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Our Ring Wire on spools are offered in 2 pitches 3:1 and 2:1
3:1 pitch is usually used for book thicknesses from 3 – 13 mm. We offer 3:1 elements and spools in diameters 1/4′” (6.35 mm) up to 9/16″ (14.28 mm).
2:1 pitch can be used for book thicknesses from 15.75 – 32 mm. The graphic industry uses this pitch mainly to bind larger diameters from 13 – 35 mm. We offers 2:1 elements and spools in diameters 5/8″ (15.87 mm) up to 1 1/4″ (32,0 mm).
Our Ring Wire on spools are available in standard colors (white, black and transparent silver). Other colors are also available such as red, blue, green, bronze.
The endless ring wire binding material is wound on spools and can be processed on semi- and fully-automatic binding machines.