Australia-wide delivery · Binding specialists since 1992
Twin Loop

Perfect Binding (EVA & PUR)

Perfect binding glues the interior pages and cover together to create a clean, square-spine softcover book. We offer both EVA and PUR — visually similar, but different in durability.

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Perfect Binding (EVA & PUR) by Twin Loop

EVA (Ethylene Vinyl Acetate), also called traditional or conventional perfect binding, was originally developed for paperbacks. It's an economical choice for brochures, manuals, reports, magazines, catalogues and yearbooks — and books are ready for final trimming almost immediately, enabling fast turnaround.

PUR (Polyurethane Reactive) generally offers superior longevity for demanding applications, while EVA provides cost-effective quality for shorter-lifespan publications. The right choice depends on how the book will be handled and stored.

Sizes & options

We accommodate sizes from A5 (148 × 210mm) up to 308 × 308mm, with optional celloglazing in matt, gloss or velvet to prevent spine cracking on dark covers.

Perfect binding set-up guidelines

  • Text: max 305 × 305mm, min 135 × 105mm (binding edge)
  • Cover: max 620 × 320mm, min 140 × 230mm, max 350gsm
  • Supply covers flat, untrimmed and unscored
  • Supply text blocks as collated sets with divider sheets (we also offer collating)
  • Minimum text block thickness 1.5mm
  • Text bleed: 3mm past head, tail and foredge trims; 1mm past the binding-edge marks
  • Cover bleed: an extra 5mm overhang at head and tail
  • Keep the glue area (spine + 5mm either side, inside the cover) free of celloglaze and print
  • PUR books need several hours to cure before trimming
Download the set-up guidelines (PDF)