Advanced Potting Compounds for Electrical and Electronic Applications

Key Takeaways

1. RAMPF potting resins deliver outstanding electrical insulation, mechanical stability, and long‑term reliability for coils, transformers, sensors, power electronics, high‑voltage assemblies, and many more.
2. The high-performance epoxy and polyurethane systems are listed with leading manufacturers in the automotive and electronics industries.
3. Product highlight at Coiltech 2026: RAKU^® POX 22‑1640‑2, combining excellent thermal conductivity, superior flow for easy processing, and strong shock resistance in a versatile two‑component epoxy system.

RAMPF Advanced Polymers is presenting high‑performance epoxy and polyurethane potting compounds engineered to meet the increasing demands of modern electrical and electronic applications at Coiltech in Augsburg from March 25 to 26 – Booth 5-C18.

Backed by decades of materials expertise and deep electrical engineering know‑how, RAMPF Advanced Polymers’ potting resins deliver excellent electrical insulation, high mechanical stability, and long‑term reliability for applications including coils, transformers, sensors, power electronics, and high‑voltage assemblies.

The high‑performance epoxy and polyurethane systems are approved by leading automotive and electronics manufacturers worldwide.

RAKU® POX Epoxy Potting Compounds
Typical applications: Potting of capacitors, motors, transformers, circuit boards, control units

Benefits:

• Excellent chemical resistance
• Outstanding impregnation properties
• High mechanical strength
• Very good abrasion resistance
• Strong adhesion to metals

RAKU^® PUR Polyurethane Potting Compounds
Typical applications: Potting of circuit boards, capacitors, inverters, sensors, inductors, EMC filters

Benefits:

• Wide Shore hardness range (20A - 90D)
• Easy adjustment of reactivity
• Low shrinkage
• Low exothermicity
• Fast processing
• High shock resistance
• Good adhesion to plastics

Product highlights at Coiltech 2026:

RAKU^® POX 22-1640-2: Two‑component epoxy system which offers

• Good thermal conductivity
• Outstanding flow characteristics for easy processing
• Good shock resistance
• RoHS compliance

RAKU^® POX 22-1125 A + 22-220 B: Two‑component epoxy system which offers

• High glass transition temperature
• High thermal shock resistance
• Low mixed viscosity
• Good chemical resistance
• High long‑term temperature resistance
• RoHS compliance

RAKU^® PUR 21-2456: Two‑component polyurethane system which offers:

• Excellent long‑term temperature resistance
• Insulation class F
• Low water uptake and high hydrolysis resistance
• Halogen‑free flame retardancy
• Compatibility with standard two‑component mixing and dispensing equipment
• RoHS compliance

Visit RAMPF at Coiltech 2026 in Augsburg from March 25 to 26 – Booth 5-C18!