Hydraulic Punch Tablet Press Machine

Description

Hydraulic Punch Tablet Press Machine (also known as a hydraulic tablet compression or punching machine) is a specialized piece of equipment used to compress powdered or granular materials into uniform solid tablets. It operates on hydraulic principles, where fluid pressure is transmitted uniformly to apply force through punches and dies, ensuring consistent tablet shape, size, weight, and thickness. This contrasts with mechanical presses, as hydraulic systems allow for higher force (often 10-120 tons) and precise control, making them ideal for both lab-scale and small-batch production.

The core mechanism relies on Pascal’s principle—pressure applied to a confined fluid is transmitted equally in all directions. Here’s a simplified breakdown:

Material Feeding: Powder or granules are fed into a die cavity via a hopper or feeder system. The feeder ensures even distribution to avoid inconsistencies.

Pre-Compression: The lower punch rises slightly to level the fill and expel excess air, preventing defects like capping or lamination.

Main Compression:
- Hydraulic fluid (often oil) is pressurized by a pump.
- This force drives the upper and lower punches into the die, compressing the material at 100-1200 tons of pressure (adjustable based on material).
- The punches shape the tablet.

Ejection: The lower punch rises fully to push the tablet out. A take-off blade or chute directs it to a collection bin.

Cycle Repeat: In automatic models, this runs continuously; manual versions require operator input.

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Salient Features of Hydraulic Punch Tablet Press Machine

Square GMP Model
Machine is having C.I. Body & C.I. middle plate
Easy and More thorough Cleaning
Paint free tablet manufacturing zone.
Excellent and Operator Friendly Material Feeding System
Lower Guards of Polished Stainless Steel
Upper Guards of transparent Acrylic material
Electronic / Digital, Tablet Cum RPM Counter
Turret of Special Grade S G IRON casting
Lower Punch wiper Seal to prevent lower Punch jamming
Aluminium turret speed 17 to 42 RPM
Phosphorous bronze bush provided inside the turret hole

Imported needle roller bearing provided at the bottom of turret
Cam tracks & pressure rolls made out alloy steel
Worm is made of Phosphorous bronze material
Separate grinded center pillar of M.S. Material
Upper punch penetration system
Effective Dust Extraction Nozzles
Interlock switches for all guards
Variable Speed Pulley
One Shot Lubrication System
Double Sided Lifting Cams, Anti Vibration Counts
Overload Pressure Release System
Reverse direction motion protection is provide to avoid major accident

Working Principle of Hydraulic Punch Tablet Press Machine

Tablet compression machine basically works on hydraulic pressure. This pressure perform key role in any type of Tablet Machine. It transmitted unreduced through the static fluid. Any external applied pressure is transmitted through static fluid to all directions in the same proposition. which resulting make suitable to increase pressure. To form a tablet, the granulated powder material must be metered into a cavity formed by two punches and a die, and then the punches must be pressed together with great force to fuse the material together. There are two types of tablet presses called Single Station Tablet Press and Multi Station Tablet Press. Working of these machines differs in terms of production output and feature requirements.

Technical Specification of Hydraulic Punch Tablet Press Machine

Model	16D	20D	24D	37D
Number of Stations	16	20	24	37
Type of Tooling Punch	D	D	DB	D
Output – Tablets / hour approx.	13,440 – 40,320	16,800 – 50,400	19,320 – 57,950	222000
Max. Operating Pressure	100 KN	100 KN	65 KN	100 KN
Max. Tablet Dia	25mm	25mm	16mm	25mm
Max. Depth of fill	20.5 mm	20.5 mm	17.5 mm	20mm
Upper Punch Penetration	1.5 – 8 mm	1.5 – 8 mm	1.5 – 8 mm	3 – 6mm
Main Electric Motor	3 H.P., 1440 RPM, 415 V., 3 Phase, 50 Hz.	3 H.P., 1440 RPM, 415 V., 3 Phase, 50 Hz.	3 H.P., 1440 RPM, 415 V., 3 Phase, 50 Hz.	9 H.P., 1440 RPM, 415 V., 3 Phase, 50 Hz.
Overall Dimension (cm) approx.	98 x 102 x 182 H	98 x 102 x 182 H	98 x 102 x 182 H	167 x 183 x 215
Net Weight (Kgs) approx.	1150	1150	1150	2500

* Power voltage can be adjusted as per customer’s domestic power voltage requirements.
* Rights of technical improvements & modification reserved.
* Illustrations & dimensions are shown for information purpose only.

Types of Tablet Press Machine

Rotary Tablet Press Machine

Lab Scale Tablet Press Machine

Single Rotary Tablet Press Machine

Double Rotary Tablet Press Machine

Heavy Duty Salt Tablet Press Machine

Heavy Duty Bolus Tablet Press Machine

High Speed Tablet Press Machine

Bi Layer Tablet Making Machine

Applications of Tablet Press Machine

Advantages of Hydraulic Punch Tablet Press Machine

High Compression Force & Precision Control

Excellent Tablet Uniformity & Quality

Versatility for Various Formulations & Tablet Types

GMP-Compliant Design & Easy Operation/Maintenance

Key Components of Hydraulic Punch Tablet Press Machine

Hydraulic Pump Unit: Regulates pressure for consistent force.

Punches and Dies: Upper/lower punches (often stainless steel or titanium-coated for durability) and dies define tablet shape.

Compression Rollers: Apply vertical force in some rotary variants.

Safety Features: Overload protection, guards, and alarms to prevent damage.

FAQ for Hydraulic Punch Tablet Press Machine

What is a Hydraulic Punch Tablet Press Machine?

A Hydraulic Punch Tablet Press Machine is a specialized rotary tablet compression machine that uses hydraulic pressure (based on Pascal’s principle) to compress powdered or granular materials into uniform solid tablets. It delivers high, consistent force through punches and dies, making it suitable for both challenging formulations and standard production. It is widely used for lab-scale, small-batch, and medium-scale manufacturing in pharmaceutical and related industries.

How does a Hydraulic Punch Tablet Press Machine work?

The machine operates on hydraulic principles. Powder or granules are fed into a die cavity. Hydraulic fluid is pressurized to drive the upper and lower punches, applying pre-compression (to remove air) and main compression forces. The turret rotates, with cam tracks guiding the punches through filling, compression, and ejection stages, producing consistent tablets with precise control over force and dwell time.

What are the key features of the Hydraulic Punch Tablet Press Machine?

Square GMP model with C.I. body, paint-free tablet zone, and easy thorough cleaning.
Polished stainless steel lower guards and transparent acrylic upper guards.
Special grade SG Iron turret, upper punch penetration, one-shot lubrication, overload protection, and dust extraction nozzles.
Features include interlock switches, variable speed pulley (17–42 RPM), anti-vibration mounts, and reverse direction motion protection.
Electronic tablet & RPM counter and robust alloy steel cams.

What are the production capacities and technical specifications?

Available in models 16D, 20D, 24D, and 37D with outputs ranging from 13,440 to 222,000 tablets per hour. Key specs include max operating pressure up to 100 KN, max tablet diameter up to 25mm, max depth of fill up to 20.5mm, and tooling options in D, DB types. Power ranges from 3 H.P. to 9 H.P. depending on the model.

What are the main advantages and applications of a Hydraulic Punch Tablet Press Machine?

Advantages: High and uniform compression force for consistent quality, precise control to reduce defects, GMP compliance, versatility for various materials and shapes, easy cleaning/maintenance, overload protection, and cost-effective operation with high efficiency. Applications: Pharmaceutical, Biotech, Ayurvedic, Herbal, Nutraceutical, Chemical, and Food industries for solid dosage form production.

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