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Akiles  |  SKU: ADM-C31 / C21

Akiles DuoMac C31 / C21 Comb & Wire Binding Machine

$872.85 $1,091.06

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Spec Sheet: View PDF File

User Manual: View PDF File

Product Specifications
Category DuoMac
SKU DUOMAC-C31 , DUOMAC-C21
Number of pitches 2
Comb Pitch 9/16"
Wire Pitch C31: 3:1   ,   C21: 2:1
Binding Operation Manual
Binding Type Plastic Comb Binding, Wire Binding
Comb Binding Capacity 30 – 400 Sheets
Wire Binding Capacity (Sheets) 20 – 120 (C31) and 140 – 280 (C21)
Punch Operation Manual
Punch Hole Shape Rectangular (Comb), Square (Wire)
Comb Holes 24 holes at 14", 19 holes at 11"
Wire Holes 32 (C31) and 21 (C21) at 11"
Punch Length 14 inches
Punching Capacity 20 sheets
Paper Size Letter, A4, Legal, A5
Depth Margin Adjustable
Warranty 1 Year
Included Accessories Integrated Wire Closer
Waste Drawer Yes
Side Margin Adjustable
Weight 64 lbs
Product Description:

Features of the Akiles DuoMac C31 / C21 Comb & Wire Binding Machine
  • Dual independent punching die systems allow the machine to support both plastic comb binding and twin loop wire binding.
  • 14” punching length with open throat design enables punching of longer or oversized documents.
  • Fully disengageable pins allow clean punching of various paper sizes without partial holes.
  • Adjustable side margin and depth margin controls provide precise hole alignment and improved tear resistance.
  • Built-in wire closer supports secure closure of twin loop wires for professional binding results.
  • Integrated comb opener simplifies plastic comb binding operations.
  • Master selector and diameter scale help determine proper punch settings and binding element size.
  • Wire holder and waste drawer improve workflow efficiency and keep the workspace clean.

Performance of the Akiles DuoMac C31 / C21 Binding Machine

The Akiles DuoMac C31 and DuoMac C21 are multifunction binding machines designed to handle both plastic comb and twin loop wire binding in a single heavy-duty unit. With two independent punching systems, users can quickly prepare documents for different binding formats without switching machines. The robust construction and intuitive controls allow operators to create professional reports, manuals, and presentations with ease.

The main distinction between the two models lies in their wire pitch configuration. The DuoMac-C31 supports 3:1 pitch twin loop wire binding, which is commonly used for smaller document thicknesses, while the DuoMac-C21 is designed for 2:1 pitch wire binding that accommodates thicker documents. This flexibility allows offices and print environments to choose the binding format that best suits their document requirements while maintaining consistent punching accuracy and binding quality.

Frequently Asked Questions

Q: What is the difference between the DuoMac C31 and DuoMac C21 models?

A: The DuoMac C31 uses a 3:1 pitch twin-loop wire pattern, while the DuoMac C21 uses a 2:1 pitch wire pattern designed for thicker documents.

Q: Can the DuoMac C31 / C21 produce both comb and wire-bound documents?

A: Yes, the machine includes two independent punching systems that allow users to create both plastic comb and twin-loop wire bindings with one unit.

Q: Is the DuoMac C31 / C21 suitable for non-standard document sizes?

A: Yes, the machine includes disengageable pins and a 14-inch punching length with open throat design, allowing it to punch various document sizes without partial holes.

Q: How do users choose the correct binding size?

A: The integrated diameter scale helps measure document thickness so users can select the appropriate comb or wire size before binding.