17g Food Grade Copy Paper Roll for Glass and Hardware Protection
This 17 g/㎡ roll Copy Paper provides interleaving protection for industrial applications – between glass sheets, metal plates, and finished hardware components. Acid‑free and sulfur‑free, it prevents tarnish on silver or copper parts. Roll widths up to 1092 mm and lengths from 30 to 840 meters.
| Parameter | Specification |
|---|---|
| Basis Weight | 17 g/㎡ (±7% qualified) |
| Thickness | 0.02–0.05 mm |
| Density | ≥0.50 g/cm³ |
| Transparency | ≥70% (Qualified) |
| Whiteness | ≥75% |
| Average Breaking Length | ≥3.0 km |
| Tear Index | ≥3.0 mN·m²/g |
| Moisture Content | ≤10.0% |
| Roll Width | 787 / 889 / 1092 mm (custom slitting) |
| Roll Length | 30–840 m (flexible) |
| Splices | ≤5 per roll, joint width ≤15 mm |
Softwood kraft pulp with small amount of hardwood (20‑30%) for formation. High‑freeness beating (650‑750 mL). No filler to maintain cleanliness. Fourdrinier forming, pressing, drying at 105‑115°C. Light calendering (not heavy, to preserve bulk). Optional light starch sizing for dust control. Slit and rewound with minimal splices.
Glass Packaging – Interleaves between glass sheets; prevents scratches and moisture stains.
Hardware & Tools – Wraps metal parts (nuts, bolts, dies); prevents corrosion and abrasion.
Electronics – Separator for circuit boards during shipping; lint‑free properties.
Automotive Components – Liner for machined aluminum parts; oil‑absorbent surface.
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