EP-9YF-2200S Square Bundle Baler — High-Power Trailed Baler with Hammer-Claw Crusher
Yang EP-9YF-2200S Square Bundle Baler (also known as a crushing square baler, straw shredding baler, or hammer-claw pickup baler) is a heavy-duty, tractor-trailed machine engineered for collecting, crushing, and baling wheat straw, rice straw, cotton stalks, corn stover, forage grass, and fresh-cut grass. Its defining feature is the hammer-claw pickup mechanism — a single-stage shredding unit that crushes tough, coarse, and high-density stalks at the point of pickup, significantly improving bale density and compaction consistency compared with standard spring-tooth balers. The 9YF-2200S is the only machine in the EP square baler range capable of standing, fallen, or windrowed corn, sorghum, cotton, and wheat straw pickup, making it the go-to choice for large farms, biomass contractors, and straw recycling operations where crop variety, condition, and moisture content vary significantly across the season.
🌾 Wheat and Rice Straw
🐄 Livestock Feed and Fodder
🔥 Biomass Energy
🌿 Cotton Stalk Recycling
🏭 Large Farm Contractors
Why Choose the EP-9YF-2200S Square Bundle Baler?
- Hammer-claw pickup — first-stage crusher handles coarse, standing or lodged stalks conventional balers cannot process
- 2,200 mm working width for maximum field coverage per pass
- High power rating: 73.5 kW or above (100 hp or above) — built for heavy-duty commercial operations
- Achieves 17%–23% moisture tolerance for legumes and grass; 10%–23% for rice and corn stover
- Soil moisture tolerance up to 25%, slope tolerance up to 8 degrees for challenging terrain
- Fully automatic D-type rope baling — no manual tying at any point
- 460 x 360 mm high-density bale cross-section — consistent with the full EP range
- Heaviest and most robust build in the EP lineup: 2,350 kg machine weight
Technical Parameters — Model 9YF-2200S Square Bundle Baler
| Tidak. | Parameter | Unit | Spesifikasi |
|---|---|---|---|
| 1 | Nama Model | — | 9YF-2200S Square Bundle Baler |
| 2 | Hitching Method | — | Towed-type |
| 3 | Picking Width | mm | 2,200 |
| 4 | Feeding Inlet Width | mm | — |
| 5 | Picker Structure | — | Hammer-Claw Type |
| 6 | Feeder Structure | — | Fork Feeding Mechanism |
| 7 | Knotter Type | — | D Type |
| 8 | Number of Knotters | pc | 2 |
| 9 | Compression Chamber Section (W x H) | mm | 460 x 360 |
| 10 | Kaedah Baling | — | Automatic Rope Baling |
| 11 | Julat Kuasa yang Sepadan | kW | 73.5 or above (100 hp or above) |
| 12 | Overall Dimension (L x W x H) | mm | 6,240 x 2,760 x 1,700 |
| 13 | Machine Weight | kg | 2,350 |
How the EP-9YF-2200S Square Bundle Baler Works
The 9YF-2200S adds a critical first stage to the standard baling sequence: a hammer-claw crushing mechanism positioned ahead of the fork feeding inlet. This pre-processes coarse, high-density, or moisture-variable crop material before it enters the compression chamber — enabling the machine to handle crops that would plug or produce inconsistent bale densities in a conventional spring-tooth baler.
- Hammer-Claw Crushing Pickup: The 2,200 mm rotor carries hammer-claw teeth that rotate at high speed, simultaneously picking up crop from the ground and breaking down coarse stems (corn, sorghum, cotton, tall-stemmed wheat) into shorter, more uniform fragments. This first-stage crushing achieves higher bale density and better compaction stability compared with uncrushed material, and also makes bales more suitable for livestock digestion and feed-to-field return.
- Fork Feeding: Crushed material is metered into the compression chamber by the reciprocating fork mechanism in consistent charges, maintaining uniform plunger loading across varying crop densities and moisture levels.
- Plunger Compression: The heavy-duty plunger compresses each charge inside the 460 x 360 mm chamber. Because the hammer-claw has pre-fragmented the material, the plunger achieves higher compaction ratios and more consistent bale weights than standard pickup balers on the same crop types.
- D-Type Automatic Knotting: Two D-type knotters automatically tie each bale at the preset length — no operator cab exit, no manual tying, continuous operation throughout the field pass.
- Bale Ejection: Completed bales exit via the rear discharge chute ready for collection, mechanised stacking, or direct trailer loading.
📋 Moisture and Terrain Operating Parameters
- Legumes and grasses (bean straw, alfalfa): 17%–23% moisture
- Rice straw and corn stover: 10%–23% moisture
- Soil surface moisture tolerance: up to 25%
- Maximum slope tolerance: 8 degrees
🔩 PTO Shaft — Critical Driveline Selection for the 9YF-2200S
Because the 9YF-2200S drives both a hammer-claw crusher rotor and a compression plunger from a single PTO input, its peak torque demands are substantially higher than those of a conventional spring-tooth baler of the same working width. Shaft selection must account for both the continuous rotor load and the intermittent plunger peak load simultaneously. Key selection requirements:
- High torque rating: Rate the shaft for the full 73.5 kW or above tractor output with adequate safety margin. A heavy-duty friction torque-limiter clutch (not shear-bolt) is strongly recommended for reliable protection under the machine continuous peak-load cycle.
- PTO speed and spline: Confirm 540 rpm (6-spline) or 1,000 rpm (21-spline) to match your tractor PTO stub and the baler input gearbox specification.
- Telescoping length and angle: Measure minimum and maximum hitch-to-input distances at all turning articulation angles. Keep universal joint operating angles below 15 degrees to prevent vibration and cross-kit fatigue failure.
- CE-rated full safety guard: Mandatory for operator protection on the high-speed crusher driveline. Never operate the 9YF-2200S with a damaged or missing shaft guard.
Our preferred supply partner provides CE-certified, high-torque square-baler driveline solutions. Their Aci PTO range for square balers provides a reliable reference for selecting the correct torque-rated driveline for your EP-9YF-2200S setup and tractor combination.
Core Advantages of the EP-9YF-2200S Square Bundle Baler
Hammer-Claw Crusher — First-Stage Processing
The hammer-claw mechanism crushes coarse stems at the point of pickup, enabling the 9YF-2200S to process standing, lodged, or windrowed corn, sorghum, and cotton stalks that a spring-tooth baler cannot reliably handle. Crushed material compacts more densely and uniformly in the bale chamber.
Handles Standing and Lodged Crops
Uniquely in the EP range, the 9YF-2200S can pick up standing, fallen, or spread corn, sorghum, cotton, and wheat straw directly from the field without prior windrowing — eliminating one field pass and significantly reducing per-tonne operating costs on large acreages.
Higher Bale Density and Compaction Quality
Pre-crushing breaks down the hollow stem structure of corn and sorghum stover, allowing the plunger to achieve higher material-fill ratios per stroke. The result is denser bales with better structural integrity — reducing bale breakage during mechanised handling and lowering transport cost per tonne.
Improved Feed Value and Digestibility
Crushed bales have a significantly higher surface-area-to-volume ratio than uncrushed straw bales, improving rumen fermentation rates and overall digestibility when fed to cattle. Livestock operations report higher dry-matter intake per tonne compared with round bales or standard square bales of the same material.
Wide Moisture Range Tolerance
Operates reliably across 10%–23% crop moisture for rice and corn stover, and 17%–23% for legumes and grasses — eliminating the need for extensive pre-wilting in variable weather conditions that delay harvesting operations for conventional balers.
Factory-Direct Cost Advantage
Sold factory-direct with a comprehensive global spare-parts export programme, the 9YF-2200S delivers the crushing-baler capability of machines costing two to three times more — at a significantly lower purchase price and with direct manufacturer after-sales support.
Structure Design and Material Engineering
Main Frame: Heavy-duty Q355B structural steel, robotic MIG welded, engineered to absorb the combined shock loads of the hammer-claw rotor and reciprocating plunger simultaneously. Multi-pass shot-blasting (Sa 2.5) plus epoxy primer and polyurethane topcoat for long-term corrosion resistance.
Hammer-Claw Pickup Rotor: High-chromium wear-resistant hammer-claw teeth mounted on a balanced high-speed rotor. Claw geometry is optimised to crush hollow-stemmed crops (corn, sorghum) efficiently while maintaining clean pickup of flat-stemmed crops (wheat, rice). Dynamic balancing of the rotor assembly minimises vibration transfer to the mainframe.
Compression Chamber and Plunger: The 460 x 360 mm chamber carries hardened Mn13 wear-plate liners on all plunger contact faces. Close-tolerance plunger-to-wall fit ensures consistent bale face geometry and reliable D-type knotter trigger timing across all crop types and moisture conditions.
D-Type Knotter: Two high-grade grey iron knotters with induction-hardened, precision-ground billhook surfaces. Dual arrangement ties two twine wraps per bale end for secure bale integrity under the higher bale weights produced by crushed-material compression.
Gearbox and Overload Protection: Large-bore EN-GJL-250 grey iron gearbox rated for the continuous high-torque demands of the combined crusher and plunger driveline. A heavy flywheel smooths the combined rotor and plunger load peaks. A heavy-duty friction torque-limiter clutch (recommended over shear-bolt on this model) provides primary overload protection without requiring bolt replacement after each trip event.
Typical Application Scenarios
🌿 Corn Stover Collection at Scale
The hammer-claw mechanism handles standing or fallen corn stover directly after harvest without swathing. Pre-crushing collapses the hollow stem structure, producing dense bales suitable for biogas plants, pellet mills, and large-scale livestock operations. Corn stover at 10%–23% moisture is processed reliably without plugging.
🌿 Cotton Stalk Recycling
Tough, woody cotton stalks that jam conventional spring-tooth balers are processed effectively by the hammer-claw rotor. High-density cotton stalk bales are used as biomass fuel, mushroom substrate feedstock, and pellet mill raw material in cotton-growing regions across Central Asia, Africa, and the Middle East.
🐄 Crushed Straw for Livestock Feed
Crushed wheat and corn stover bales produced by the 9YF-2200S show significantly higher livestock intake rates and digestibility compared with uncrushed round or square bales of the same material. This makes the 9YF-2200S a preferred machine for large commercial livestock feeding operations and TMR (total mixed ration) producers.
🔥 Biomass Energy and Pellet Feedstock
Pre-crushed bales provide more consistent bulk density for biomass co-firing plants and pellet mills than uncrushed material, improving automated conveying reliability and reducing pellet mill energy consumption per tonne of output. The machine handles sorghum stover, cotton stalks, and corn stover for direct biomass supply contracts.
Selection Guide — When to Choose the 9YF-2200S Over the Standard Range
The 9YF-2200S shares the same 460 x 360 mm bale format as the rest of the EP range but is a fundamentally different machine due to its hammer-claw crusher. Choose it when:
| Criterion | 9YF-2200S (Crusher) | 9YF-1700 / 1900 / 2200 (Standard) |
|---|---|---|
| Primary crop | Corn, sorghum, cotton stalks | Wheat, rice straw, alfalfa, grass |
| Crop condition | Standing, lodged, or windrowed | Windrowed only |
| Bale end use | Livestock feed, biomass, pellet mills | All uses including export forage |
| Tractor power | 100 hp or above required | 40–100 hp depending on model |
| Operation scale | Large commercial farms, contractors | Small to large farms, cooperatives |
| Machine weight | 2,350 kg (heaviest in range) | 1,750–1,950 kg |
If your primary crops are wheat straw, rice straw, or windrowed alfalfa and you have a 40–70 hp tractor, the standard 9YF-1700, 9YF-1900, or 9YF-2200 will deliver better value. For corn stover, cotton stalks, or standing/lodged crop on a 100 hp or above tractor, the 9YF-2200S is the correct choice.
EP-9YF-2200S vs. Comparable Crushing Baler Benchmarks — Objective Comparison
| Barang | EP-9YF-2200S | Krone Comprima / McHale 991 (Reference) |
|---|---|---|
| Jenis Pengambilan | Hammer-claw crusher | Cutting rotor or standard tine |
| Working Width | 2,200 mm | approx. 2,000–2,300 mm |
| Minimum Tractor Power | 73.5 kW (100 hp) | approx. 90–130 hp |
| Machine Weight | 2,350 kg | approx. 3,000–4,500 kg |
| Purchase Price | Significantly lower — factory direct | USD 50,000–120,000+ (dealer price) |
| Spare Parts | Direct export stock, 48 h dispatch | Dealer network, lead times vary |
| Warranty | 24-month direct manufacturer | 12-month dealer warranty typical |
| Best Suited For | Emerging market large farms and contractors seeking crushing-baler capability at competitive price | Established Western markets with dealer service infrastructure |
Frequently Asked Questions — EP-9YF-2200S Square Bundle Baler
Q1: What makes the 9YF-2200S different from the standard 9YF-2200?
The 9YF-2200S replaces the spring-tooth pickup reel of the standard 9YF-2200 with a hammer-claw crushing rotor. This first-stage crusher processes coarse, high-density, or standing crops before they enter the compression chamber — enabling the machine to handle corn stover, cotton stalks, and sorghum residue that a spring-tooth baler cannot process reliably. The 9YF-2200S also requires a minimum 100 hp tractor and weighs 400 kg more than the standard 9YF-2200 due to the heavier crusher assembly and reinforced mainframe.
Q2: Can the 9YF-2200S pick up standing corn stalks without prior cutting or windrowing?
Yes. The hammer-claw rotor can pick up and crush standing, fallen, or spread corn, sorghum, cotton, and wheat straw directly from the field. This eliminates the need for a separate swathing or windrowing pass, saving one full field operation per crop cycle on large acreages. Soil surface moisture up to 25% and field slopes up to 8 degrees are within the machine operating envelope.
Q3: What moisture content can the 9YF-2200S handle?
The machine is rated for legumes and grasses at 17%–23% moisture, and rice straw or corn stover at 10%–23% moisture. This broader moisture tolerance compared with conventional spring-tooth balers reduces the waiting period between harvest and baling in regions with variable post-harvest weather, improving the operator seasonal window and reducing dry-matter loss from over-wilting.
Q4: Does the hammer-claw mechanism require more maintenance than a spring-tooth pickup?
Yes, the hammer-claw rotor has higher wear rates than a spring-tooth reel due to the impact nature of its crushing action, particularly on high-silica crops such as rice straw and soil-contaminated cotton stalks. Hammer-claw teeth should be inspected daily and replaced in sets when wear reaches the indicator mark. We maintain a full export stock of replacement claw sets and rotor bearings with 48-hour dispatch, and a recommended seasonal wear-parts kit is available with each new machine.
Q5: What twine types are compatible and what warranty is included?
The D-type knotter accepts natural sisal twine and UV-stabilised polypropylene twine at minimum 130 kg breaking strength; 160 kg PP twine is recommended for higher-weight crushed-straw bales to prevent twine breakage during mechanised handling. The EP-9YF-2200S carries a 24-month manufacturer warranty on the main frame and gearbox, and a 12-month warranty on the crusher rotor, knotter mechanisms, and wear parts. Warranty support is handled directly by our factory engineering team with video-based remote diagnosis available worldwide.
Get a Factory-Direct Quote for the EP-9YF-2200S Square Bundle Baler
We supply EP-9YF-2200S Square Bundle Balers factory-direct to importers, dealers, biomass contractors, and large farms worldwide. Compare our full range of square balers and round balers — from the compact 9YF-1700 to the dual-chamber 9YFS-2.2 — and select the right machine for your crop type, tractor power, and throughput target.