1)Aluminium Ferrules are manufactured per EN13411-3(DIN3093) from #1 to #60. For safety in fabrication and application, our ferrules are made of strictly material corresponding to the reqirements of EN13411-3(DIN3093) regarding material composition and mechanical properties.
2)Material: Stainless steel material and copper material
DIN3093 Aluminum Ferrules Size from 2mm to 46mm.

DIN3093 Copper Ferrule Self-Colour/Nickle Plate/Stannum Plate Size from 1.5mm to 18mm
Aluminum Sleeve Hourglass Size from 1/16" to 1/2"
Aluminum Stop Button Size from 1/16" to 3/8"
Duplex Copper Ferrules Size from 1/16" to 1/2"
Copper Stop Button Size from 1/16" to 3/8"
Also supply as per customer's samples or design.