

Over Centre Valves for regenerative circuit
Valves for excavators – earth moving equipment
Pressure compensated flow restrictor Valves
Two Pump Unloading Valve

Hydraulic Work Support

4510 Series

Hydraulic work support is a replacement to the adjustable screw jack. This is not a force generating element but a resistance generating element.

Specifications

Type: Pneumatic forwarding or Spring forwarding.
Standard stroke: 15 mm.
Support forces: 500 kgf and 1000 kgf (two models).
Rated pressure: 250 kg/cm².
Special sizes and designs available on request.

Application

Hydraulic work supports are used to provide a self-adjusting rest for the work piece during machining operations. They compensate for work piece surface irregularities and prevent deflection and vibration under machining loads.

* We offer a wide range of custom built
Hydraulic Work Supports

HYDRAULIC ROTARY COUPLING

5110 Series

Rotary couplings supply the pressurized oil to rotating and swiveling installations. They are mounted at the center of rotation of the installation.

Specifications

Type : 2, 4 and 6 passage coupling.
Port size : 1/4″ BSP
Rated pressure upto 210 kg/cm²
Special sizes and configurations available on request.
Multiple fluid handling capability available on request.
Temperature range : 10°C to 60°C.

* We offer a wide range of custom built
Hydraulic Rotary Couplings

HYDRAULIC ROTARY VALVES

5210 Series

Rotary valves are used on rotary table arrangements where a number of fixtures have to be supplied with Hydraulic pressure. These valves are meant for very low speeds of upto 5 RPM. It is necessary that both loading and unloading takes place at the same position and that the fixtures are evenly distributed on the rotary table.

Specifications

Type : For single acting and double acting cylinders.
Rated pressure upto 210 kg/cm².
Number of stations : 4, 6 and 8.

* We offer a wide range of custom built
Hydraulic Rotary Valves

HYDRAULIC SEQUENCE VALVE

5311 Series

Sequence valves are used in work holding circuits for pressure dependent sequence control. Compact size allows mounting directly to the clamping fixture. Requires only one pressure line from power unit to the fixture for single acting cylinders.

Specifications

Rated pressure: 250 kg/cm².
Output pressure adjustment range: 20 to 150 kg/cm² & 100 to 200 kg/cm².

Application

These Valves are mainly used in Material Handling, Construction, Earth-Moving and Agricultural equipment

* We offer a wide range of custom built
Hydraulic Sequence Valves

PNEUMATIC CYLINDERS

LA Series

(Rated pressure: 10 kg/cm²)

Rugged construction designed for Heavy Duty applications, this range of cylinders is offered in single and double acting, double ended, duplex and tandem types

Specifications

Rated pressure: 10 kg/cm².
Cylinder bore diameters up to 450 mm.
Strokes up to 3000 mm.
Temperature range: -20°C to 80°C. (Optional sealing systems for temperatures up to 180°C available)

* We offer a wide range of custom built Pneumatic Cylinders

HYDRO-PNEUMATIC INTENSIFIERS TYPE 2

6110 Series

The Hydro-Pneumatic intensifier consists of a double acting Pneumatic Cylinder and a Hydraulic high pressure chamber. The Pneumatic Cylinder piston rod is forced into the hydraulic chamber resulting in high-pressure oil displacement.

Specifications

Maximum output pressure: 200kg/cm².
Can be used to operate only single acting cylinders.
Intensification ratio ranges from 1:15 to 1:64.

Application

Used for high pressure clamping from a low-pressure pneumatic power source.

* We offer a wide range of custom built
Hydro-Pneumatic Intensifiers

PNEUMATIC SWING CYLINDERS

4180 Series

Specifications

Type: Double Acting, Bottom Mounted.
Bore diameter: 50 mm.
Clamping forces up to 85 kgf.
Rated pressure: 15 kg/cm².
Standard clamping stroke: 14 mm.
Special bores and longer strokes available on request

Application

Pneumatic Swing Cylinders are used for light clamping when it is necessary to keep the clamping area clear for unrestricted loading and unloading of work pieces.

* We offer a wide range of custom built Pneumatic Swing Cylinders

HYDRAULIC BLOCK CYLINDERS

4210 Series

Hydraulic Block cylinders are very compact, heavy duty cylinders and can be mounted very easily and in many different ways. High size to force ratio compared to conventional cylinders.

Specifications

Type: Single & Double Acting.
Standard bore diameters: 25 mm to 125 mm.
Strokes up to 50 mm.
Clamping forces up to 24500 kgf.
Rated pressure: 200 kg/cm².

Application

Suitable for short stroke clamping applications. Can also be used for positioning, supporting, lifting and pulling.

* We offer a wide range of custom built Hydraulic Block Cylinders

HYDRAULIC PULL CYLINDERS

4311 Series

Pull cylinders are similar in size and construction to Swing Cylinders. A solid one-piece construction ensures perfect alignment of internal components and maximum clamping rigidity.

Specifications

Type: Single and Double Acting.
Standard bore diameters: 40 mm to 63 mm.
Standard stroke: 15 mm.
Clamping forces up to 4600 kgf.
Rated pressure: 200 kg/cm².
Special bores and longer strokes available on request.

Application

Simple and quick arrangement ensures easy assembly for standard clamping application

* We offer a wide range of custom built Hydraulic Pull Cylinders

HYDRAULIC COMPACT CYLINDERS

4360 Series

These cylinders are double acting, solid piston cylinders and are very compact in the axial direction.

Specifications

Type: Double Acting.
Bore diameters: 20 mm to 50 mm.
Stroke: 10 mm to 25 mm.
Clamping forces up to 2900 kgf.
Rated pressure: 150 kg/cm².
Special bores and longer strokes available on request.

Application

Extensively used where height is a constraint. The simple mounting arrangement makes the cylinders very easy to use

* We offer a wide range of custom built Hydraulic Compact Cylinders

HYDRAULIC THREADED BODY CYLINDERS

4411 Series

This is a compact, push type, single acting spring return cylinder. The threaded body allows for adjustable mounting and the cylinder also has fixed mounting holes at the base.

Specifications

Type: Single acting, Spring return.
Bore diameters: 16 mm to 63 mm.
Strokes: 15mm to 100 mm.
Clamping forces up to 5000 kgf.
Rated pressure: 200 kg/cm².
Special bores and longer strokes available on request.

Application

These cylinders can be used for direct clamping as well as for positioning and support. The threaded body makes the cylinder easy to install

* We offer a wide range of custom built
Hydraulic Threaded Body Cylinders

HYDRAULIC MANIFOLD CYLINDERS

4430 Series

These are push type, single acting, spring return cylinders which can be fitted either in tapped holes in the fixture or in a manifold.

Specifications

Type: Single acting, Spring return.
Bore diameters: 8 mm to 32 mm.
Strokes: 4 mm to 16 mm.
Clamping forces up to 1600 kgf.
Rated pressure: 200 kg/cm².

Application

Suitable for mounting close together. Multiple piping can be eliminated. Ideal for compact fixtures

* We offer a wide range of custom built
Hydraulic Manifold Cylinders

HYDRAULIC MINI THREADED CYLINDERS

4451 Series

These cylinders are single acting push type cylinders and can be threaded directly into tapped holes in the fixture down to the hexagonal/slotted section of the cylinder’s body.

Specifications

Type: Single Acting, Push Type.
Bore diameters: 8 mm to 32 mm.
Stroke: 5 mm to 20 mm.
Clamping forces up to: 1600 kgf.
Rated pressure: 200 kg/cm².
Special bores and longer strokes available on request.

Application

Used in multiple clamping fixture to hold small parts. These cylinders can be arranged in a clamping bar.

* We offer a wide range of custom built
Hydraulic Mini Threaded Cylinders

HYDRAULIC HOLLOW PISTON CYLINDERS

4610 Series

This clamping device is a single acting, spring return, push type cylinder with a through hole in the piston.

Specifications

Type: Single acting, Spring return.
Thrust force up to: 5000 kgf.
Strokes: 10 mm and 25 mm.
Rated pressure: 210 kg/cm².
Special sizes and longer strokes available on request.

Application

This cylinder can be mounted on the existing fixtures by attaching it to or inserting it over the stud. The stud length may be increased as required. The mounting arrangement can be made to achieve maximum clamping efficiency

* We offer a wide range of custom built
Hydraulic Hollow Piston Cylinders

HYDRAULIC DIE CLAMPING CYLINDERS

4650 Series

Die clamping cylinder is a pull type, spring return cylinder. An integral ‘T’ suitable to 28mm ‘T’ slot, is provided to the piston rod of the cylinder.

Specifications

Type: Single Acting, Spring return.
Standard clamping stroke: 8 mm.
Pull force up to 10500 kgf.
Rated pressure: 200 kg/cm².

Application

These cylinders are widely used for the quick change of Dies and Tools on Hydraulic Presses

* We offer a wide range of custom built
Hydraulic Die Clamping Cylinders

HYDRAULIC UNIVERSAL CLAMPING CYLINDERS

4710 Series

This is strictly a push type cylinder which can be easily installed and consists of a solid body held in position by a locking ring.

Specifications

Type: Double acting.
Bore diameters: 25 mm to 63 mm.
Stroke: 32 mm to 64 mm.
Push forces up to 6220 kgf.
Rated pressure up to 210 kg/cm².

Application

These cylinders are used as lifting and clamping cylinders in machine and fixture building. They can be inserted in the smooth through hole and fixed at different levels by means of a locking ring

* We offer a wide range of custom built
Hydraulic Universal Clamping Cylinders

CUSTOM – BUILT PNEUMATIC CYLINDERS

Custom-Built Pneumatic Cylinders

We design and manufacture Pneumatic Cylinder as per customer specifications

HYDRAULIC INTENSIFIER

6210 Series

A Hydraulic Intensifier is used to boost the low pressure output of a hydraulic power unit. The high pressure output of the intensifier is used in clamping devices.

Specifications

Type: Double acting.
Maximum Input pressure: 40 kg/cm².
Intensification Ratio: 1:5.
Output volume: 80 cc.

Application

To counter the dead weight on the vertical axis of a machine – for example a Vertical Machining Centre.

* We offer a wide range of custom built
Hydraulic Intensifier