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Papel puro de uso pesado tira trasera de 85 g para cuadernos gruesos y libros de tapa dura
Engineered for thicker notebooks and hardcover books (book thickness 4‑30mm), this 85 g/m² pure paper back strip offers increased stiffness and tear resistance (thickness 0.12‑0.13 mm). It provides superior spine reinforcement for books up to 30mm thick, preventing sagging and deformation over long‑term use. Compatible with perfect binding and thread‑sewn binding on high‑speed back strip machines (max 21 m/min). Technical Specifications Parameter Unit Value Basis Weight g/m²
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Resistencia al pliegue de papel puro 80g para libros de ejercicios y cuadernos
Designed for standard exercise books and softcover notebooks, this 80 g/m² pure paper back strip offers excellent fold resistance (≥50 times) and tensile strength (longitudinal ≥3 kN/m). Made from long‑fiber wood pulp paper, it ensures even glue absorption without bleed‑through. Available in white, beige, and custom colors, it reinforces the spine, prevents page detachment, and enhances the professional finish of bound books. Technical Specifications Parameter Unit Value
