The MJ-350A is a high-performance bag converting machine engineered for producing center-sealed and bottom-sealed pouches. Whether you’re working with laminated films, foil, or coated paper, this machine delivers precision and consistency across every bag.
The MJ-350A is ideal for manufacturers serving the following sectors:
Food Packaging: For coffee, tea, snacks, sugar, spices, and frozen food
Pharmaceuticals: Sterile packaging for medicines, powders, or liquids
Personal Care: Pouches for wet wipes, cosmetics, and hygiene products
Pet Food: Durable, sealed packaging for pet snacks and kibble
Agricultural: Seed and fertilizer bag applications
Chemical Products: Safe, leak-proof pouches for detergents or powders
✅ Multi-Material Compatibility
Handles a variety of flexible materials including aluminum foil, BOPP, PE coated paper, and other heat-sealable laminates.
✅ High-Speed, Stable Operation
Designed for speed without compromising on quality—maintain fast production with minimal downtime.
✅ Precise Temperature and Tension Control
Ensures strong, consistent seals even at high speeds, reducing waste and rework.
✅ Center and Bottom Seal Capability
Offers versatile sealing configurations to match your product requirements.
✅ Touchscreen Interface & PLC Control
Intuitive operation with smart controls for easy monitoring and adjustment.
✅ Compact Design & Easy Maintenance
Space-saving structure with accessible components for quick changeovers and servicing.
SPECIFICATION
Item | Specification |
---|---|
Model | MJ-350A |
Bag Type | Center seal bag, bottom seal bag |
Max. Material Width | 700 mm |
Max. Bag Width | 350 mm |
Max. Bag Length | 400 mm (adjustable) |
Material Types | Aluminum foil, BOPP, PET, CPP, PE coated paper, laminated films |
Film Thickness Range | 0.04 mm |
Production Speed | 30–120 pcs/min (depending on material and size) |
Sealing Type | Center seal / bottom seal |
Temperature Control | Intelligent PID controller with digital display |
Drive System | Servo motor and inverter control |
Tension Control | Automatic EPC (Edge Position Control) system |
Cutting System | Rotary cutting with adjustable length setting |
Control System | PLC control with HMI touchscreen |
Unwinding Diameter | Max. 600 mm |
Power Supply | 380V / 50Hz / 3 Phase (customizable) |
Total Power | Approx. 10 kW |
Air Requirement | 0.6 MPa (Dry and clean air) |
Machine Dimensions (L×W×H) | 7000 × 1200 × 1500 mm |
Weight | Approx. 1500 kg |
Hole punching unit (Euro hole, round hole)
slitting knife
perforation knife
As a professional packaging machinery manufacturer with over 15 years of experience, we bring more than just machinery—we deliver solutions that elevate your production:
✔️ Custom Solutions tailored to your packaging needs
✔️ 100% Repurchase Rate from satisfied clients across the globe
✔️ On-Site Factory Visits and live machine demonstrations
✔️ Fast Delivery and full technical support from our expert team
✔️ After-Sales Service with spare parts, training, and remote troubleshooting
If you’re looking for a center seal bag making machine that combines efficiency, flexibility, and quality, the MJ-350A is your best choice. It is specifically engineered to meet the demands of modern flexible packaging while reducing operational costs and increasing your bottom line.
Ready to upgrade your bag making capabilities? Contact us now for a free consultation or factory tour. Let us help you find the best solution for your packaging line.
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