High Speed Bottom Seal Bag Making Machine By Flying Knife System

Name: LFFD-1100/1400/1600/1700 High Speed Bottom Seal Bag Making Machine By Flying Knife System
Brand: LINGFENG
SKU: LFFD-1100/1400/1600/1700

LFFD-1100/1400/1600/1700 High-Speed Bottom Seal Bag Making Machine with flying knife system, offering multiple production lines for non-printing bags and a non-overlapping sealing line design.

Max. Bag Width

1000mm

Producing Length

200-2000mm

Max. Producing Speed

80pcs/min

Performance and Features

Using the design with flying knife cutting off by servo motor, the knife is easy to be replaced.

The sealing design is heated by two-sided heating wires, to achieve a strong sealing line. Multi-types of materials suitable: HDPE, LDPE, FFS.
Providing multi producing lines for non-printing bag.
The bag sending design providing the non-overlapping sealing line system. (this design isn't included in the two servo motors series)
Optional for surface friction unwind device with auto lift-up unit.
Optional for two servo motor of film sending to make two lines printing bag.
Other options: punch unit, v-type sealing etc.
Multi Rows Unwinder with Lift-Up Unit [Optional], Able to be put multi film rollers and sending films synchronously.
Automatic tension control.
Auto pneumatic lift-up unit.
Auto stop system for film lacking.

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.

Heavy-Duty Garbage Bag →

Thick, leak-resistant sacks for municipal and industrial waste handling.

Medical Waste Bag →

Color-coded biohazard bags for hospitals, clinics, and laboratories.

Flat Bag →

Stand-up, flat-bottom bags for food, retail, and component packing.

Explore All Applications Get a Tailored Recommendation

Manufacturing Process

Bottom seal bag production — servo fly-knife sealing and cutting in a continuous 2-stage process

Unwinding

Sealing & Fly Cutting

Main Technical Parameters

Model	LFFD-1100	LFFD-1400	LFFD-1600	LFFD-1700
Suitable Materials	HDPE, LDPE, LLDPE, PP	HDPE, LDPE, LLDPE, PP	HDPE, LDPE, LLDPE, PP	HDPE, LDPE, LLDPE, PP
Max. Bag Width	1000mm	1300mm	1500mm	1600mm
Producing Length	200-2000mm	200-2500mm	200-3000mm	200-3000mm
Max. Producing Speed	80pcs/min	70pcs/min	70pcs/min	60pcs/min
Film Thickness	0.030-0.60mm	0.030-0.60mm	0.030-0.60mm	0.030-0.60mm
Total Power	8kW	11kW	13kW	15kW
Max. Upload Film Roll Size	800mm	800mm	800mm	800mm

Optional Accessories

Enhance your machine's capabilities with these optional accessories

Automatic Folding Machine

High-efficiency supporting equipment specially designed for bottom seal bag making machines. Capable of automatically completing the folding process of various plastic film materials, with flexible settings for one or two folds. Adopts advanced servo control system and high-precision sensors, can automatically follow the bag making length to adjust the folding length when connected with the bag making machine.