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Pharmaceutical Process Equipment
Pharmaceutical & Industrial Process Equipment

Pharmaceutical Process Equipment

Pharmaceutical process equipment is the vessels, filters, dryers, piping and controls used to make a regulated botanical or pharmaceutical ingredient, built so that every product-contact part can be cleaned, checked and documented.

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Mobile stainless-steel filter vessel on a wheeled frame with valves and sanitary pipework, beside process vessels in an installed plant

Pharmaceutical Process Equipment

The feed is normally dried plant material or a chemical intermediate, and the product is an extract, intermediate or ingredient that the customer will test against a written specification. Before equipment is chosen, a buyer needs to settle the product and batch size, the solvent, which parts touch the product, whether one train will make several products in turn, how it will be cleaned between batches and what documents the customer's own quality system will ask for. Those answers decide the materials, finish, dedicated parts, instrument layout and control specification, and they drive the price more than vessel volume does. The page covers the whole equipment train rather than a single machine; a complete plant for pharmaceutical extraction is a separate page.

The usual train follows the extraction route. Plant material is milled to a controlled size and extracted in a jacketed, agitated vessel, where solvent, temperature and time are set by recipe. A filter press, nutsche filter or centrifuge removes the spent material, a vacuum evaporator concentrates the liquid and recovers solvent, and a purification step is added only where the specification needs it. A vacuum dryer, filter-dryer or spray dryer finishes the product, chosen by heat sensitivity and the powder form wanted. What makes the equipment pharmaceutical is mostly design detail. Contact surfaces are smooth and drainable, with short dead legs and no pockets that hold residue. Gaskets and seals are named by material and duty. Instruments sit where they can be isolated and checked without opening the process. The controller carries user access levels so that recipes and set points change only through authorised people. Parts that are hard to clean, such as filter cloths and bags, are often kept for one product. Validation follows from a written user requirement, so that drawings, material certificates, weld and test records and the software are judged against the same document.

Indicative Capacity Range

  • 50–2,000 kg dry feed/day

Key Specification Inputs

Process validation, materials, hygienic design, regulatory requirements.

Technical Specifications

TechnologyBatch processing of botanical or pharmaceutical ingredients: extraction, separation, concentration, drying and solvent recovery
Contact MaterialSS 316L, or a higher grade where the solvent or an acid wash demands it
Surface FinishSmooth, drainable internal surfaces, with electropolishing chosen for vessels that cannot be dismantled for cleaning
Cleaning MethodManual, spray-ball clean-in-place or both, decided by how often the product changes
Dedicated PartsFilter cloths, bags, gaskets and seals reserved per product where cleaning is difficult
Extraction VesselJacketed and agitated, with temperature control and a condenser, sized to the batch
Separation OptionsFilter press, nutsche filter or centrifuge, chosen by solids load and solvent
Drying OptionsVacuum tray dryer, filter-dryer or spray dryer, chosen by heat sensitivity and powder form
InstrumentationTemperature, pressure, flow and weight devices fitted so they can be isolated and checked
Control SystemPLC with user access levels, protected set points, and recipe and batch logging
UtilitiesSteam or hot water, cooling water, vacuum, compressed air and power, with purified water where the process needs it

Typical Process Route

1

Raw Material Inspection

Incoming plant material or intermediate is sampled against the written specification for identity, moisture and foreign matter, and each accepted lot is coded so that every batch can be traced back to it.

2

Cleaning and Sizing

Material is sieved, destoned and milled to a controlled particle size, which sets extraction rate and filtration behaviour. Mill dust is contained, and the milling area is kept apart from the extraction hall.

3

Controlled Extraction

A jacketed, agitated vessel holds solvent, temperature, time and ratio to the recipe, with protected set points and recorded batch data. A closed vessel with a condenser keeps solvent losses low.

4

Solid-Liquid Separation

A filter press, nutsche filter or centrifuge takes the spent material out of the liquid. Filter cloths and bags are hard to clean fully, so many users reserve them for a single product.

5

Concentration and Solvent Recovery

A vacuum evaporator raises the solids at a low boiling temperature, which protects heat-sensitive compounds, while the condensed solvent goes back to storage for reuse. Foaming and fouling are the usual troubles.

6

Purification (if needed)

Adsorption resin, crystallisation or a membrane step removes unwanted compounds when the specification demands it. Each addition brings extra vessels, solvent or buffer streams and a waste route.

7

Drying

A vacuum dryer, filter-dryer or spray dryer brings the product to its target moisture. The choice follows heat sensitivity, powder properties and how much containment the product needs.

8

Packing and Batch Records

Dried product is discharged into lined containers, sampled and labelled, and the batch record, with set points, times, alarms and weights, is assembled for the customer's own release decision.

Process & Equipment Modules

  • Milling and sieving unit for plant material
  • Jacketed extraction vessel with agitator
  • Filter press or agitated nutsche filter-dryer
  • Centrifuge for solid-liquid separation
  • Vacuum evaporator with condenser
  • Solvent recovery still
  • Adsorption or crystallisation vessel
  • Vacuum dryer or spray dryer
  • Product-contact piping with hygienic fittings
  • Calibration and isolation points on instruments
  • PLC and HMI panel with user levels
  • Discharge and packing station

Plant Output

Standardised plant extractConcentrated intermediateDried extract powderRecovered solvent for reuseSpent plant material

Applications

  • Standardised plant extracts for herbal medicine and capsule makers
  • Concentrated intermediates for further purification elsewhere
  • Dried extract powders for tablet and capsule filling
  • Purified single-compound fractions such as glycosides or alkaloids
  • Pilot batches for process development and trial scale-up
  • Multi-product extraction suites that change product between campaigns

Key Features

  • Smooth, Drainable Contact Surfaces

    Vessels slope to a low outlet, welds are ground flush and dead legs are kept short, so residue has nowhere to sit and cleaning can be written as a procedure.

  • Dedicated Parts Decided Early

    Filter cloths, bags and some gaskets are hard to clean and are often kept for one product. Counting them, and their spares and storage, belongs in the specification.

  • Instruments You Can Check

    Temperature, pressure, flow and weight devices are fitted with isolation and test points, so calibration needs no dismantling of the process.

  • Controlled Recipe Access

    User levels and protected set points let only authorised people change recipes, and batch data is kept for each run.

  • Documentation Written Into Scope

    Drawings, material certificates, weld and test records and the instrument list are listed in the proposal, so validation work by the buyer has material to start from.

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Frequently Asked Questions

What information is needed to size Pharmaceutical Process Equipment?
Give the product and its route, the batch size in kilograms of dry feed and the batches per week, the solvent and its hazard class, and whether more than one product will share the train. Add the cleaning method, target moisture and powder form, the room and utilities available, and the documents the customer will expect. Batch size and solvent set vessel volume and the safe-area arrangement.
What capacity range does Pharmaceutical Process Equipment cover?
The indicative capacity range is 50–2,000 kg dry feed/day. It is stated on a dry feed basis per day, so restate your own volume on that basis and say how many hours a day the plant will run.
What makes this equipment pharmaceutical rather than ordinary process equipment?
Mostly detailed design, not a special metal. Surfaces are smooth and drain fully, dead legs and crevices are removed, gasket materials are named, instruments can be isolated and checked, and a written record covers what was built. The steel is often the same grade used in food plant, so see stainless steel process equipment for grade and finish choices.
Should filter cloths, bags and gaskets be dedicated to one product?
Parts that are hard to clean, such as filter cloths, filter bags and soft gaskets, are often reserved for a single product, because residue in them is difficult to prove removed. Decide early which items are dedicated, how many spares are needed and where they are kept between campaigns, so the number appears in the quotation and not as a later request.
Is one extraction train enough for several products?
It can be, but each change of product needs a cleaning step, dedicated or replaced parts and a check for carry-over, which costs production days. A train that runs one product most of the year needs less cleaning design. If products are very different in solvent or odour, two smaller trains may be easier to run than one shared train.
How is the control software judged?
In proportion to its effect on product quality: a controller on a critical step such as extraction temperature or drying needs closer checking than a utility pump. Write the intended use down as requirements before the software is specified, and test the finished program against those requirements, including the alarms and the input and output checks.
Who can change a recipe or set point in the control system?
Only authorised users. The control system should carry access levels, protected set points and a record of changes, set up and tested before the equipment is handed over. Free editing at the operator screen is the common trap, because a changed temperature or time can pass unnoticed until a batch is out of specification.
How should instruments be arranged for calibration?
The interval is set by the owner's own written programme, not by the equipment. The plant should make it easy to keep to that programme: isolation valves around transmitters, probes in reachable positions, and test points for pressure and temperature, so a check needs no dismantling of the process.
How do I request a proposal for Pharmaceutical Process Equipment?
Use the Request a Quote page and describe your project. Ask for the documentation package (drawings, material certificates, testing), the validation support available and the exact scope, and check these against your regulator's requirements.

Enquire about Pharmaceutical Process Equipment

Send your raw material, target product and capacity to Kadali Africa Ventures for a technical proposal.

Request a QuoteWhatsApp