High-Quality Hardcover Book Printing with Sprayed Edges

A premium hardcover novel printing project for an overseas publisher, featuring gradient-sprayed edges and vivid full-color cover printing. The book set demonstrates Cokoaiai’s precision in offset printing, case binding, and aesthetic finishing techniques for the luxury book market.

1. Design Objective

To create a collector’s edition hardcover novel set that combines visual impact with long-term durability.

The client required a smooth matte finish, custom color-sprayed edges, and fine typography presentation suitable for retail and gifting.

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2. Structural & Design Highlights

  • Hardcover with matte lamination, offering a soft-touch surface and scratch resistance.
  • Gradient-sprayed edges to match the sunset color palette of the cover design.
  • Lay-flat opening for enhanced reading comfort.
  • Precise corner wrapping and reinforced spine structure for durability.
  • Custom box set version available for multi-volume collections.

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3. Printing & Material Specifications

  • Cover: 157gsm art paper + 2.5mm greyboard
  • Inner Pages: 80gsm cream offset paper (high opacity, book-grade)
  • Printing: Heidelberg 4C offset press
  • Finishing: Matte lamination + spot UV
  • Edge Spraying: Gradient pink–orange color matching Pantone tones
  • Binding: Case-bound hardcover, thread-sewn for strength and longevity

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4. Production Timeline

Color sampling & proofing: 5 days Printing & lamination: 7–10 days Sprayed edges & hardcover assembly: 7 days → Total lead time: approx. 20–25 working days

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5. Final Output & Applications

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Size: 155 × 235 mm Suitable for novels, gift box editions, literary collections, and publishing houses seeking premium-grade book printing. Supports full OEM customization — cover design, box sets, and edge colors.