EP-9GD-2.5 Towed Single-Blade Lawn Mower

1. 9GD-2.5 Technical Specifications

2. Engineering Excellence: Principles and Scenarios

The working principle of the 9GD-2.5 relies on the mechanical conversion of rotational energy into high-speed linear reciprocating motion. The tractor’s PTO shaft transmits power to a primary drive pulley, which then activates the offset crank mechanism. This drives the cutter bar’s knives across stationary guards, creating a shearing effect similar to industrial scissors. This method is preferred in pasture management equipment in Korea because it minimizes soil disturbance and prevents the “shattering” of delicate forage leaves, preserving the nutritional content of the hay.
In terms of materials, the main frame is constructed from high-grade structural carbon steel, while the cutter bar features heat-treated manganese steel blades for exceptional wear resistance and impact durability against hidden field debris. This machine is optimized for various scenarios, including the management of natural mountain pastures, the harvesting of high-density planted forage, and even large-scale landscape maintenance in construction-reclaimed lands. Its towed configuration offers superior tracking and stability on uneven terrains compared to side-mounted alternatives, ensuring consistent cutting height across the entire 2.5-meter swath.

5. Market Trend Analysis: The Future of Forage Harvesting

6. EVER-POWER Factory: Customization & Quality Assurance

Located in the Hulunbuir Economic and Technological Development Zone, our manufacturing facility spans over 32,000 square meters and is equipped with state-of-the-art CNC laser cutting machines, automatic welding lines, and electrostatic powder coating lines. We are not just an assembler; we are a comprehensive manufacturer with deep R&D capabilities.

Customization Services (OEM/ODM): We understand that agricultural conditions vary by region. For the South Korean market, we offer customization options including:

• Hydraulic Adaptation: Adjusting valve pressures to match specific LS or Daedong tractor hydraulic flows.

• Tire Upgrades: Optional wider flotation tires for deep-mud paddy fields.

• Color & Branding: OEM branding services for dealers and distributors.

We hold ISO9001 Quality Management System Certification and have been recognized as a National High-Tech Enterprise. Every 9YG-2.24D baler undergoes a rigorous 48-hour continuous operation test before shipment to ensure zero defects upon arrival.

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7. Related products

7.1 Gearbox:

Compatible models: EP-FK263 (square baler), EP-RC30 series (round baler, transmission ratio 1:2, compatible with 35mm 6-spline shaft).

Application: Transmits PTO power to the baling mechanism, suitable for New Holland 630 or John Deere 535. Parameters: Torque > 500 Nm, 20% fuel saving.

Why choose this gearbox: Customizable size (reducible to 250-300mm), resistant to viscous contaminants (rubber fumes), IP65 protection. PTO Shaft:

Compatible Models: EP-PTO series (1-3/8″ Z6 spline, adjustable length 600-1200mm).

Application: Connects tractor to baler main drive, suitable for 9YG-1.0C type. Torque transmission efficiency >95%, compatible with SAE/EURO flanges.

Why it’s suitable: Waterproof design, suitable for wet silage operations; replaceable with Weasler series.

7.2 Chains & Sprockets:

Compatible Models: ANSI chains, with EP-Sprocket (pitch 12.7-19.05mm, roller diameter 10-12mm).

Application: Used in conveyor belts or binding mechanisms, suitable for square/round baler straw conveying. Width 25-40mm, wear-resistant steel material.

Why it’s suitable: Compatible with Kobelco or HF Group equipment, reduces chain breakage risk; food-grade option available for silage.

7.3 Couplings:

Compatible Models: EP-Coupling 200 series (torque matching 500-1000 Nm).

Application: Connects gearbox to baling roller, dampens vibration.

Why it’s suitable: High-cycle durability, compatible with Bondioli & Pavesi.

7.4 Hydraulic Cylinder:

Hydraulic Cylinder: EP-HC series (bore 50-100mm, stroke 300-600mm), suitable for bale lifting.

Bearings and Seals: 6208-2RS bearings, L10 life >10000 hours, dustproof seal.

Compatibility Table: Fully interchangeable with Comer 250T (torque matching, only 35% of the price); flange matches North American 4-Bolt PTO Pattern.

* Disclaimer: The other brand names mentioned above are provided solely for illustrative purposes. We do not offer original products or equipment bearing these brand names.

* Parameters vary depending on working conditions; please refer to the actual drawings.  It is recommended to confirm interface dimensions before selection.

8. Frequently Asked Questions (FAQ)

Q1: How much does the 9GD-2.5 Towed Single-Blade Lawn Mower cost for delivery to Busan port?

A1: The **Reciprocating cutter bar mower price** for the 9GD-2.5 varies based on order volume and customization. Generally, for a single unit, the price is highly competitive for the Korean market. To get an exact quote including shipping and insurance to Busan or Incheon, please click our ‘Get a Quote’ button to speak with a sales representative.

Q2: Where can I find a reliable Towed Single-Blade Lawn Mower manufacturer that ships directly to South Korea?

A2: Jiujia Machinery is a direct-to-market manufacturer with extensive experience exporting to the South Korean agricultural sector. We handle all international logistics and provide direct factory support for the 9GD series, ensuring you avoid middleman markups while receiving genuine industrial-grade equipment.

Q3: What is the recommended tractor horsepower for operating the 9GD-2.5 lawn mower on sloped pastures?

A3: For the 9GD-2.5 model, the optimal power requirement is between 25 and 40 HP (18.4-30 kW)[cite: 1]. If you are operating in sloped regions like the Gangwon highlands, we recommend using a tractor at the higher end of that range (35-40 HP) to ensure consistent PTO speed and towing stability.

Q4: Which reciprocating blade material is best for high-moisture sudangrass harvesting in Korea?

A4: We utilize heat-treated manganese steel for all 9GD-2.5 cutter bars. This material is specifically chosen for its ability to maintain a sharp edge even when cutting high-moisture forage, preventing the “clogging” that often occurs with standard carbon steel blades in humid Korean summers.

Q5: How do I choose between the 9GD-2.5 and the upgraded version for my farm’s specific needs?

A5: The standard 9GD-2.5 is designed for maximum cost-efficiency and reliability using a traditional crank-rod system. [cite_start]If your priority is a proven, high-productivity workhorse (up to 2.0 hm²/h) [cite: 1] with simpler maintenance requirements, the standard 9GD-2.5 is the ideal choice for most commercial forage farms.

Q6: What are the maintenance requirements for the crank mechanism in the 9GD-2.5 lawn mower?

A6: To ensure longevity, the primary maintenance task is daily lubrication of the crank pin and connecting rod bearings. We also recommend checking the tension of the drive belt every 20 operational hours. [cite_start]These simple steps prevent mechanical wear and ensure your machine maintains its 5-8 km/h working speed[cite: 1].

Q7: Does Jiujia offer product customization for different tractor hitch standards used in Korea?

A7: Yes! While the 9GD-2.5 comes with a standard towed hitch, we can customize the connection points to match specific LS Mtron or Daedong tractor standards. We can also adjust the PTO spline configuration to ensure a seamless “plug-and-play” experience for your existing fleet.

Q8: When is the best time to replace the cutter bar guards on the 9GD-2.5?

A8: Guards should be inspected every season. If you notice a “tearing” rather than a “cutting” of the grass, or if the stationary edges have become rounded, it is time for a replacement. [cite_start]Maintaining sharp guards ensures you stay within the 30-80 mm cutting height range effectively[cite: 1].

Q9: What safety certifications does the 9GD-2.5 hold for international agricultural equipment markets?

A9: Our equipment is manufactured under ISO 9001 quality management systems and meets the essential safety requirements for international agricultural trade. We provide full technical documentation to assist with South Korean MAFRA safety audits and insurance requirements.

Q10: Why should I choose a towed single-blade mower over a standard rotary mower for livestock feed?

A10: Towed single-blade mowers use a reciprocating cut that preserves the stem’s vascular structure. This results in significantly higher forage quality and faster field drying times compared to rotary mowers, which can “beat” the grass and cause sap loss, especially in high-sugar crops like alfalfa.