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40g Glassine Paper Standard Grade for Adhesive Label Release Liner
Fully compliant with GB/T 29282-2024, 40 g/㎡ glassine paper is the entry-level standard for pressure-sensitive label release liners. With density ≥1.00 g/cm³, transparency ≥47%, and smoothness ≥600s (A grade), it provides a stable, non-absorbent surface for silicone coating. Ideal for daily chemical labels, supermarket barcode labels, and courier waybills. Technical Specifications Parameter Unit Value (per GB/T 29282-2024) Basis Weight g/m² 40 (±2.0) Thickness mm 0.045-0.050
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30g Glassine Paper Ultra Light High Density for Lightweight Release Liner
Designed for applications requiring minimal basis weight without sacrificing barrier performance, 30 g/㎡ glassine paper achieves a density of ≥1.00 g/cm³ through intensive supercalendering. With transparency of approximately 55% (estimated), it serves as an economical release liner for low-adhesion tapes, light-duty die-cutting, and interleaving for delicate components. Made from 100% bleached sulfate wood pulp, it is free of fluorescent agents and fully biodegradable.
