Dongsuh

EN

Company

Business Field

Packaging Business

Dongsuh has been leading the local packaging industry
after launching its own packaging business in 1981.
  • High-performance facilities such as 9-color Gravure printing machine, Tandem Co-extrusion coating, Laser scribing device, and Slitter
  • Capable of providing packaging with reliable quality and competitiveness while maintaining great printing speed
  • High quality and service to meet customers’ needs by implementing systematic quality control system (certifications: ISO 9001:2015, KS Q ISO 9001:2015)

Flexible packaging process

Printing

Printing Detail View

Extrusion Laminating

Extrusion Laminating Detail View

Laser Scribing

Laser Scribing Detail View

Slitter

Slitter Detail View

Printing Close
Printing
  • 9-color-Gravure printing
  • Fast wide printing
Extrusion Laminating Close
Extrusion Laminating
  • Tandem Coextrusion Type
  • ex) LDPE/EMAA, LDPE/SURLYN, LDPE/METALLOCENE
Laser Scribing Close
Laser Scribing
  • Production of functional Easy-Cut packaging
Slitter Close
Slitter
  • Printing in customized width available upon request

Packaging Lab

Commencement
Established in May 1993 as part of Dongsuh’s efforts to make the life of customers richer through new packaging technologies, the Packaging Technology Lab of Dongsuh has been endeavoring for customers with commitments from product development up to technical services.
Fields of research
Specializing in plastic packaging, the Packaging Technology Lab of Dongsuh develops diverse kinds of packaging for different industries for the maximum convenience of customers. Such efforts allowed the lab to acquire numerous patents by completing the development of high-value functional products with features such as eco-friendliness and to work on products with enhanced convenience and ease of use. Products from our lab include, but are not limited to, low-temperature sealing packaging, Easy Tear, and maximum freshness packaging. The lab has also developed proprietary technologies for printing, laminating, and extrusion coating through constant R&D, and it will engage in endless endeavors to provide top-quality products.
Features
The Packaging Technology Lab of Dongsuh leads the initiative in quality packaging thanks to state-of-the-art facilities as well as accumulated technologies and know-how. It also offers customized special packaging and materials through joint development with the customer as needed.

Flexible packaging

General packaging Specifications Main features
Mix coffee Stick PET / PE / AL / PE / Functional Film High packaging line speed / Low-temp sealing
Brewed coffee Stick Functional Coating / PET / PE / AL / PE / Functional Film Outstanding exterior / High packaging line speed / Low-temp sealing
Refill Bag (Vending machine) etc PET / PE / AL(vmPET) / PE / LLD Protection of the contents, Excellent adhesion / Bulk type auto-roll packaging
Mix coffee Bag PET/PE/LLD Outstanding productivity / Great exterior and display
Prima packaging NY/PE/LLD Excellent impact resistance / Bulk type auto-roll packaging
Packaging for confectionery PET / EMAA / vmCPP, PET / Metalizing / PE / CPP Flavor retaining & Moisture barrier

Functional film

Products name Main features Purpose
Easy Peel Film Delaminating Easy-Peel film (PP, PE Tray) Tofu, Instant rice, Coffee of Cup, Yogurt, Snack
Easy cut film Easy Tear function For confectionery, Medical grade, Industrial

Current test equipment

Facility name Purpose
DSC Analysis of thermal characteristic
OTR Tester Analysis of gas permeability
WVTR Tester Analysis of moisture permeability
FT-IR Analysis of unknown specimen
Heat Gradient Tester Analysis of heat sealing capability
Adhesiveness measurement device Analysis of adhesive strength in layer
Automatic thickness
measuring device
Analysis of film thickness
Haze Meter Analysis of optical properties
Facility name Purpose
Grind gauge Analysis of particle size of specimen
Autoclave For sterilizing specimen
Microscope Analysis of film structure
Gas Chromatography Quantitative analysis of
volatile specimen
Friction Tester Analysis of film coefficient of
friction of film
Universal Testing Machine Analysis of film structure Mechanical properties of film (Tensile strength, elongation, stiffness)
Thermohygrostat Capable of maintaining stable
temperature and humidity
Melt Indexer Analysis of polymer flow characteristics