Plastic systems based on polyurethane, epoxy, and silicone - Rampf Group

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Innovative solutions for sealing, casting, and bonding

By RAMPF Polymer Solutions

Sealing Systems

The all-rounders based on polyurethane and silicone

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Electro Casting Resins

Innovative casting systems for electrical and electronic components

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Industrial adhesives for reliable bonding

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Casting Resins & Elastomers

Highly resilient elastomers and engineering casting resins

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Chemistry is our passion

Advancing technology, maximizing quality – RAMPF Polymer Solutions based in Grafenberg, Germany, is a leading developer and manufacturer of reactive resin systems based on polyurethane, epoxy, and silicone.

The product portfolio includes liquid and thixotropic sealing systems, electro and engineering casting resins, edge and filter casting resins, adhesive systems, and hotmelt adhesives.

The products of the RAKU® PUR (polyurethane), RAKU® POX (epoxy), RAKU® SIL (silicone), and RAKU® MELT (hotmelt adhesives) brands ensure the best solution for your application.

R&D is a top priority. In the RAMPF Innovation Center, we work daily on the development of new products, the enhancement of existing products, and new material combinations.

RAMPF Polymer Solutions is certified to ISO 9001, IATF 16949, ISO 50001, and ISO 14001. Our products are listed by leading manufacturers in the automotive, electrical, and electronics industries, amongst others, and meet the highest quality requirements such as IP 67, IP 69, UL 94 V0, FMVSS 302, UL 746 B (RTI), and thermal classification B – F.

With state-of-the-art production processes and plants, we guarantee the economical, quality-compliant, and ecological (ISO 14001) production of our materials.

Inside view – the company movie

High-quality products and solutions for sealing, casting, bonding, and protecting. Tailored precisely to your needs. For more than 35 years.


Laboratory and application technology

  • Ultra-modern facilites on more than 1,000 m2

  • Initial consultation on selecting the most suitable material and processing procedure

  • Customized development of your material or adaptation of a product from our comprehensive portfolio

  • Application engineering consultation for component design and manufacture of sample parts in near-series conditions

  • Manufacture of prototypes

Processing expertise

  • Support and consulting for applications as well as process development and optimization 

  • All-encompassing machinery pool for conducting near-series customer trials

  • Mixing and dispensing systems from RAMPF Production Systems for processing one, two, and multi-component materials

After-sales service and training

  • Our customer service does not end with the start of series production – technical field representatives, application technicians, and product developers are all at your service 

  • The RAMPF Academy offers product and application training courses that emphasize on sharing experiences


  • Customer- and progress-oriented approach – together with our customers we develop tomorrow’s solutions

  • Expert and dedicated Key Technology Management team

  • Comprehensive customer advice and cross-process expertise

  • Material, plant, and process technology from a single source – RAMPF’s competent full-service offer

  • Comprehensive expertise and many years of experience in processing technologies such as sealing, casting, bonding, foaming, coating, and design