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{"title":"70gsm Single Sided Glossy Kraft Paper for Heavy Duty Shopping Bags and Courier","imgUrl":"https:\/\/img.chinax.com\/nimg\/1e\/51\/d68d40c2bfe6daa1c5942386a64c-200x200-1\/70gsm_single_sided_glossy_kraft_paper_for_heavy_duty_shopping_bags_and_courier.jpg","attrs":{"Price":"Negotiable","Packaging Details":"Kraft paper or carton, as per customer\u2019s request","Bursting resistance":"270 kPa","Supply Ability":"1000 Tons"}}
{"title":"50gsm Single Side Glossy Yellow Kraft Paper for Express Document Bags and","imgUrl":"https:\/\/img.chinax.com\/nimg\/7b\/8b\/bbcafcc56603f1b0faea96a4d729-200x200-1\/50gsm_single_side_glossy_yellow_kraft_paper_for_express_document_bags_and_takeaway_bags.jpg","attrs":{"Cobb value":"\u226430 g\/m\u00b2","Humidity":"8.0\u00b12.0%","Packaging Details":"Kraft paper or carton, as per customer\u2019s request","Burst index":"190 kPa"}}
{"title":"60gsm Single Sided Glossy Yellow Kraft Paper for Shopping Handbags and Food","imgUrl":"https:\/\/img.chinax.com\/nimg\/dd\/75\/86adaf508a40eade7721cc044286-200x200-1\/60gsm_single_sided_glossy_yellow_kraft_paper_for_shopping_handbags_and_food_packaging_bags_0a.jpg","attrs":{"Delivery Time":"10-45 Days","Longitudinal tearing force":"680 mN","Supply Ability":"1000 Tons","Puncture strength":"230 kPa"}}
{"title":"80gsm Single Side Glossy Kraft Paper for Standard Express Packaging and Food Box","imgUrl":"https:\/\/img.chinax.com\/nimg\/3b\/ca\/f1b2f9be4858302405486455e36d-200x200-1\/80gsm_single_side_glossy_kraft_paper_for_standard_express_packaging_and_food_box_liners.jpg","attrs":{"Price":"Negotiable","Basis weight":"80 g\/m\u00b2","Packaging Details":"Kraft paper or carton, as per customer\u2019s request","Density":"0.8 g\/cm\u00b3"}}
{"title":"120gsm Single Side Glossy Kraft Paper for Rigid Box Wrapping and Industrial Bags","imgUrl":"https:\/\/img.chinax.com\/nimg\/36\/81\/a81ffcb0aec3d1ffaf645eac552e-200x200-1\/120gsm_single_side_glossy_kraft_paper_for_rigid_box_wrapping_and_industrial_bags.jpg","attrs":{"Packaging Details":"Kraft paper or carton, as per customer\u2019s request","Supply Ability":"1000 Tons","Bursting force":"470 kPa","Moisture":"8.0\u00b12.0%"}}
{"title":"30gsm Single Side Glossy Yellow Kraft Paper for Cable Insulation and Inner","imgUrl":"https:\/\/img.chinax.com\/nimg\/38\/94\/8a1f81a40799256dbb392339d02a-200x200-1\/30gsm_single_side_glossy_yellow_kraft_paper_for_cable_insulation_and_inner_lining.jpg","attrs":{"Water absorption (60s)":"\u226430 g\/m\u00b2","Delivery moisture":"8.0\u00b12.0%","Packaging Details":"Kraft paper or carton, as per customer\u2019s request","Longitudinal tear strength":"approx. 340 mN"}}
{"title":"40gsm Single Side Glossy Yellow Kraft Paper for Envelopes and Lightweight","imgUrl":"https:\/\/img.chinax.com\/nimg\/aa\/01\/442f53fb1926658a4a03aa645bc6-200x200-1\/40gsm_single_side_glossy_yellow_kraft_paper_for_envelopes_and_lightweight_shopping_bags.jpg","attrs":{"Water absorption":"\u226430 g\/m\u00b2","Breaking length":"\u22656000 m","Price":"Negotiable","Basis weight":"40 g\/m\u00b2"}}
This 70 g/㎡ single‑side glossy yellow kraft paper is a heavier medium grade for demanding retail and logistics applications. With bursting strength ≥260 kPa and tear strength ≥800 mN, it supports loads up to 8 kg. The glossy front prints complex graphics, while the rough back holds heavy‑duty adhesive for sealed courier bags.
Parameter Table (70gsm – interpolated from 60 and 80 data)
Parameter
Unit
Value
Basis Weight
g/m²
70 (±4.0)
Thickness
mm
0.095‑0.105
Bursting Strength
kPa
≥260
Longitudinal Tear Strength
mN
≥800
Water Absorption (60s)
g/m²
≤30
Delivery Moisture
%
8.0±2.0
Breaking Length
m
≥6000
Process Introduction
Increased proportion of long‑fiber softwood. Extended beating to 30‑35°SR for better bonding. Single‑side calendering with higher linear pressure. Drying to lower moisture (7‑8%) for improved stiffness. Roll or sheet.
Applications & Advantages by Category
Heavy Shopping Bags – For wine, books, electronics; reinforced bottom.
Courier Plastic‑Alternative Bags – Fully recyclable; glossy side prints shipping labels.
Hardware & Tool Packaging – Resists tearing from bolts and screws.
Pet Food Bags – Outer layer of multi‑wall sacks; breathes to prevent spoilage.
Core Advantage
70gsm offers a perfect balance between 60gsm economy and 80gsm heavy duty; ideal for premium retail.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Ecer Certification:
Verified Supplier
Dongguan Jifeng Paper Products Co., Ltd. is a modern enterprise specializing in the R&D, production and sales of specialty paper products. Formerly known as Shenzhen Shuangfeng Paper Products Co., Ltd., the company was founded in March 2010. It relocated to Dongguan and was renamed Jifeng in 202... Dongguan Jifeng Paper Products Co., Ltd. is a modern enterprise specializing in the R&D, production and sales of specialty paper products. Formerly known as Shenzhen Shuangfeng Paper Products Co., Ltd., the company was founded in March 2010. It relocated to Dongguan and was renamed Jifeng in 202...