Single Sided Rotary Tablet Press Machine

GMP model LI-ST Single Sided Rotary Tablet Press Machine is an entry level tablet press. It is specially designed for the small production batches. This machine model is suitable for a variety of applications in pharmaceutical and other industries like food, chemical, naphthalene, confectionery etc. Manufacturer of Single Sided Rotary Tablet Press Machine is used in laboratories for research and development due to which it is also known as R&D rotary tablet press machine. It is also known by the names mini rotary tablet press machine, small rotary tablet press machine and compact rotary tablet press machine due to its small and compact size.

The suitable model can be selected based on the tooling and output requirement from the 16 & 20 stations with the “D”, “D” & “B/D” tooling respectively.
Tablet Press model of 12 station is also available with special tooling and tunnel type can track having max lab Diameter of 40 mm & max depth of fill of 30 mm.

Single Sided Rotary Tablet Press Machine


Unlike other forms of compression devices, rotary tablet presses have the ability to independently control the amount of powder in the cavity. In addition, they offer higher productivity and minimal labor. They are also easy to clean.

The main components of a rotary tablet press are a take-off blade, feeder, and a hopper. In addition, the machine has a lubrication system that is designed to maintain the main pressure and pre-pressure.

The die system in a rotary tablet press is designed to accommodate a variety of tablet sizes. The machine is also equipped with an ejection adjuster that helps to eject tablets from the die cavity. The depth of fill control is another feature that ensures that the right quantity of granules are present in the cavity before the machine is engaged in compression.

The machine is made in compliance with CGMP standards. It has a touch screen control panel that displays important operating parameters. It is manufactured from 316 stainless steel and is easy to clean.

The machine also features a hydraulic overload system. An ammeter is attached to the control panel to indicate if the machine is under overload. If the machine over loads, it automatically stops.

The main compression process is achieved by a synchronized motor. The motor is fitted with a variable speed pulley mounted on the Motor shaft. It is also equipped with a hand pump for automatic lubrication.

The rotary tablet press machine is capable of producing up to nine thousand - two hundred and thirty four thousand tabs per hour. The production capacity of the machine depends on the number of compression stations, the distance between the top and the bottom punches, and the thickness of the tablets.

Rotary Tablet Press Working Principle


Basically, a tablet compression machine is a machine that compresses powder into tablets. The machine is made up of two critical parts: the feeder and the die. A good feeder system will ensure proper flow of the powder mix from the hopper to the die system. It should be 316L stainless steel to avoid clogging. It also needs to be dust tight.

The feeding system is composed of several components. The main components are the hopper, the take-off blade, the feeder housing, and the die table. The hopper should be fitted perfectly. It should be designed to fit into the turret's holes.

The feeder housing is fitted with a take-off blade. It guides the granulated powder mix from the hopper to the die area. The material is then compressed by the upper and lower punches. The bottom punch is raised to eject the material.

The rotary tablet press has a unique working principle. It uses overfill principle to compress powder into tablets. The turret is the heart of the press' tooling. The turret holds many punches. The height of the bottom punch is controlled by a metering cam. This is used to improve the release features of the press.

The ejection cam also allows ejection of the tablet from the die cavity. A servo-motor system is used to make these movements possible. The ring is a Courtoy die ring. It is a replacement for the conventional die. It improves the number of tablets produced per revolution. It reduces setup time and allows uninterrupted access to the die ring.

Salient Features of Single Sided Rotary Tablet Press Machine:


  • Designed as per cGMP Standards
  • Suitable for Small Batch Production requirements
  • Available in 12, 16 & 20 Stations
  • Sturdy, Robust Heavy Base for Handling High Pressure at
  • High Speed with less Vibration
  • Turret Manufactured from SG 500/7 crack resistant Special Graded Cast Iron
  • Centralized Lubrication System
  • Onboard Ampere Meter to Indicate Motor Overload
  • Digital Tablet Counter
  • User friendly, Easy to Clean, Quick Changeover & Hassle-Free Maintenance.
  • Variable Speed Pulley

Safety Features of Single Sided Rotary Tablet Press Machine:


  • Overload Pressure Release Mechanism
  • Turret Anti Turning Mechanism
  • Overload Protection
  • Interlocking Safety Guards with Limit Switch
  • Emergency Stop Button

Additional Features of Single Sided Rotary Tablet Press Machine:


  • ELNP Turret
  • Ph. Bronze Gearing with Hardened Steel Worm
  • PLC Control System
  • Auto Lubrication System

Technical Specification of Single Sided Rotary Tablet Press Machine:


Model No. LI-ST12 LI-ST16 LI-ST20
Number of Station 12 16 20
Type of Tooling Special Type ‘D’ ‘D’
Output 15,840 Max. 13,400 – 40,220 16,800 – 52,000
Max. Operating Pressure 12 Ton 10 Ton 10 Ton
Max. Tablet Diameter 40 mm 25 mm 25 mm
Max. Depth of Fill 30 mm 20.5 mm 20.5 mm
Upper Punch Entry Penetration 1.5 – 8 mm 1.5 – 8 mm 1.5 – 8 mm
Main Electric Motor 3 H.P.,950 RPM, 415 Volts, 50 Hz 3 H.P.,1440 RPM, 415 Volts, 50 Hz 3 H.P.,1440 RPM, 415 Volts, 50 Hz
Overall Dimension 980 mm x 1020 mm x 1820 mm
Net Weight 1200 1100 1100

Single Sided Rotary Tablet Press Machine Videos


Tablet Press Machine FAQs


It is a rotary tablet compression machine featuring a single feed frame and one set of punch stations arranged around a rotating turret — compressing pharmaceutical granules, Ayurvedic herbal powders, and nutraceutical blend formulations into uniform, precisely weighted tablets through continuous rotary motion, making it the most widely used tablet manufacturing machine for small to medium-scale pharmaceutical, Ayurvedic, and nutraceutical production operations.

A single sided rotary press has one feed frame filling die cavities once per turret revolution — while a double sided press has two feed frames filling dies twice per revolution, effectively doubling output — making the single sided machine more suitable for small to medium production volumes, easier to operate and maintain, and more affordable for growing pharmaceutical and Ayurvedic manufacturers.

The single sided rotary tablet press offers the ideal combination of reliable tablet quality, adequate production output, straightforward operation, simple tooling changeover, and affordable capital investment — making it the most practical tablet manufacturing machine for small and medium-scale pharmaceutical, Ayurvedic, and nutraceutical companies entering or scaling up commercial tablet production.

Yes, it is one of the most commonly used machines in Ayurvedic manufacturing — producing herbal extract tablets, churna blend tablets, classical Ayurvedic preparations, and proprietary multi-herb formulations at consistent weight, hardness, and disintegration quality parameters that meet AYUSH product licensing and GMP certification requirements.

Absolutely — nutraceutical and cosmetic supplement companies manufacturing collagen tablets, beauty vitamins, mineral supplements, probiotic tablets, and wellness chewable tablets use single sided rotary tablet presses to produce high-quality, precisely dosed supplement tablets for domestic retail, e-commerce, and export nutraceutical markets at manageable production volumes and investment costs.

Depending on the number of punch stations, turret speed, and tablet size, single sided rotary tablet presses produce between 30,000 to 200,000 tablets per hour — providing adequate commercial production capacity for small to medium-scale pharmaceutical, Ayurvedic, and nutraceutical tablet manufacturing operations.

Single sided rotary tablet press machines are available in configurations with 16, 19, 27, 33, and up to 51 punch stations — with more stations delivering higher output per revolution — allowing pharmaceutical and Ayurvedic manufacturers to select the right station count for their specific production volume and tablet size requirements.

The machine produces tablets in round, oval, oblong, capsule-shaped, square, and custom embossed shapes — with diameters from 3 mm to 25 mm — using interchangeable B-type or D-type punch and die tooling sets that are available in standard and custom configurations for all pharmaceutical, Ayurvedic, and nutraceutical tablet formats.

Yes, it is manufactured with GMP-compliant SS 316 product contact parts including punch guides, die table, and tablet chute — with SS 304 enclosed machine body construction — fully meeting Schedule M, WHO-GMP, and AYUSH regulatory equipment standards for licensed pharmaceutical, Ayurvedic, and nutraceutical tablet manufacturing facilities across India.

The machine uses an automatic weight control system with pre-compression and main compression force monitoring — continuously measuring tablet compression force as an indicator of die fill weight and automatically adjusting the lower punch fill cam depth to maintain consistent tablet weight within ±3% of target throughout the entire production run.

Pre-compression applies a gentle initial compression force before the main compression stroke — de-aerating the granule bed in the die cavity, improving particle bonding, reducing tablet capping and lamination defects, and enhancing tablet hardness uniformity — particularly important for Ayurvedic herbal powder blends and direct compression pharmaceutical formulations.

Yes, the machine handles both wet granulation and direct compression formulations — with direct compression becoming increasingly popular for pharmaceutical and Ayurvedic tablet manufacturing due to its processing simplicity, lower equipment investment, reduced manufacturing steps, and suitability for moisture-sensitive and heat-sensitive herbal and pharmaceutical active ingredients.

The machine uses pre-compression force optimization, controlled compression speed profiles, precision-machined punch and die tooling with appropriate punch tip geometry, and accurate granule flow management through the feed frame — all working together to minimize tablet defects and produce physically robust tablets meeting pharmacopoeial quality specifications.

Critical in-process quality parameters include tablet weight uniformity, tablet hardness, tablet thickness, tablet friability, and disintegration time — all of which are monitored at regular intervals during production, with compression force data used as a real-time weight uniformity indicator between manual sampling checks.

The single sided rotary tablet press features straightforward punch and die installation procedures that trained machine operators can complete in 1 to 2 hours — with each punch removed and replaced individually from the turret, making tooling changeovers between different tablet products and sizes relatively simple compared to more complex double sided machines.

The machine's GMP-compliant construction, automatic weight monitoring capability, enclosed dust-free compression zone, documented operating procedures, and comprehensive qualification documentation support provide the manufacturing process control evidence required by AYUSH GMP inspectors — demonstrating that Ayurvedic herbal tablets are manufactured under controlled and validated quality conditions.

Yes, the machine can produce effervescent tablets, chewable vitamin tablets, and mineral supplement tablets — with specific tooling designs and compression parameter optimizations required for each tablet type, including harder punches for effervescent formulations and appropriate pre-compression settings for chewable nutraceutical tablet blends.

The machine operates on a 440V three-phase power supply with basic compressed air requirements — with the compression room maintained at controlled temperature of 25°C and relative humidity below 45% — standard environmental conditions required in GMP-compliant Indian pharmaceutical, Ayurvedic, and nutraceutical tablet manufacturing facilities.

Yes, Lodha Pharma provides complete on-site machine installation, punch and die tooling qualification, compression parameter validation support, Factory Acceptance Test (FAT) documentation, Installation Qualification (IQ) and Operational Qualification (OQ) support, operator and maintenance staff training, Annual Maintenance Contracts (AMC), and fast availability of punches, dies, and critical spare parts — ensuring consistent GMP-compliant tablet manufacturing performance throughout the machine's operational life.

Simply contact Lodha Pharma through their official website with your tablet formulation type, required tablet shape and diameter, number of punch stations needed, target production output, punch tooling specifications, GMP licensing status, and facility details — their expert technical sales team will promptly provide a tailored quotation and arrange a comprehensive live factory or detailed video demonstration to help you select the ideal single sided rotary tablet press for your pharmaceutical, Ayurvedic, or nutraceutical tablet manufacturing operation.

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