Zhejiang Zhuxin Machinery Co., Ltd. is one of the leading manufacturers and suppliers of bottom seal bag making machine in China. With abundant experience, we warmly welcome you to buy durable bottom seal bag making machine made in China here from our factory.
Production Speed
Bag Width Range
Compatible Materials
Total Power
Product Overview
Bottom Seal Bag Making Machine
The SHXJ-370x4 is a 4-line, double-layer bag making machine with heat sealing and cold cutting (bottom sealing). This machine is used for heat sealing and hot cutting cylindrical plastic films made of high-density polyethylene (HDPE) and low-density polyethylene (LDPE), in natural or printed colors. It is the ideal equipment for the production of flexible and flat bags. It is equipped with a photoelectrically controlled feeding device, an electrostatic automatic temperature control device, a power-off device, an automatic counting alarm system, a servo motor, and more.
This machine features an automated bag-making process, stable performance, and robust bottom sealing. It is the most economical and suitable bag-making equipment for flexible packaging companies of all sizes. The bags are 350 mm wide and 100 to 600 mm long. They are made of LDPE and HDPE, with a thickness of 0.01 to 0.025 mm, and a production rate of 50 to 120 bags/min (4 lines).
The heating power is 6 kW, the total power is 8 kW, the servo motor is 1.5 kW, the main motor is 1.5 kW, and the unwinding motors are 750 W x 4. The machine weighs 2,000 kg and its overall dimensions are 4,500 x 1,350 x 1,800 mm.
This automatic plastic bag making machine, manufactured in China, meets various production requirements.

Technical Specifications
Complete Technical Parameters
Detailed specifications for the CY-800ZD automatic soft loop handle bag making machine.
* Specifications are subject to change without prior notice. Custom configurations available upon request.
Key Features
Core Function Highlights
Five key features that make the SHXJ-370x4 the preferred choice for flexible packaging manufacturers.
Fully Computerized Process Control:
Thanks to its programmable logic controller (PLC), it is easy to use and offers a high degree of automation.
Efficient Production:
The photoelectrically controlled automatic feeding device uses advanced sensor technology to monitor material arrival in real time and adjusts the feed rate through a rapid feedback mechanism. This system precisely controls the feed speed and quantity, ensuring a continuous supply and efficient use of materials during production, reducing labor costs and improving productivity.
Multifunctionality:
Suitable for materials such as HDPE, LDPE, and PP, and for various bag types, such as carrier bags and flat bags.
Precise Control:
The imported photoelectric tracking system ensures precise and smooth sealing and cutting, as well as automatic stop in case of label loss.
Automated design:
Stepper motor drive, automatic counting, adjustable number of stacks, automatic ejection of entire notebooks.
Bag Types
Versatile Bag Production
Produce two different bag types on a single machine - maximize your production flexibility and market reach.

Carrier Bags:
50-120pcs/minx4

Flat Bags:
50-120pcs/min x4
Quality Assurance
Certified Quality You Can Trust
Every ZHUXIN machine undergoes rigorous quality control, backed by international certifications and decades of engineering expertise.

FAQ
Frequently Asked Questions
Find answers to common questions about the CY-800ZD and our services.
Q: Can you do the design for us?
A: Yes. We have a professional team having rich experience in production line layout design and manufacturing.
Q: How long can I expect to get the sample?
A:3–5 working days for film samples.
Q:What about the lead time for mass production?
A: 30–60 working days for mass production. It depends on your machine configuration, and we will try our best to meet your needs.
Q: What is your terms of delivery?
A: EXW, FOB, CIF, DAP, etc.
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