50gsm Single Side Glossy Yellow Kraft Paper for Express Document Bags and Takeaway Bags
Product Details
| Grammage: | 50 G/m² | Caliper: | 0.06–0.09 Mm |
|---|---|---|---|
| Burst Index: | 190 KPa | MD Tear Resistance: | 560 MN |
| Cobb Value: | ≤30 G/m² | Humidity: | 8.0±2.0% |
| Apparent Density: | 0.7 G/cm³ |
Product Description
This 50 g/㎡ single‑side glossy yellow kraft paper is widely used for courier document envelopes, takeaway food bags, and product labels. Excellent bursting strength (≥180 kPa) and tear resistance ensure contents are protected during transit. The glossy side is compatible with water‑based inks for high‑speed printing.
Parameter Table (50gsm – standard grade)
| Parameter | Unit | Value |
|---|---|---|
| Basis Weight | g/m² | 50 (±3.0) |
| Thickness | mm | 0.070‑0.080 |
| Bursting Strength | kPa | ≥180 |
| Longitudinal Tear Strength | mN | ≥650 |
| Water Absorption (60s) | g/m² | ≤30 |
| Delivery Moisture | % | 8.0±2.0 |
| Breaking Length | m | ≥6000 |
Process Introduction
Higher proportion of softwood long fibers. Beating degree 28‑32°SR. AKD sizing for water resistance. Forming, pressing, drying. Single‑side calendering for gloss. Roll slitting to custom widths. Food‑grade optional.
Applications & Advantages by Category
Express Document Bags – Lightweight yet puncture‑resistant; adhesive flap bonds to rough side.
Takeaway Food Bags – Grease‑resistant glossy side; holds hot sandwiches and pastries.
Product Labels – Printed on glossy side, self‑adhesive backing applied.
Hardware Packaging – Wraps small parts; prevents corrosion.
Product Highlights
This 50 g/㎡ single‑side glossy yellow kraft paper is widely used for courier document envelopes, takeaway food bags, and product labels. Excellent bursting strength (≥180 kPa) and tear resistance ensure contents are protected during transit. The glossy side is compatible with water‑based inks for ...
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