NEW: Special parts

In our machining centre, we are able to manufacture special parts like wheels made of aluminium/steel including coating as below, custom-made for you:

  • Rubber approx. 40, 50, 60, 70, 80 or 90 Shore A
  • Polyurethane approx. 55, 60, 80, 90 Shore A up to appr. 60 Shore D (in different colours available)
  • Vulkollan® approx. 65, 83 oder 92 Shore A

(other hardness on request)


We are also specialized to renew your already used wheels in the shortest possible time.


Call us directly or send us your inquiry including a drawing by email.

A quick response of your request is guaranteed

Rubber grooved-wheel
renewing of drive wheel for model steam engine Ø500 mm
Rubber wheel with alu-core
Vulkollan® wheel with alu-core incl. ball bearing seat
Vulkollan® wheel with alu-core incl. keyway
Vulkollan® pulley with alu-core
customer wheel (old)
our constructed wheel (new)


Gert Kemper GmbH
Siegersbusch 45A
D-42327 Wuppertal

Tel.: +49-(0)202-78607-0
E-Mail: kontakt[at]