The bale weight a metal scrap baler can produce depends on several key factors.

Here’s a breakdown of what determines bale weight:

1. Type and Size of Baler (The Primary Factor)

Balers are categorized by their chamber size and pressing force (measured in tons).

Vertical Balers: Smaller, often for in-house use. Bales are typically 50 lbs to 2,000 lbs (25 kg to 900 kg).

Horizontal Balers:

Medium/Standard Duty: For scrapyards and recyclers. Common bale weights range from 1,100 lbs to 5,500 lbs (500 kg to 2,500 kg). A very common "mill-size" bale is about 2,000 lbs (~900 kg).

High-Density / Super-Density Balers: For maximum shipping efficiency. These can produce "logs" or "bricks" weighing 5,000 lbs to 12,000+ lbs (2,300 kg to 5,400+ kg).

2. Type of Scrap Metal Being Baled

The density of the material dramatically affects the final weight for a given bale size.

Light Iron (Sheet Metal, Cans, Shredded Scrap): Less dense. A full bale will weigh less.

Heavy Melt (Thick Steel, Cast Iron, Machinery): Very dense. Can max out the baler's pressure and produce a much heavier bale of the same physical dimensions.

Non-Ferrous (Copper, Aluminum, Brass): Often baled for cleanliness and handling. Aluminum bales are lighter; copper bales are extremely heavy for their size.

3. Bale Dimensions

The physical size of the compression chamber sets the upper limit.

Common chamber dimensions (L x W x H) might be something like 30" x 30" x 60", but they vary widely.

Rule of Thumb: The manufacturer provides a chamber volume. The bale weight is the density of the compacted material multiplied by that volume.

4. Baler's Compression Force

A higher tonnage (e.g., 500-ton vs. 200-ton) can compress the same material into a denser bale within the same chamber, increasing the weight.

Typical Bale Weight Ranges by Application:

Aluminum Cans/UBCs: 500 - 1,200 lbs per bale.

Light Steel/Sheet Iron: 1,500 - 2,500 lbs per bale.

Heavy Frag/Shredded Steel: 2,200 - 3,500 lbs per bale.

Dense Turnings/Borings: 4,000 - 6,000 lbs per bale.

Super-Density Copper or Brass: Can exceed 8,000 lbs per bale.

How to Get the Specific Answer for Your Needs:

To know exactly what weight a specific baler can make, you need to:

Identify the Baler Model: Check the manufacturer's specifications (e.g., Sierra, Harris, Al-jon, American Baler).

Define Your Material: What metal are you baling?

Check the Spec Sheet: Look for:

Chamber Size (in inches or mm)

Platen Force (in tons)

Recommended Bale Weight for various materials (often provided).

Contact a Dealer/Manufacturer: They can give you the most accurate estimates based on your material and their machine models.

In short, metal scrap bale weights commonly range from about 1,000 lbs to over 10,000 lbs, with 2,000-2,500 lbs being a very standard weight for a general scrapyard horizontal baler processing mixed light iron.