| Cardboard and OCC | Flattened cartons, corrugated sheets, and mixed paperboard; generally dry and compressible. | Horizontal automatic or semi-automatic baler for medium-to-high daily volumes. | Approximately 350–650 kg/m³ | 30–500 kg | 1–8 tonnes/hour | Feed opening, bale size, dust control, conveyor integration, and storage space. | PET strapSteel wire |
| Mixed Paper | Newspapers, office paper, magazines, and lightweight printed materials with variable moisture. | Closed-door horizontal baler with controlled compression and reliable tying. | Approximately 450–750 kg/m³ | 40–600 kg | 0.5–6 tonnes/hour | Material contamination, dust extraction, bale stability, and paper-dust housekeeping. | PET strapSteel wire |
| PET Bottles | Empty post-consumer bottles, usually perforated or pre-crushed to release trapped air. | High-pressure horizontal baler, often paired with a perforator and conveyor. | Approximately 250–450 kg/m³ | 150–450 kg | 1–5 tonnes/hour | Air removal, bottle moisture, feed consistency, bale density, and contamination level. | PET strapSteel wire |
| HDPE and PP Plastics | Rigid containers, caps, crates, and molded plastic items; shapes and bulk density vary widely. | Heavy-duty horizontal baler with a large feed chamber and high compaction force. | Approximately 300–600 kg/m³ | 150–600 kg | 0.8–6 tonnes/hour | Plastic spring-back, sharp edges, feed opening, wear protection, and bale rebound control. | PET strapSteel wire |
| Film and Flexible Packaging | Stretch film, shrink wrap, bags, and agricultural film; light, bulky, and prone to bridging. | Film-capable baler with a pre-compression chamber and controlled feeding system. | Approximately 180–350 kg/m³ | 80–300 kg | 0.3–3 tonnes/hour | Anti-bridging design, film wrapping prevention, moisture, bale expansion, and fire safety. | PET strapWire |
| Aluminum Cans | Empty beverage and food cans; low bulk density unless crushed or compacted before baling. | High-force horizontal baler, frequently supplied with a can flattener or pre-compactor. | Approximately 500–900 kg/m³ | 150–500 kg | 1–8 tonnes/hour | Pre-crushing, oil or liquid residue, chamber wear, bale density, and metal handling logistics. | Steel wireMetal strap |
| Steel Cans and Light Scrap | Thin-walled cans, light-gauge sheet, and small ferrous items; may contain residual liquids. | Heavy-duty metal baler designed for abrasive and high-resistance feedstock. | Approximately 600–1,200 kg/m³ | 200–800 kg | 1–10 tonnes/hour | Wear-resistant chamber, hydraulic force, magnetic separation, noise, and operator protection. | Steel wireMetal strap |
| Textiles | Clothing, fabric offcuts, towels, and nonwoven materials; highly elastic and variable in moisture. | Vertical or horizontal baler with extended compression dwell time and adjustable pressure. | Approximately 250–500 kg/m³ | 50–400 kg | 0.2–3 tonnes/hour | Spring-back, bale wrapping, fire risk, material cleanliness, and required bale dimensions. | Polyester strapWire |
| Tires and Rubber | Whole or cut tires, rubber products, and offcuts; resilient, bulky, and difficult to compact. | Specialized high-force baler with reinforced chamber and abrasion-resistant components. | Approximately 350–650 kg/m³ | 300–1,000 kg | 0.5–4 tonnes/hour | Rubber rebound, chamber dimensions, cutting requirements, fire prevention, and equipment wear. | Steel wireHeavy-duty strap |
| Agricultural Fiber and Straw | Dry straw, hay, stalks, and similar fibrous residues; seasonal and often dusty. | High-throughput baler with dust management and adjustable compression settings. | Approximately 100–250 kg/m³ | 15–500 kg | 1–15 tonnes/hour | Moisture content, dust and fire control, bale handling, seasonal utilization, and storage conditions. | TwinePET strap |