Glass

• First hydrolytic class A and B
• Main suppliers Schott and Corning

Code Rings

• 1 to 3 code rings, with heavy metal free enamels.

Surface Treatment

• Internal and external chemical and mechanical treatments ( Siiliconization, Ammonium Sulphate )

Printing

• Silk screen printing, with heavy metal free enamels

Capacity

• 1 to 20 ml

Breking System

• OPC, Colour break ring, Score break ring