GK35-6A Automatic Bag Closing System

 

The complete GK35-6A automatic bag closing system includes the A1-PT compact sewing pedestal, GK35-6A bag closing head, CP4900 and customizable-length belt conveyors as the option. Engineered for speed and precision, the GK35-6A head features automatic start/stop and a built-in thread chain cutter, eliminating manual work and reducing downtime. Its high-speed operation enables seamless sealing for high-volume production lines.​

 

Powered by advanced PLC control, this automatic bag closer for PP/PE woven bags delivers superior automation and stability. It handles various filled bags-kraft paper, PP woven, PE woven, and other common materials-making it ideal for grains, seeds, minerals, salt, fertilizers, and more. The system adapts to your needs with flexible configurations.​

 

Why choose the GK35-6A?​

• High-speed performance boosts production output​
• PLC automation cuts labor costs and human error​
• Versatile compatibility with multiple bag materials and industries​
• Integrated components for turnkey operation​
• Durable construction ensures long-term reliability in harsh industrial environments​

 

Whether upgrading your packaging line or building a new program, the GK35-6A grain/seeds/mineral bag closing system offers the efficiency, flexibility and durability. Trust our expertise as a leading integrated supplier to deliver solutions that drive your business forward.​ Contact us today to learn more about customizing the GK35-6A for your specific production needs!​

A1-PT Sewing Pedestal

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The small height adjustable pedestal A1-PT uses the carbon steel body, its bottom heavy casters for easy movement from place to place. It is mainly used to mount sewing head, bag infeed device and crepe tape stand.

 

Specifications:

●Sewing height: 750-1400mm(from ground to needle)

●Sqare size: 120x120mm

●Motor: 370W

 

GK35-6A Bag Closing Machine Head

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High speed bag closing machine head GK35-6A developed from the regular GK35-2C machine head, with auto start/stop and thread cutting, the cutter width is 50mm, low cost, stable quality and long machine life.

Specifications:

●Max.sewing speed: 1800SPM

●Stitch length: 6.5-11mm

●Needle: 80800 #25

●Stitch type: 401

(Optional sewing head: GK35-8A/2-needle 4-thread bag closing head)

 

 

CP4900 Infeed Device

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The belt type infeed device CP4900, which can be plain feed or with bag top folding, the folding direction can be back or front. This device can not work alone, must match with sewing machine. There different motors(Chinese induction motor, speed regulating motor and Mitsubishi induction motor) as the option.

 

Specifications:

●Feeding speed: 7-18m/min

●Folding width: 35-50mm

●Motor: 200W

 

PLC Control Box

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Stable quality PLC control system, manually adjust the speed of CP4900 infeed device, easy operation. It leaves the port for connecting the conveyor. And the system power is standard with 380V/50Hz, other volts are available by adding the transformer.

 

 

 

 

 

 

Model	A1-PT+GK35-6A+CP4900
Working Capacity	500-800bags/hour
Sewing Head Height	720-1220mm from the ground to the needle
Brake Motor	4P,380V,3-phase,0.75KW or 0.4KW depends on conveyor speed
Start/Stop	Photo-switch
Sewing Machine Head	GK35-6A
Max. Sewing Speed	1700SPM
Stitch Length	7-10.50mm(standard:10mm)
Stitch Type	Chainstitch, single needle, two thread
Cutter Type	Air cylinder driven cutter
Air Pressure/Consumption	4kg/cm2, 3.5NL/min
Lubrication System	Automatic oil bath system
Machine Pulley	Φ100mm(the special size available as per the special order)
Needle Size	DR-H30 #26
Thread Type	Synthetic or cotton, 20/6, 20/9

 

 

1. What is a bag closing system used for?
A: A complete bag closing system integrates bag sewing, conveying and labeling functions, widely used for closing sealed PP woven bags, paper bags, feed bags, fertilizer bags, chemical bags and food packaging bags in industrial production lines.

2. What are the advantages of your bag closing system compared with ordinary bag sewing machines?
A: It realizes automatic conveying, positioning, sewing and labeling as one complete line, saves manual labor, keeps neat and consistent closing quality, and fits perfectly with automatic packaging lines.

3. What should I do if the bag closing system runs abnormally?
A: You can contact our after-sales team anytime. We provide fast remote troubleshooting, operation guidance and spare parts support to minimize production downtime.

4. What are your payment and delivery terms for bag closing systems?
A: We accept T/T,Paypal,Western union ect.

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