Newtop-FD330 Square Bottom Paper Bag Machine | High-Speed & Precision Bag Making

The Newtop-FD330 Square Bottom Paper Bag Machine is designed for high-efficiency production of paper bags with a square bottom, making it ideal for food packaging, shopping bags, and more. This fully automated machine integrates multiple processes, including unwinding, edge gluing, forming, cutting, creasing, bottom opening, bottom gluing, folding, and final bag output, ensuring precise and consistent bag production.

Key Features:

Versatile Bag Sizes:

  • Cut Bag Length: 270-530mm
  • Paper Bag Width: 120-330mm
  • Paper Bag Bottom Width: 70-180mm

Wide Material Compatibility: Supports paper thickness from 60-150g/㎡, accommodating a variety of kraft and coated papers.

High-Speed Production: Capable of producing 30-220 bags per minute, enhancing efficiency for large-scale manufacturing.

Precision & Automation: Equipped with advanced control systems for accurate cutting, gluing, and folding, ensuring stable operation and reduced material waste.

The Newtop-FD330 is an ideal choice for businesses looking to streamline their paper bag production with high speed, precision, and reliability.

Product Specification Sheet

Model Newtop-FD330
Cut Bag Length 270-530mm
Paper Bag Width 120-330mm
Paper Bag Bottom Width 70-180mm
Paper Thickness 60-150g/㎡
Machine Speed 30-220pcs/min
Paper Bag Speed 30-180pcs/min
Roll Paper Diameter 1200mm
Inner Diameter of Paper 76mm
Cutting Knife Sawtooth Cutting
Machine Power 380V 3(phase) 4(wire) 15kw
Total Weight 8500kg
Machine Dimension 10000×3700×2200mm
We understand that every customer has unique needs. We customize machines to suit your requirements.

Paper bag manufacturing machines are capable of producing paper bags using a variety of materials to meet different industry needs. Below are the common materials that can be used:

1. Kraft Paper

  • Brown Kraft Paper: Durable and eco-friendly, ideal for grocery bags and packaging.
  • White Kraft Paper: Suitable for retail bags and custom-printed designs.
Kraft Paper Bag

2. Coated Paper

  • Used for bags requiring water or grease resistance, such as food packaging.

3. Laminated Paper

  • Offers enhanced durability and aesthetic appeal, often used for premium shopping bags.

4. Recycled Paper

  • Eco-friendly and sustainable, suitable for environmentally conscious packaging solutions.

5. Greaseproof Paper

  • Commonly used for food bags, such as bakery bags or fast-food packaging.
Greaseproof Paper Bag

6. Cardstock or Heavyweight Paper

  • Provides rigidity for sturdy paper bags used in luxury or retail applications.

7. Specialty Papers

  • Includes patterned, textured, or decorative paper for unique branding purposes.

These machines can handle a range of paper thicknesses and are compatible with flat-bottom, square-bottom, and other paper bag designs. For specific material requirements or customized paper bag solutions, feel free to contact us for professional support.


Newtop-FD330 Square Bottom Paper Bag Machine | High-Speed & Precision Bag Making Video

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FAQ for Newtop-FD330 Square Bottom Paper Bag Machine


What is the production speed of the Newtop-FD330 Square Bottom Paper Bag Machine?

The machine operates at a speed of 30 to 220 bags per minute, depending on bag size and complexity.


What is the maximum paper thickness the machine can handle?

The machine can process paper thickness ranging from 60 to 150g/㎡.


Can the machine produce bags with custom sizes?

Yes, the Newtop-FD330 can produce square-bottom bags with lengths from 270mm to 530mm, widths from 120mm to 330mm, and bottom widths from 70mm to 180mm.


How is the bottom of the bag formed?

The machine forms the square bottom by gluing, folding, and creasing the paper to ensure durability and a consistent finish.


Is the Newtop-FD330 suitable for producing eco-friendly paper bags?

Yes, the machine is designed to produce high-quality, eco-friendly square-bottom paper bags that meet sustainable packaging needs.


What types of paper are compatible with this machine?

The Newtop-FD330 is compatible with various paper types, including kraft paper, recycled paper, and other flexible paper materials.


How easy is it to set up the machine for a new job?

The machine is designed for quick setup, allowing easy adjustments for different bag sizes, ensuring minimal downtime between runs.


Can the machine handle large volume orders?

Yes, the Newtop-FD330 is built for high-volume production, ideal for large-scale operations.


What kind of warranty and after-sales support do you offer?

We offer a comprehensive warranty for the Newtop-FD330, along with 24/7 online technical support and optional on-site service for repairs and maintenance.


What is the lead time for delivery of the Newtop-FD330?

The delivery lead time depends on the order quantity and location, but typically ranges from 30 to 60 days. We provide timely updates throughout the process to ensure smooth delivery.

Request Detailed Specifications and Pricing

What Our Customers Are Saying


Alexey Ivanov . Russia .

We bought the flexo label printing machine and label slitting machine from Newtop Machine, and so far, the experience has been great. The machines work very well, improving both the speed and accuracy of our production. The team at Newtop was very professional, providing good support during installation and training. We're impressed with their customer service and the quality of the equipment. I would definitely recommend Newtop Machine to anyone looking for reliable printing and slitting solutions.

Newtop Reply: Thank you, Alexey, for sharing your experience with our machines! We’re thrilled to hear that they have helped improve your production speed and accuracy. Providing excellent support during installation and training is part of our commitment to customer satisfaction. Please feel free to reach out anytime for further assistance – we’re always here to help!


Mohamed Benali . Algeria .

The 8-color flexo printing machine with integrated slitting function has greatly improved our production efficiency. The print quality is exceptional, with consistent color accuracy, and the integrated slitting feature has streamlined our workflow. The entire process, from consultation to installation, was smooth, and the support we received was excellent. The machine has proven to be reliable and has helped us meet our production targets with ease.

Newtop Reply: Thank you, Mohamed! We're delighted to hear the machine is enhancing your production efficiency and meeting your expectations. Your satisfaction is our priority, and we're here to support you as you continue to grow.


Ahmet Yılmaz . Turkey .

We have been using the paper cup production line, which includes the paper cup printing machine, cup fan die-cutting machine, cup forming machine, and packaging machine, and it has significantly improved our production capabilities. The entire line runs smoothly, with each machine working efficiently and reliably. The print quality is excellent, and the packaging process has become much faster and more streamlined. The support throughout the installation and training process was very helpful, and the team was always available to address any questions. Overall, the entire system has greatly boosted our production and quality.

Newtop Reply: Thank you, Ahmet! We’re thrilled to hear that the paper cup production line has greatly enhanced your production. It was a pleasure working with you, and I look forward to visiting Turkey again to see you and your team. Here's to continued success together!


Juan Pérez . Peru .

Estamos muy satisfechos con la máquina de fabricación de bolsas que adquirimos. La calidad de la máquina es excelente y su funcionamiento es muy eficiente. Desde que la instalamos, nuestra producción ha aumentado considerablemente, y el proceso de fabricación de bolsas es ahora mucho más rápido y preciso. Además, el soporte que recibimos durante la instalación y capacitación fue muy profesional. Realmente estamos contentos con la inversión y la máquina está funcionando perfectamente.

Newtop Reply: Thank you, Juan! We’re delighted to hear that the bag manufacturing machine has significantly improved your production and efficiency. We're glad the quality and support met your expectations. It’s great to be part of your success, and we’re here to assist you with anything you may need. Thanks for choosing us!


Rajesh Kumar . India .

When we first started communicating, there were a few challenges due to the language barrier. However, the team was very patient and understanding. I decided to visit the factory in China, and the experience was excellent. The professional translator they provided helped bridge the communication gap, making the entire process smooth and clear. After seeing the production process firsthand, I was confident in their capabilities, and we successfully finalized the deal for the plastic garbage bag making machine. The machine has been performing great, and we are very satisfied with our decision to partner with them.

Newtop Reply: Thank you, Rajesh! We're glad that our team could help overcome the initial challenges and provide a smooth experience during your visit to our factory. It’s great to hear that you’re satisfied with the plastic garbage bag making machine and that everything is running well. We truly value your partnership and are always here to support you.