FAQ's frequent asked questions


  • How is our article number composed?

Our datasheet gives you more information about it.


  • In which colours are our products available?

We produce not only white or black caps, but according to customer requirements all different colors can also be used.


  • Which plastics do we use for our products?

The following standand resin is used by us: PPH MFI 7.5.

On request we can use also other different resins.


  • Is there a list available with all RUBA caps?

Of course, have a look here.


  • How are made-up our labels and what documents go along with deliveries?

Here you will find an example.


  • How do we indicate different products on a common pallet?

Here you will find an example.