Hydraulic Punch Tablet Press Machine

A 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.

Tablet Press Machine Video

Types of Tablet Press Machines

Our range of tableting machines consist small tablet press or mini tablet press to high speed tablet press. We specialize in designing different types of rotary tablet press machines and square tablet press machines such as:

• 8 Station Rotary Tableting Machine

• 16 Station Rotary Tableting Machine

• 27 Station Rotary Tableting Machine

• 35 Station Rotary Tableting Machine

• 45 Station Rotary Tableting Machine

• 55 Station Rotary Tableting Machine

• 61 Station Rotary Tableting Machine

These machines are widely used in:

• Pharmaceuticals: For drug tablets, effervescent tablets, and nutraceuticals.

• Food and Cosmetics: Pressing salt-based products, supplements, or cosmetic powders.

• Chemicals and Research: Creating sample pellets for testing in labs (e.g., ceramics, metallurgy).

• Other Industries: Electronics, batteries, and forensics for compacting materials.

Hydraulic models are favored for their efficiency in handling sticky or low-fluidity powders, reducing air entrapment and improving tablet quality.

How It Works

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:

1. 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.

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

3. 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.

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

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

Key components include:

• 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.

Salient Features of Tablet Press Machine GMP Model

• 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

• Inter Lock Swutcges to all Guards

• Variable Speed Pulley

• One Shot Lubrication System

• Double Sided Lifting Cams

• Anti Vibration ounts

• Overload Pressure Release System

• Reverse direction motion protection is provide to avoid major accident

Working Principle of 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 Rotary Tablet Press Machine

* 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.