Roll Feeding Square Bottom Paper Bag Making Machine

Roll Feeding Square Bottom Paper Bag Making Machine: The Complete FAQ Guide

MTED has a history of making square bottom paper bag manufacturing machines.

Almost a set of 300 machines is set up worldwide for the production of paper bags.

MTED square bottom paper bag production machines give you a wide range of paper bags.

These paper bags include single-layered to double-layered paper bags, printed or non-printed paper bags, and big or tiny paper bags.

Thus, this variety helps your business to grow at the best price.

Let’s move further to know about the features and specifications of the square bottom paper bag machines.

1.     What Is the Importance of Roll Feeding Square Bottom Paper Bag Making Machine?

Packaging that is appealing to the eye plays a vital role in product promotion and sales. Square bottom paper bags are one of the most popular varieties of paper bags.

Square Bottom Paper Bags

 Square bottom paper bags play a very significant part in almost every industry.

All the food, retail, and pharmaceutical companies cannot imagine their world without the square paper bags.

The paper roll in blank or printed form is used as the raw material in this rolling feed square bottom paper bag production machine.

It includes automatic center forward glue, printing tracking, set length and cutting, bottom indentation, folding bottom, and bottom gluing.

The machine is more convenient, more efficient, and more stable. It can create a range of various paper bags, such as leisure food bags, bread bags, dried fruit bags, and so on.

It is also environmentally friendly paper bag machine equipment.

It is a fully automatic high-speed paper bag making machine.

It is a machine that may help you to serve your client with paper bags with handles or plastic windows.

You can also get an inline flexo printer to print beautiful patterns and brand information on the paper bags.

In a nutshell, it is flexible equipment that can work with a variety of industries and helps you satisfy the clients.

Its high-quality components and servo system enhance the machine’s performance.

2.     How Is a Roll Feeding Square Bottom Paper Bag Making Machine Serving the Retail Industry?

Paper bags with handles and paper bags without handles are two types of retail paper bags.

MTED offers flat handles, twisted handles, and D-cut handles for making paper carry bags for the retail industry.

MTED has machinery for creating paper coffee bags, grocery style SOS bags, product bags for brand advertisement, etc.

Retail Paper Bags

Let’s take the example of one of the state-of-the-art machine by MTED RZFD-330TF.

RZFD 330-TF/450TFA/450TFB

It is a square bottom paper bag making machine that makes both twisted and flat handled paper bags. In the process of roll loading to handle making, run the application to tube forming, tube cutting, bottom shaping, and final bag delivery, it is entirely automatic.

It’s an ideal solution for your paper carry bag manufacturing business because it’s well suited for a wide range of bag sizes and paper materials.

Features

The features of twisted and flat handled paper bag making machine includes:

• ServoTech design
• CE Certified
• Photocell registration
• Air-conditioned electrical cabinet
• Auto-centralized lubrication

3.     What Other Industries Get Benefit from Roll Feeding Square Bottom Paper Bag Making Machine?

Apart from the retail industry, some other sectors also benefit from the roll feeding square bottom paper bag making machine.

These Industries include:

Food Industry

Paper Bags for Food Industry

• For the food industry, the square bottom paper bag making machines manufacture medium and large-size paper bags.
• These bags are manufactured for restaurants, takeaway, and other food-related purposes.
• The machines can also make single and double-layer paper bags.
• The paper bags are oil-resistant. This feature makes them popular in bakeries.
• Keeping grains, rice, and flour in a supermarket’s inventory has never been easier until the invention of double-layer paper bags.
• For example, RZFD-330/450 is a square bottom paper bag machine explicitly designed for making food paper bags.

• It has compact dimensions and a fast changeover design, which enhances its productivity.
• It can make paper bags with both printed and non-printed papers.

Pharmaceutical Industry

• Pharmacy is another industry that uses square bottom paper bag making machines for the production of paper bags.
• Usually white and brown kraft paper for the protection of medicines.
• As the paper bags are printable, the name of the products or brand name can be printed on the paper bags.
• Moreover, paper bags are eco-friendly and help to retain the properties of the products.
• RZFD-190 is a square bottom paper bag making machine that makes paper bags for pharmaceutical industries.
• Small paper bags are used for medicines, whereas paper bags with plastic liner are used for wastage.

Features

Its features include:

• Servo adjustable tube length
• Servo-driven bottom closing
• Automatic tension control
• Glue pasting unit
• Accumulator delivery

Industrial Sector

• The roll feeding square bottom paper bag making machines are also used to make paper bags for industrial purposes.
• The paper bags are environmentally friendly and do not affect the properties of the products.
• RZFD 330/450 is a square bottom paper bag making machine equipped with a compact footprint and Germany Rexroth servo control.
• It is a perfect choice for making large and medium-sized paper bags for the industries.

Square Bottom Paper Bags for Industries

4.     What Are the Advantages of Roll Feeding Square Bottom Paper Bag Making Machine over Sheet feeding Machine?

The process of feeding a machine with paper is of two types:

• Roll paper feeding
• Sheet paper feeding

Sheet Feeding

• Sheet feeding machine works both automatically and manually.
• In these machines, paper sheets of different sizes are used for making paper bags
• In manual sheet feeding process, you have to put the sheets in the machine. on the other hand, in the automatic sheet feeding machine, the sheets are automatically transferred to form paper tube.
• The bottom formation is complete after gluing the sides of the paper bags.
• Moreover, Sheet-fed machines are not as fast as roll feeding paper bag making machines.

Roll Feeding

• The machine uses roll paper as a raw material for making paper bags.
• The width depends upon the width of the paper bag you want to make.
• The outer diameter of the paper roll is 1300mm, and the inner core diameter is 76mm.
• The hydraulic system controls the loading and unloading of the paper roll on the shaft.
• To maintain the web tension control, the Electro-Magnetic power brake is adopted.
• It has an automatic glue system and a single feeding frame.

Roll Feeding Paper Bag Making Machine

Advantage of Roll feeding over Sheet Feeding

Cutters are used in the roll feeding square bottom machines for the cutting of the paper, on the other hand, in the sheet feeding system, the sheets are cut into the desired sized before feeding them into sheet-fed square bottom paper bag machine.

In case of sheet feeding square bottom paper bag machines, you need separate cutters to cut the sheets. While in case of the roll feeding square bottom paper bag making machine, you are facilitated with inline sharp knives.

The production speed of roll feeding square bottom machines is higher than the sheet feeding square bottom machines.

In the matter of space, the roll-fed machines take less space than those of sheet-fed machines.

The paper material used in both machines is different

Roll- feeding machines are more famous for its application and built-in facilities than that of sheet feeding machines.

Usage

These machines are used to make paper bags for:

• Food
• Retail
• Pharmaceuticals
• Industries

5.     Can I Make Printed Paper Bags with Roll Feeding Square Bottom Paper Bag Making Machine?

Printed Square Bottom Paper Bags

Yes, you can make printed paper bags with roll feeding square bottom paper bag making machines.

MTED equip the square bottom paper bag making machines with inline flexo printers. These printers aid the machines to manufacture printed paper bags.

MTED produces flexo printers in both inline and stand-alone configurations. Inline flexo printers are available on several machines.

Depending on your needs and the demands of your clients, you can also purchase a stand-alone printer. Flexo printers are capable of printing in up to eight colors.

These printers’ exceptional printing quality and seamless operation help you grow your business and keep your customers happy.

Features of Flexo Printers

Following are the features of the flexo printer.

• PLC and HMI control panel
• EPC control
• Printing speed 5-100 m/min
• Print registration ≤ ±0.15mm
• Ceramic anilox roller
• Ink circulation pump
• Chamber doctor blade
• High productivity
• Sleeve type plate cylinder
• Auto web guide
• Hydraulic web lifting

6.     How to Attach Handles With Roll Feeding Square Bottom Paper Bag Making Machine?

Handle making is an essential part of the manufacturing of paper bags, as it gives strength and beauty to paper bags.

MTED gives a great solution to attach handles with the square bottom paper bags.

Flat Handles for Square Bottom Paper Bags

1. RZFD-330F/450FA/450FB is a square bottom paper bag making machine with flat handles. The machine has an inline handle making and pasting unit.
   The machine takes four narrow web roll papers as a raw material. These rolls make flat-handled loops.

The following process, glues the paper bags and handles together, thus giving you the final product.

2. RZFD-330t/450TA/450TB is a paper bag making machine with an inline twisted handle making and pasting unit.
   It can make over 220 paper bags in one minute.
   The machine works by rolling in the paper rolls, pasting twisted handles, forming tube, cutting, forming bottom, and accumulating.
   The machine automatically gives a paper bag with twisted handles.

Twisted Handles for Square Bottom Paper Bags

How to Attach Handles?

MTED uses the automatic gluing system to attach the handles with the paper bags.

It has two glue systems, namely

• Cold glue system
• Hot melt glue system

Cold Glue System

The cold glue system is used to seal the sides of block bottom paper bags.

There is an enclosed high pressure storage tank that pumps the cold glue that is automatically applied to the paper with the help of a level sensor.

Hot Glue System

The square bottom paper bag making machine with an inline handle making unit requires hot glue to attach the handles with paper bags.

MTED ensures the perfect performance of gluing uniformity, and for this purpose, MTED adopts Switzerland Robatech hot melt glue sprayer.

Paper Handle Gluing Unit

3.     Patch Handles/Die-Cut Handles

Paper bags with patch handles are also in fashion for a couple of years.

MTED has structured its machines in a way that they make patch handled paper bags.

Patch Handle Paper Bags

RZFD-330D is patch handle making machine to produce economic carry bags.

It is a fully automatic square bottom paper bag making machine with

• D-cut handle unit
• Tube forming
• Paper web loading
• Tube cutting
• Bottom folding
• Bottom gluing
• And final bag delivery system

You can also equip this machine with

• 2/4 inline flexo printer for printing various designs
• And inline plastic window unit

It can easily make large number of paper bags with variable sizes.

It has 2 years of warranty time and MTED offers replacement of the defective parts within the warranty time.

Technical Data

• It has the advantage of an inline flat handle unit
• Its gusset ranges from 60 to 220mm
• Bag width varies from 120 to 450mm
• The bag cutting length ranges from 270-760mm
• Paper web width ranges from380 to 1350mm
• The paper roll diameter is 1300mm
• It can produce 30/180 bags per minute without handle and 30/130 bags per minute with handle

Features

The features of the patch handle paper bag making machine are

• Optional inline printing unit
• Controlled thumb notch
• Servo-driven bottom closing
• Italy SLECTRA EPC control
• Automatic tension control
• Enclosed glue pasting unit
• Servo adjustable tube length
• Unwinder unit with hydraulic lifter

7.     Can a Roll Feeding Square Bottom Paper Bag Making Machine Make Plastic Windows?

The demand for paper bags with plastic panes is gradually increasing. MTED makes sure that its staff and machines are up-to-date

For this purpose, MTED has designed the square bottom paper bag making machines that make plastic windows in the paper bags.

There are two types of plastic windows:

• Strip plastic window
• Die-cut plastic window

Die-Cut Plastic Window

Square Bottom Paper Bag with Die-Cut Window

MTED adds special die-cutters in the square bottom paper bag machine to manufacture a die-cut plastic window. These cutters come in a variety of shapes.

To construct contemporary paper bags, you can use simple geometrical forms as well as some unique creative cuts.

Before the tube is formed, the cutter cuts the desired shape from the paper. With the help of automatic glue technique, the plastic film is attached to the paper web.

In the square bottom paper bag, the plastic film acts as an inner liner and creates a see-through window.

Strip Plastic Window

Paper bags with strip windows, on the other hand, do not require cutting. The front panel of the brown paper bag is glued with plastic film all the way around.

The most typical uses for these paper bags are in bakeries and while serving food. RZFD-330W/450W  is a machine designed for making plastic windows.

The plastic film is joined with hot melt glue. To make the plastic window stick with the paper, it is passed through a certain temperature.

Square Bottom Paper Bag with a Strip Plastic Window

8.     How to Make Heavy-Duty Square Bottom Paper Bags?

MTED’s multi-wall paper bag machine can make double or triple-layered paper bags.

Heavy-Duty Square Bottom Paper Bags

Heavy-duty paper bag is what these bags are called.

A regular paper bag may hold up to 10 kg of weight. Paper bags with many walls may hold up to 20 kg of weight.

Rice, flour, sugar, powdered chemicals, and various other items are best packed and stored in these paper bags.

Heavy-duty brown paper bags make the transportation of chemicals and solvents from one place to another.

9.     Does a Roll Feeding Square Bottom Paper Bag Making Machine Create Laminated Paper bags?

In the growing world of food, beverages, and other economical industries, the demand for leak-proof or water-resistant paper bags is gradually increasing.

MTED comes with the latest technology. To meet your present needs, MTED manufactures laminated paper bags that are oil and water-resistant.

Square Bottom Laminated Paper Bag Making Machine

This machine manufactures square bottom laminated paper bags. These bags have greater volume and capacity to carry objects.

It manufactures paper bags that are used as:

• Food bags
• Packaging for oil-containing products
• Packs for medicines in the hospitals
• Sickness bags in airlines

Raw Material for Making Laminated Paper Bags

The raw material needed for making square bottom laminated paper bags is as follows:

1.     Paper

Plain paper, printed paper, kraft paper, and cardboard papers are used to make these bags.

For good printing quality, you can also use newsprint paper.

2.     Plastic Films

Plastic films are used to make inner linings of the paper bags in order to prevent leakage and to make them oil/water-resistant.

3.     Glue

There are two types of glue used in MTED’s roll-fed square bottom paper bag making machines:

• Hot melt glue
• Non-toxic water-based or cold glue

In order to seal the bag sides, plastic film, handles, and paper bag bottoms, the gluing component is used.

4.     Ink for Printer

The ink used for inline printing is flexographic ink that is eco-friendly and non-toxic.

5.     Handles

The laminated paper bags also come with handles. Paper roll is used to make twisted, flat and D-cut handles.

Working of Square Bottom Laminated Paper Bag Making Machine

The machine operates by introducing all the technical data into the HMI control panel. This data includes:

• Paper bag dimensions
• Production speed
• Printing data and many more.

The machine works automatically according to the data pre-set. The operator then collects the manufactured and counts paper bags.

Laminated Food Paper Bag Machine

10.  What Is the Importance of ServoTech System in Roll Feeding Square Bottom Paper Bag Making Machine?

In order to escape from the manually driven system of machines, MTED focused on developing a fully automatic system of paper bag making machines.

For this purpose, MTED introduced a ServoTech or Servo-driven system. This is the most advanced technology available today.

Servo-driven machines offer significant advantages over ordinary machines. It has adequate motion control systems.

It’s a simple system to understand. The problems and driving messages are automatically shown on the HMI.

It is because of the ServoTech system that the roll feeding square bottom paper bag making machines work automatically.

Otherwise, the production speed of the paper bag machines would be less.

Regulating the motion of a paper bag making machine has never been so simple – thanks to the servo system.

11.  How Does a Roll Feeding Square Bottom Paper Bag Making Machine Work?

MTED designs the machines in such a way that they support the roll feeding paper system. The machine uses roll paper as a raw material for making paper bags.

The width of the paper roll depends upon the size of the paper bag you want to make. The outer diameter of the paper roll is 1300mm and the inner core diameter is 76mm.

The hydraulic system controls the loading and unloading of the paper roll on the shaft. In order to maintain the web tension control, the electro-Magnetic power brake is adopted.

It reduces the risk of paper breakage. Italy SPECTRA EPC system facilitates automatic web alignment which in return saves your paper and time.

It has an automatic glue system and a single feeding frame. Furthermore, the cutters are used to cut the paper bag into the desired length.

12.  What is the Cost of a Roll Feeding Square Bottom Paper Bag Making Machine?

The cost of a roll feeding paper bag making machine differs from company to company and model to model.

It also depends on whether you want to take a unit or a set. However, the standard cost of buying a roll feeding square bottom paper bag making machine varies between $150,000 – 1,500,000.

If you are looking for a semi-automatic roll feeding square bottom paper bag making machine, it costs from $10,000 to $200,000.

The cost of a V-bottom roll feeding paper bag making machine ranges from $18,000 to $120,000.

This cost can vary from country to country as well. Moreover, customizations play a vital role in determining the final cost of your paper bag making machine.

13.  How Much Electricity Does a Roll Feeding Square Bottom Paper Bag Making Machine Consume?

All the manufacturing companies are in the run of making less power-consuming machines. MTED has designed machines that consume less electricity.

The roll feeding square bottom paper bag making machine requires a steady source of electricity. It uses up to 40 kilowatts of electricity.

The energy consumption of the roll feeding square bottom machine is perfect and comparatively less than the heavy-duty manufacturing machines.

Roll Feeding Square Bottom Paper Bag Making Machine With Handle

14.  How to Find the Best Manufacturer of Roll Feeding Square Bottom Paper Bag Making Machine in China?

Finding a good manufacturer is quite a big task. There is a risk of losing all your investment in the hands of fraud.

To avoid any scams and find a good manufacturer of a roll feeding square bottom paper bag making machine, you must consider the following issues.

• Machine price
• Machine maintenance cost
• Machine production capacity and uptime
• Qualification rate of produced paper bags
• Ease of operation and maintenance
• Noise level
• Power consumption
• Ease to assemble, dismantle, and transport
• Electric controlling system

If the manufacturer, you go to, fulfills all these requirements in the machines, it is the best for your business.

MTED is a China-based paper bag making machines manufacturing company with a wide range of machine designs.

It maintains the machinery according to the parameters mentioned above and is probably one of the best manufacturers.

Machine Test Running Before Shipment

15.  Are MTED’s Roll Feeding Square Bottom Paper Bag Making Machines CE Certified?

Certification is an excellent source of keeping and developing trust in the business. MTED leaves no space for doubt in its machinery and working.

It ensures the reliability, high maintenance, productivity, and safety measure of the machine so that you can buy again. All the machines under MTED are CE certified.

The MTED roll feeding square bottom paper bag making machine is certified as per market requirement.

Moreover, it is suitable for any country. It paves the way for your rapid business growth. MTED also has other essential certifications such as ISO, OHSAS, and work safety certificates.

CE Certificates of Roll Feeding Square Bottom Paper Bag Machine

16.  Does MTED Manufacture Auxiliary Machinery to Support Roll Feeding Square Bottom Paper Bag Making Machine?

Yes, MTED manufactures auxiliary machinery to support roll feeding square bottom paper bag machines.

The auxiliary equipment for the square bottom paper bag production machines is as under:

1. ZYT2/4/6 Multi-Color Flexo Printing Machine

MTED has developed an outstanding reputation regarding the manufacturing of flexo printing machines.

You can change the printing patterns and colors according to the requirement. You can either choose a single-color printing machine or a multi-color printing machine.

The most popular flexo printer machines are two colors, four colors, and six colors printing machines.

On the other hand, some people also like to buy one, three, and eight color printing machines.

Two Color Flexo Printing Machine

Features

The flexo printing machine has:

• High productivity of about 50-100m/min.
• Ceramic anilox roll
• Plate cylinder (sleeve type)
• Ink circulation pump
• Chamber doctor blad

Moreover, it has a:

• 30 years life span
• Operator friendly
• High precision
• Save cost (99.9% uptime guarantee)

2.     RZSW-10MA Twisted Handle Making Machine

It is a twisted rope handle making machine. It can produce twisted handles for paper bags.

It is an ideal support machine for a square bottom paper bag making machine.

Twisted Rope Handle Making Machine

Working

• The automatic manufacturing process starts by taking two narrow paper rolls and one paper rope roll.
• The paper patches and paper ropes are attached with glue.
• Then the cutting of handles takes place.
• The handles are attached to the paper bag afterward.
• In this way, you obtain a complete paper bag with handles.

Features

The features of the twisted rope handle making machine include:

• Compact Footprint
• Cost-Effective
• Easy and safe operation
• Capacity 1000pairs/hour

3.     RZBS- 180M Flat Handle Making Machine

It is affordable with a lifetime support flat handle paper bag making machine. It makes flat handles from narrow paper webs.

It is used with semi-automatic paper bag making machine to make carry bags with flat handles.

Working

• It used four narrow web papers as raw material
• The handle making machine makes flat handle loops
• After that, the flat handle loops are attached to the carry bags with glue
• Paper bags with flat handles are now formed

Features

The features of this machine include

• Capacity 6000 pairs/hour
• Automatic counting function
• Automatic gluing system
• Longer life span

Flat Handles

4.     RZZS-20M High-Speed Twisted Paper Rope Making Machine

This high-speed twisted rope making machine is generally used with a twisted handle making machine.

It makes the twisted paper ropes quickly, thus helps in making the twisted handles paper bags.

The raw material which this auxiliary equipment uses is, narrow paper web. It twists the webs through high-speed rotation in the machine shaft.

The twisted paper ropes are stored in the form of rope rolls.

Twisted Paper Rope Roll

Features

The features of this auxiliary equipment are:

• Small and lightweight
• Minimized running cost
• Rope Diameter adjustable
• Double Rope Rolls Production

5.     RZFJ-400M Twisted Rope Rewinding Machine

In conjunction with a twisted paper rope producing machine, a twisted rope rewinding machine is equipped.

It is utilized to quickly rewind the paper rope roll, ensuring that the paper roll is made from twisted paper rope as the raw material.

Through the high-speed spinning of the machine’s shaft, the paper roll is rapidly released from one end to the other.

It not only increases the final rope reel’s outer diameter, but it also removes any knots that may have existed in the original rope reel.

Thus, it greatly improves the efficiency of applying paper ropes in subsequent production applications.

Twisted Rope Rewinding Machine

Features

The features of a twisted rope rewinding machine are:

• High speed
• Low cost
• Compact footprint
• Saves material
• Easy to maintain and use