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두꺼운 노트북 및 하드커버 책용 헤비듀티 순수 종이 백 스트립 85g
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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연습장과 노트북을 위한 높은 접힘 저항 순수 종이 백 스트립 80g
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
