Three-side sealed heat-sealed coffee bag

Food grade , recyclable heat sealed coffee powder mylar bags

Send Inquiry

Product Introduction

Product attributes

Three-side sealed heat-sealed coffee bag bag size, thickness, bag type, material can be customized

Base material:

food-grade recyclable polyester film (PET/RPET) + high barrier aluminum foil/aluminum-plated layer + food-grade polyethylene (PE) inner layer

Structure:

3-layer composite (outer layer tear resistance + middle layer barrier + inner layer heat sealing)

Sealing method:

three-sided hot pressing edge sealing (top sealing + double-side sealing), with folding space reserved at the bottom.

Core features and advantages

Environmental protection and recyclability

Three-side sealed heat-sealed coffee bag adopts a single material or easily separable composite structure, which conforms to global environmental protection trends (such as the EU SUP directive) and reduces brand ESG risks.
Support cooperation with recycling companies, provide recycling logos and guidance programs.

Strong preservation performance

The aluminum foil layer or aluminum-plated layer blocks oxygen, water vapor and ultraviolet rays, extending the shelf life of coffee flavor (up to 12-18 months).
The inner layer of PE heat-sealed film ensures a tight seal, leak-proof and anti-flavor.

Durability and practicality

The tear-resistant polyester film on the outer layer is resistant to friction and puncture, suitable for long-distance transportation and shelf display.
The three-side sealing design enhances the stability of the bag, and the bottom can be placed independently or flatly.

Brand customization

Supports full-page design and printing, suitable for brand LOGO, slogans, ingredient list and other information.
Optional one-way exhaust valve (deoxygenation valve), zipper repeated sealing, easy-tear mouth and other functional accessories.

Three-side sealed heat-sealed coffee bag process technology

Co-extrusion composite process

Solvent-free dry lamination technology ensures strong inter-layer adhesion and no residual pollution.

Heat sealing parameter control

Precise temperature and pressure adjustment (120-180℃), suitable for materials of different thicknesses.

Printing technology

8-color gravure printing, resolution 175-200 lines, support for special effects such as metal inks and local UV.

Slitting and bag making

Laser slitting error ≤ 0.1mm, three-side sealing is flat and burr-free.

We are a factory with more than 20 years , professionally do custom laminated plastic food packaging bags , we can custom depends on your requirements , bag size ,material , thickness , bag type , low MOQ , and very good quality , we can do digital for small quantity , and do gravure printing for large quantity , welcome your inquiry.