Cost Efficiency

  • Up to 85 percent shorter processing times
  • Less spray is required because hot melt coatings are solvent-free
  • One nozzle principle minimizes the spray loss
  • Controlled product movement improves yield and product quality
  • Unique filter design for long standing times
  • Reduced cleaning times
  • Fast spray solution preparation

… Hot Melt Coating … the smart way to handle your particles …

VENTILUS® processes a wide range of particle sizes
Specially suited for the coating of very fine powders.

What you get

Hot Melt Coating (HMC) is a smart solution for taste masking, moisture barriers or delayed API release

… using Amino acid

Raw amino acid
Raw amino acid
Granulated amino acid
Granulated amino acid
Coated amino acid
Coated amino acid

… using Lactobacillus

Raw lactobacillus
Raw lactobacillus
Granulated lactobacillus
Granulated lactobacillus
Coated lactobacillus
Coated lactobacillus
IHD hot melt device

IHD hot melt device

  • Heatable monobloc design
  • Concept for heating, dosing and feeding hot melt coatings
  • Integration of all functional components in one system
  • Pulsation-free dosing applies the coating abolutely evenly
  • Easy handling and cleaning
GMP Compliance

GMP compliance

  • Pharmaceutical grade cleaning validation
  • Fully visible
  • Suitable for swab testing
  • Hygienic design with no dead spaces
  • No risk of cross-contamination
VENTILUS® Processing Machine

VENTILUS® processing machine

  • Manages with a single spray nozzle
  • Easy temperature control and monitoring
  • Homogeneous flow conditions
  • Highly efficient filter cleaning
  • Reproducible coating quality


  • 85% shorter processing times
  • No solvent emissions
  • Coating agents made from renewable plant-based raw materials
  • No chemical additives
  • No need to heat the air in order to dry the product
  • Optimised energy efficiency

… Hot Melt … the green alternative to polymer coatings …


Nutraceuticals Hot Melt Coating Symposium at Romaco Innojet

Register here

Technical article that gives a deep insight into hot melt coating

Read here


How to coat pellets with ready-to-use hot melt excipients

Watch here

How to apply the coating with a single bottom spray nozzle

Watch here

Industry Partner

Together with Biogrund, Romaco Innojet develops HMC solutions

Romaco Siebler provides sachet packaging solutions


We look forward to your feedback!

Romaco Innojet GmbH
Daimlerstrasse 11
79585 Steinen

P +49 (0)7627 92377 25
E [email protected]

Romaco is a leading international supplier of processing and packaging equipment specialising in engineering technologies for pharmaceutical solids. The Romaco Group provides individual machines, lines and turnkey solutions for manufacturing and packing powders, granulates, pellets, tablets, capsules, syringes and medical devices. The company also serves the food and chemical industries. Through its various technologies, Romaco is committed to sustainable production and to systematically reducing CO2 emissions.

The Romaco Group has its headquarters in Karlsruhe (Germany) and is part of the Truking Group, a globally operating high-tech enterprise based in Changsha (China). Truking’s core competency is handling and filling pharmaceutical liquids.

Romaco operates from five European business sites with a broad portfolio comprised of seven established product brands. Noack and Siebler (Karlsruhe, Germany) supply blister, heat-sealing and rigid tube filling machines. Macofar (Bologna, Italy) markets technologies for filling sterile and non-sterile powders and liquids. Promatic (also Bologna, Italy) specializes in cartoners, track & trace systems and case packers. Kilian (Cologne, Germany) is a leading manufacturer of tablet presses. Innojet (Steinen, Germany) is in the business of granulating and coating fine solid particles. Tecpharm (Rubí, Spain) offers tablet coating technologies.

More than 800 highly skilled and committed Romaco employees are dedicated to the development of future product technologies and to the continuous implementation of internal improvement processes. Romaco’s multi-brand system solutions are sold worldwide through eight Sales & Service Centres and a dense network of local agent organisations. Over 12,000 installations delivered by Romaco are currently in use in more than 180 different countries.

For more information about the Romaco Group, visit

Licensed images:
Title: GMP. Good Manufacturing Practice for medicinal products. Seal and imprint (© waldemarus / Adobe Stock)