A metal baler is a machine used to compress scrap metal into compact, dense bales for easier handling, transportation, and recycling. It’s commonly used in scrapyards, recycling centers, and industrial facilities. 

Here's how a typical metal baler works:

How a Metal Baler Works – Step by Step

1. Feeding the Scrap Metal

- Workers or automated systems load loose scrap metal (e.g., aluminum cans, steel sheets, car parts, wires) into the bale chamber of the baler.

- The material is usually placed manually or via conveyors, depending on the system.

2. Closing the Chamber

- Once enough scrap is loaded, the side doors or gate of the bale chamber close securely.

- This creates a sealed space where compression can occur safely.

3. Applying High Pressure

- A powerful hydraulic ram (or mechanical press) moves forward with immense force (often hundreds of tons).

- The ram pushes the scrap metal inward, compressing it into a tight, rectangular block (a "bale").

- The pressure forces air out of the material and tightly packs the metal together.

4. Forming the Bale

- As the ram continues to push, the scrap is compressed into a solid, uniform shape.

- The final bale size depends on the baler model and settings (common sizes: 2' x 2' x 3' or larger).

5. Securing the Bale

- Once compressed, the baler automatically:

- Stops the ram.

- Applies steel wire, straps, or bands around the bale to hold it together.

- Some balers use twist ties or cable wraps for fastening.

- This prevents the bale from falling apart during transport.

6. Ejecting the Bale

- The bale is pushed out of the chamber by a pusher plate or ejection mechanism.

- It drops onto a pallet or conveyor for collection and stacking.

7. Repeat Process

- The baler resets, the chamber opens again, and the cycle repeats for the next batch.

Types of Metal Balers

| Type | Description |

|------|-------------|

| Horizontal Baler | Most common; scrap is fed horizontally into the chamber. Ideal for high-volume operations. |

| Vertical Baler | Scrap is fed from the top; more compact footprint. Often used in smaller facilities. |

| Hydraulic Baler | Uses hydraulic pressure (most common); provides strong, consistent force. |

| Mechanical Baler | Uses gears and levers (less common today); lower power but simpler maintenance. |

Benefits of Using a Metal Baler

- Reduces volume by up to 80–90%, saving storage and transport costs.

- Increases scrap value due to higher density and cleaner packaging.

- Improves safety by reducing sharp edges and loose metal.

- Streamlines recycling processes for recyclers and buyers.

Safety & Maintenance Tips

- Always follow lockout/tagout procedures during maintenance.

- Use protective gear (gloves, goggles, steel-toe boots).

- Regularly inspect hydraulic systems, belts, and safety sensors.

- Avoid overloading the baler to prevent damage.

Fun Fact:

Some large industrial balers can compress scrap metal at pressures exceeding 100 tons per square inch, turning a pile of old cars or appliances into a neat, stackable bale ready for shipment.

In short, a metal baler transforms messy, bulky scrap into compact, valuable bales—making recycling efficient, cost-effective, and environmentally friendly! 

Parameter

If you have any special requirements, we will customize according to your special needs.

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Advantage

> Lifelong after services let you have no any concern, get more porfits.    

> 24 hours reply, video, phone call, email support, if any question, we response at first time.    

> Adopts china famous pump to keep baler machine run smoothly.    

> Schneider electrical components prolong the service life of the machine.    

> Long warranty time of the baler machine, you are no need to worry about the after-services.    

> Adopts simple structure, easy to operate and maintain.    

> Enough spare parts with lower cost to keep the machine non-stop.    

> World famous brand of Siemens PLC to promise you run the machine without any worry.    

Application

The baler machine can press below materials:

Aluminum cans tins	Light Metal Scrap	Copper Tube/Pipes	Coppe Wire Scrap
Aluminum Extrusion Profiles	Stainless Steel Scrap	Lead Strips	Aluminum Shavings

FAQ

> How much would Automatic Baler Stainless Steel scrap press , its installation, and training cost me? 

The price of baler machine is different according to different bale size, bale weight and output capacity as for the installation, training cost, the machine is very easy, just put it on horizontal ground, adding hydraulic oil, connect to power supply, then operate per user manuals.    

> What kind of wear steel plate does Stainless Steel Press Baling Machine use? 

The baler machine use China famous brand wear steel NM450, the NM 45O wear steel plate is durable, stable, anti-wearable, no need to change the wear steel plate in lifetime of the baler machine, and further more, the World famous brand wear plate Hardox 450 is optional.    

> What is output capacity of Scrap Metal Compactor Machine Japan? 

The machine capacity ranges from 300kg per hour to 3000kg per hour, different models has differnt capacity, small models has small output capacity, and bigger one has big capacity accordingly.    

> How long of warranty time of Compressor Scrap metal baler Price In Usa? 

The warranty time is 14 months, in another word, 1 year from date of shiping the machine.    

> Is it possible to change the wear plate on 200 Ton Metal Baler press? 

We have two method to fix the wear steel plate, one is welding the wear plate on the baler machine, and another type is changeable, whichever type of fixing, we can do it per your special requirement.    

> Do you have a agent of Steel Press Machine Price In India in our country? 

No, we don't have agent or representative in your country, we directly export the machine to our end users, this way, the price will be lower, and end users can get more money.    

> What is Hydraulic Press Cans? 

The baler machine is mainly used to compress light metal scrap, stainless steel scrap, aluminum scrap, waste tins cans etc into small bales with high density, easy to transport and stock, save transport cost, stack cost, convenient for recycling center or steel manufacturer to melt again, improve the rate of steel melting.    

> How much price of Aluminum Can Hydraulic Press? 

Price of the baler machine is different, depends on how big of the machine is, but we can give you a word that our price of the machine is lower with high quality.    

> Before shipment, can you take testing video of Aluminium Scrap Baling Machine? 

Yes, of course, we not only can take a video of machine running before shipment, we also can take videos, photos of the process of manufacturing the baler for you.