EN
ES
AR
GDFR-800G
Single Line T-shirt Bag Making Machine with Inline Side Gusset
Max. Bag Width
700mm
Producing Length
450-850mm
Max. Producing Speed
250pcs/min
Product Line
GDFR-1100
Fully Auto Three Lines T-shirt Making Machine With Hot Slitting amd Side Gusset Unit
Max. Bag Width
300mmX3
Producing Length
300-700mm
Max. Producing Speed
250pcs/min
GDFR-800
Automatic Double Lines Plastic Carry Bag Making Machine With Hot Slitting and Side Gusseting Unit
Max. Bag Width
330mmX2
Producing Length
300-700mm
Max. Producing Speed
250pcs/min
GDFR-450X2
High Speed Double Lines T-shirt Bag Making Machine with EPC
Max. Bag Width
380mmX2
Producing Length
300-700mm
Max. Producing Speed
300pcs/min
GDFR-400/450/500/600X2
Double Lines Biodegradable Plastic Bag Making Machine
Max. Bag Width
320mmX2
Producing Length
300-700mm
Max. Producing Speed
300pcs/min
GDFR-600X2
High Speed Double Lines/Four Lines T-shirt Bag Making Machine
Max. Bag Width
500mmX2 240mmX4
Producing Length
300-700mm
Max. Producing Speed
280pcs/min
GDFR-600/700
Full Automatic Single Line T-shirt Bag Making Machine
Max. Bag Width
500mm
Producing Length
450-950mm
Max. Producing Speed
250pcs/min
Technical Insights
T-shirt Bag Making Machines Knowledge Hub
Explore our expert guides and technical tips to optimize your bag production line efficiency and reduce operational costs.
How to Choose a High-Speed T-shirt Bag Making Machine for PE Films
Selecting the right vest-bag machine starts with matching servo-driven film feed and tension control to your target output, since stable web tension is what keeps print registration and bag length consistent at high speed. Evaluate the punch unit and patch-handle mechanism for durability under continuous shifts, confirm the sealing-and-cutting station can hold seal width tolerances on thin PE, and check that the bag length is set digitally rather than by mechanical cam. A well-specified machine balances speed against scrap rate, so prioritize repeatable accuracy and quick changeover over peak cycle numbers alone.
Troubleshooting Common Sealing & Cutting Failures in Mass Production
Weak or peeling seals usually trace back to heating-bar temperature drift, insufficient dwell time, or worn PTFE tape rather than the film itself, while uneven cutting points to a dull knife or inconsistent platen pressure. Registration drift is most often caused by a dirty or misaligned electric-eye sensor losing the print mark, so cleaning the sensor lens and re-teaching the mark position resolves the majority of length-variation faults. Systematic diagnosis—checking temperature stability first, then mechanical pressure, then sensor tracking—lets operators isolate the root cause without halting the whole line.
Processing Biodegradable Materials (PBAT/PLA) on Traditional Bag Machines
Compostable films such as PBAT and PLA have a narrower heat-sealing window and lower melt strength than conventional PE, which makes temperature control and tension management critical to avoid stretching, tearing, or scorching. The right blade geometry and a clean, low-friction film path allow these eco-friendly substrates to run without the speed penalty that poorly tuned lines suffer. With careful calibration of seal temperature, cutting pressure, and rewinding tension, traditional bag machinery can convert biodegradable materials while protecting both throughput and film integrity.
Applications & Industries We Serve
Every Lingfeng plastic bag making machine is built around a real production goal. Below are the most common bag types and industries this equipment serves — from high-volume retail to specialized, eco-friendly formats. Tell us your application and our engineers will match the right machine configuration.
Supported Substrates
Compatible Printing & Converting Materials
Our packaging machinery is engineered to support stable roll-to-roll processing across various flexible substrates. Explore the material compatibility based on your production requirements.
Plastic Film
HDPE / LDPE Film
Perfectly optimized for processing high-density and low-density polyethylene films. Ensures precise tension control and flawless heat-sealing even at maximum cycle speeds.
Typical Applications:
- T-shirt supermarket shopping bags
- Flat grocery vest bags on roll
- Apparel & boutique side-sealed pouches
High-Gloss Film
OPP / BOPP Film
Configured with specialized static eliminators and continuous ultrasonic/hot-cutting knives to process highly fragile, clear, and brittle polypropylene films without structural tearing.
Typical Applications:
- Stationery & crystal-clear card sleeves
- Bakery & bread self-adhesive bags
- Inline adhesive tape closure packaging
Eco Material
Biodegradable PBAT / PLA
Equipped with our patented temperature calibration logic to easily handle the low melting point and high elasticity profiles of compostable and biodegradable green films.
Typical Applications:
- 100% Compostable retail carrier bags
- Eco-friendly zero-waste organic sacks
- Biodegradable vegetable perforated rolls
Unsure if Your Material is Compatible With Our Bag Making Machines?
Send us your substrate technical data sheets (thickness in microns, film width, and film type). Our engineering team in Ruian will evaluate your samples and recommend the optimal mechanical setup.
Buying Guide
How to Choose the Right Machine for Your Production
The lowest quote is rarely the lowest total cost. Before comparing models, fix three things: your target bag style, your realistic daily output, and the exact film material and thickness range you will run. Match the configuration to those, not to the price tag.
01
Confirm Material & Thickness Before Anything Else
A T-shirt bag machine integrates side welding, bottom sealing, die-cut handle punching, and stacking in one line, and most models run HDPE, LDPE, or biodegradable film. The decisive step is to confirm the film thickness range, sealing temperature requirement, and material compatibility up front. Biodegradable PLA/PBAT blends in particular need verified sealing performance before you commit, so request sample bags run on your own film.
02
Match Automation Level & Width to Output
Fully automatic lines suit large-scale, high-speed production with minimal manual intervention; semi-automatic models cost less and fit smaller operations. For an output of 40–60 bags per minute, a mid-range machine usually delivers the best long-term value, balancing automation against maintenance cost. Size film width to your largest bag — common ranges run from 200mm up to 1,200mm, with wider machines costing more.
Practical Next Step
Need a Configuration Proposal for Your Product?
Share your production parameters — bag style, film material and thickness range, and maximum width target. Our engineering team will return a recommended machine structure and quotation matched to your output goals and expansion plans.
Why Choose UsWhy Global Buyers Choose LINGFENG
Get a Free Quote
30+
Years Focused
50+
Export Countries
150–200
Machines / Year
CE & ISO
Certified
30+ Years of Focus
Founded in 1994, dedicated solely to bag making machinery — not a side product line.
Proven Global Track Record
Exported to 50+ countries with a documented history of reliable performance.
CE & ISO 9001 Certified
Compliant with international standards under a full ISO 9001 quality system.
In-House Manufacturing
Full process control, with rigorous load testing on every machine before shipment.
Wide Material Compatibility
Runs PE, HDPE, LDPE, PP, and biodegradable PLA/PBAT, with quick mold change.
Lifetime Overseas Support
Installation guidance, operator training, and fast spare-parts response after the sale.
Frequently
Asked Questions
Get answers to commonly asked questions.
What materials is the T-shirt Bag Making Machines suitable for?
The T-shirt Bag Making Machines works with PE, PP, and HDPE films, ideal for making disposable shopping/grocery T-shirt bags, ensuring smooth film feeding and consistent forming.
How efficient is the T-shirt Bag Making Machines?
The T-shirt Bag Making Machines produces 500-1500 bags/hour (varies by model), with auto bag-cutting and sealing—30% faster than semi-automatic ones, fitting mass production.
Is the T-shirt Bag Making Machines easy to operate?
The T-shirt Bag Making Machines has a touchscreen control panel, pre-set bag size parameters, and auto error alerts—new staff can master it in 1-2 days with basic training.
How to maintain the T-shirt Bag Making Machines?
The T-shirt Bag Making Machines has detachable cutting blades and sealing components for easy cleaning. Regular lubrication of gears (monthly) and blade sharpening (quarterly) suffice.
