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Your Partner for Paper Sack Production Machines

Founded in 1983, Youniker is the Chinese leader in planning, design, and manufacturing of complete paper bag production lines for open bags and valve sacks used in cement, dry mortar, animal feed, food, and chemical packaging.

Paper Sack Machine

About Youniker

Foshan Tecon Package Machinery Co., Ltd (Youniker), founded in 1983, is a leading manufacturer of valve bag production machines based in China.

Experienced Manufacturer Since 1983

In 1995, Youniker succeeded in developing the first Chinese valve sack bottomer and putting it into production. We strode into the cement packaging industry with a high pursuit of quality and innovation.

Our machines are trusted by clients across the globe for their durability, efficiency, and precision in producing kraft paper valve bags, hot-melt glue sealing bags, ultrasonic sealed bags, and more.

40+
Years of Experience
50+
Global Partners
Valve Sack Tuber Valve Sack Bottomer Gravure Printing Press Paper Bag Production

Our Products

We offer both complete valve bag production lines and individual equipment including tubers, bottomers, and gravure printing presses.

ZT1962S Valve Sack Tuber

ZT1962S Valve Sack Tuber

Versatile machine for producing various kraft valve sacks, including ultrasonic sealable and hot melt adhesive sealed paper bags.

  • Stepped End & Flush Cut
  • Ultrasonic & Hot Melt Sealing
  • High Precision Control
YR2019 Valve Sack Tuber

YR2019 Valve Sack Tuber

Designed for kraft valve sacks with hot-melt glue or ultrasonic sealing. Ideal for high-speed production environments.

  • Flush Cut Design
  • Stable Performance
  • Easy Maintenance
HD8916 Valve Sack Bottomer

HD8916 Valve Sack Bottomer

Transforms paper bag tubes into finished bags. Available in both-end-pasted or one-end-pasted configurations.

  • One-Pass Operation
  • Dual Pasting Options
  • High Throughput
FM2018 Valve Sack Bottomer

FM2018 Valve Sack Bottomer

Processes one-end pasted paper sacks and can convert them into both-end pasted versions. Highly adaptable.

  • Convertible Functionality
  • Precision Gluing System
  • Low Downtime
Gravure Printing Press

Gravure Printing Press

High-resolution printing for paper sacks. Ensures sharp logos, branding, and product information.

  • Multi-Color Printing
  • Consistent Ink Transfer
  • Compatible with Various Inks
4-5 Color Gravure Press

4-5 Color Gravure Press

Advanced printing solution for detailed graphics on industrial paper sacks. Ideal for branding and compliance.

  • Up to 5 Printing Stations
  • Registration Accuracy
  • High-Speed Operation
Cement Bag Production Line

Cement Bag Production Line

Complete integrated system for manufacturing durable cement packaging with high efficiency and consistency.

  • Full Automation
  • High Output Capacity
  • Quality Assurance Systems
Dry Mortar Bag Line

Dry Mortar Bag Production Line

Tailored for dry mortar packaging with moisture-resistant sealing and strong multi-layer construction.

  • Moisture Protection
  • Multi-Layer Compatibility
  • Dust-Free Operation
Food Grade Valve Bag Line

Food Grade Paper Valve Bag Line

Designed for food packaging with FDA-compliant materials and hygienic processing standards.

  • Food-Safe Materials
  • Clean Room Compatible
  • Traceability Features
Animal Feed Bag Line

Paper Animal Feed Bag Production Line

Robust system for producing strong, tear-resistant feed bags with clear labeling and ventilation options.

  • High Tensile Strength
  • Ventilation Options
  • UV Resistant Coatings
Open Bag Machine

Open Bag Machine

Efficient production of open-mouth paper bags for various industrial and consumer applications.

  • High-Speed Output
  • Adjustable Bag Sizes
  • Simple Operation
Inner Sleeve Valve Bag

Inner Sleeve Valve Bag System

Specialized equipment for manufacturing inner sleeve valve bags with enhanced filling and sealing performance.

  • Precision Sleeve Insertion
  • Leak-Proof Design
  • Fast Cycle Times

Why Choose Youniker?

40+ Years Experience

Trusted expertise since 1983 in paper sack machinery design and manufacturing.

Global Reach

Serving customers in Algeria, Malaysia, and over 50 countries worldwide.

Complete Lines

From tubers to bottomers and printing, we provide full production solutions.

Quality Guaranteed

Rigorous testing and durable components ensure long machine life.

Client Success Stories

Algerian Customer

In 2020, an Algerian client purchased a ZT1962 valve sack tuber and FM2018 valve sack bottomer. Youniker provided a tailored plan, cost calculation method, and full process training, resulting in a smooth production launch.

Malaysian Customer

A Malaysian client faced issues with their Newlong Japan valve sack bottomer producing non-compact sacks. Youniker provided technical analysis and optimization solutions, restoring full production efficiency.

40+
Years in Business
50+
Global Clients
1000+
Machines Sold
20+
Countries Served

Frequently Asked Questions

What types of paper sacks can your machines produce?

Our machines produce kraft paper valve sacks, open-mouth bags, cement bags, dry mortar bags, animal feed bags, food-grade packaging, and more.

Do you offer complete production lines?

Yes, we provide full turnkey solutions including tubers, bottomers, printing presses, and automation systems.

Can your machines handle ultrasonic sealing?

Yes, models like the ZT1962S and YR2019 support both ultrasonic and hot-melt adhesive sealing methods.

Do you provide installation and training?

Yes, we offer technical support, on-site installation guidance, and operator training for all our equipment.

What is the warranty period?

We provide a standard 12-month warranty on all machines, covering parts and technical support.

Get in Touch

Ready to upgrade your paper sack production? Contact Youniker today for expert advice and customized solutions.

Visit Official Website

For inquiries, please visit the official site to access contact options.

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