{"id":537,"date":"2026-03-12T07:30:44","date_gmt":"2026-03-12T07:30:44","guid":{"rendered":"https:\/\/silagebalers.com\/?post_type=product&p=537"},"modified":"2026-03-12T07:34:17","modified_gmt":"2026-03-12T07:34:17","slug":"9gs-5-0-towed-double-acting-sickle-bar-lawn-mower","status":"publish","type":"product","link":"https:\/\/silagebalers.com\/pt\/produto\/9gs-5-0-towed-double-acting-sickle-bar-lawn-mower\/","title":{"rendered":"Cortador de grama de barra de corte dupla reboc\u00e1vel 9GS-5.0"},"content":{"rendered":"
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Product Overview of the 9GS-5.0 Double-Acting Sickle Bar Lawn Mower<\/h2>\n

The 9GS-5.0 is a pull-type lawn mower<\/strong> built for commercial-scale forage harvesting across large pastoral operations. Developed by Ever-Power, this towed double-acting sickle bar lawn mower<\/strong> spans a full 5.0 meters of effective cutting width, enabling operators to cover between 2.4 and 2.8 hectares of grassland in a single working hour. Unlike rotary disc mowers that demand heavy tractor power and consume significant diesel fuel, the 9GS-5.0 relies on a reciprocating twin-blade mechanism that requires only 20 to 30 kilowatts (roughly 30 to 50 horsepower) from a standard wheeled tractor. This makes the machine a practical choice for operations where fuel economy and equipment longevity rank among the top priorities.<\/p>\n

The core principle behind this lawn mower<\/strong> lies in its double-acting sickle bar construction. Two serrated knife bars travel in opposing directions simultaneously, creating a scissor-like shearing motion across the full 5-meter span. Because these two blades counterbalance one another, the violent lateral vibrations common to single-bar designs are neutralized at the source. This translates directly into longer frame life, reduced stress on tractor drawbars, and a noticeably smoother ride for operators spending long hours in the field. The machine is towed behind the tractor on its own dedicated pneumatic transport wheels, which bear the entire 750 kg structural mass independently. That means zero vertical load on the tractor rear axle or three-point hitch, preserving steering balance even on sloped terrain.<\/p>\n

\u00a0\"9GD-2.5<\/p>\n

\ud83d\udcc4 Certification and Quality Standards<\/h3>\n

The 9GS-5.0 sickle bar lawn mower<\/strong> is manufactured in strict compliance with the China national standard GB\/T10940-2008, which governs the design and testing requirements of reciprocating mowing equipment. Beyond meeting this production standard, the machine has obtained the Agricultural Machinery Testing and Appraisal Certificate, providing buyers with documented assurance of structural integrity and long-term reliability. For farms in Korea, Japan, and surrounding regions that manage natural prairies, planted alfalfa fields, or mixed cultivated pastures, these certifications offer a meaningful layer of purchasing confidence.<\/p>\n

\u26a0\ufe0f Operating Condition Reminder<\/h3>\n
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The 9GS-5.0 is designed exclusively for dryland pasture environments. The tight mechanical tolerances inside the reciprocating cutting head can be compromised by mud, standing water, or hidden debris. It should not be operated in flooded rice paddies, deep marshlands, dense forest underbrush, or rocky terrain with large hidden stones and severe ground tufts. Keeping the machine on appropriate ground protects the precision components and ensures years of dependable service.<\/p>\n<\/div>\n<\/div>\n

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Technical Specifications for the 9GS-5.0 Lawn Mower<\/h2>\n

The table below presents the complete set of verified operating parameters for the 9GS-5.0 double-acting sickle bar lawn mower<\/strong>. These figures were recorded under controlled field-testing conditions and reflect the standard production configuration shipped from our facility. Whether you are evaluating tractor compatibility, estimating daily productivity targets, or planning container shipments, the data here provides a solid reference for purchasing decisions.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
N\u00e3o.<\/th>\nParameter Category<\/th>\nUnidade<\/th>\nEspecifica\u00e7\u00e3o<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\nStructural Form<\/td>\n\/<\/td>\nReciprocating (Double-Acting)<\/td>\n<\/tr>\n
2<\/td>\nTractor Linkage Configuration<\/td>\n\/<\/td>\nTrailed \/ Pull-Type<\/td>\n<\/tr>\n
3<\/td>\nModel Number<\/td>\n\/<\/td>\n9GS-5.0<\/td>\n<\/tr>\n
4<\/td>\nMatching Tractor Power Range<\/td>\nkW<\/td>\n20 \u2013 30 (Approx. 30 \u2013 50 HP)<\/td>\n<\/tr>\n
5<\/td>\nEffective Cutting Width<\/td>\nm<\/td>\n5.0<\/td>\n<\/tr>\n
6<\/td>\nOverall Dimensions (L x W x H)<\/td>\nmm<\/td>\n2800 x 5630 x 1500<\/td>\n<\/tr>\n
7<\/td>\nOptimal Working Speed<\/td>\nkm\/h<\/td>\n6 \u2013 7<\/td>\n<\/tr>\n
8<\/td>\nMain PTO Input Shaft Speed<\/td>\nr\/min<\/td>\n540<\/td>\n<\/tr>\n
9<\/td>\nSide Drive Output Speed<\/td>\nr\/min<\/td>\n1240<\/td>\n<\/tr>\n
10<\/td>\nAverage Stubble Height<\/td>\nmm<\/td>\n60 \u2013 70<\/td>\n<\/tr>\n
11<\/td>\nHourly Productivity Rate<\/td>\nha\/h<\/td>\n2.4 \u2013 2.8<\/td>\n<\/tr>\n
12<\/td>\nRequired Personnel<\/td>\nPerson<\/td>\n1 (Tractor Driver Only)<\/td>\n<\/tr>\n
13<\/td>\nTotal Structural Mass<\/td>\nkg<\/td>\n750<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\ud83d\udccc Reading the Spec Sheet: What These Numbers Mean in Practice<\/h3>\n

A 5.0-meter cutting width paired with 6-7 km\/h working speed means you can clear expansive grassland areas within tight seasonal windows. The 540 r\/min PTO input is universally available on virtually all utility and mid-range agricultural tractors, removing compatibility concerns. The internal gearbox steps this up to 1240 r\/min for the side drive, providing the high-frequency blade reciprocation needed for clean cuts across thick grass stems.<\/p>\n

\"9GD-2.5<\/p>\n

At 750 kg total weight carried on independent wheels, the mower does not interfere with tractor stability. This is an important consideration when operating on uneven ground or hillside pastures common throughout the Korean peninsula and neighboring agricultural zones. The 60-70 mm stubble height is agronomically optimized for secondary photosynthesis and rapid pasture regrowth, while keeping the cutter bar safely above soil level to avoid dirt contamination in the windrow.<\/p>\n<\/div>\n

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Key Product Highlights at a Glance<\/h2>\n

Before diving into the full technical data, here is a summary of the practical advantages that set the 9GS-5.0 towed lawn mower apart from competing single-blade and rotary alternatives. These highlights are drawn directly from the machine’s verified field performance and structural design features.<\/p>\n

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\ud83d\udd0b Low PTO Power Demand<\/p>\n

The dual reciprocating linear drive consumes far less rotational torque than rotary mechanisms. A standard 20-30 kW (30-50 HP) wheeled tractor provides ample power, helping operators reduce diesel expenditure by a significant margin compared to equivalent-width disc mowers.<\/p>\n<\/div>\n

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\u2696\ufe0f Rational Structural Design<\/p>\n

The chassis is fabricated from thick-walled, seam-welded tubular carbon steel, offering high torsional rigidity across the full 5-meter span. The well-balanced frame distributes load evenly across the independent pneumatic wheels, preventing structural flex that would cause blades to bind.<\/p>\n<\/div>\n

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\ud83d\udd04 Dual Cutter High Efficiency<\/p>\n

Both knife bars move simultaneously in opposition, doubling the effective shearing speed. This allows the tractor to maintain a comfortable 6-7 km\/h forward speed across the entire 5-meter cut without the crop choking the blade teeth, delivering 2.4 to 2.8 hectares per hour.<\/p>\n<\/div>\n

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\ud83d\udd01 Hydraulic Cutter Lift<\/p>\n

The integrated hydraulic cylinder raises and lowers the entire 5-meter cutter assembly from the tractor cab. One lever controls the lift, making obstacle avoidance, headland turns, and transport transitions fast and effortless for a single operator.<\/p>\n<\/div>\n

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\ud83d\udc64 Solo Operation Capability<\/p>\n

The 9GS-5.0 is operated entirely by the tractor driver alone. No additional ground crew is needed for mowing, lifting, or field navigation. This one-person workflow keeps labor costs down and simplifies daily scheduling across large farm operations.<\/p>\n<\/div>\n

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\ud83d\udee0\ufe0f Low Failure Rate<\/p>\n

The reciprocating mechanism contains fewer high-speed rotating components than rotary disc systems. Combined with the self-cleaning effect of the opposing blade motion, the 9GS-5.0 maintains a low mechanical failure rate across extended operating seasons, reducing unplanned downtime.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

\"9GD-2.5<\/p>\n

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How the Double-Acting Sickle Bar Mechanism Works<\/h2>\n

Understanding the working principle of this lawn mower<\/a> helps operators get the most out of it in the field. The power flow begins at the tractor PTO shaft, which rotates at 540 revolutions per minute. This rotational energy enters the mower through a standard splined coupling and is fed into a sealed primary gearbox mounted on the implement frame. Inside the gearbox, precision-forged gear pairs step the speed up to 1240 r\/min, which is the operating frequency needed to drive the twin pitman assemblies at the correct reciprocation rate.<\/p>\n

\u2699\ufe0f Power Transmission and Blade Drive<\/h3>\n

From the gearbox output, the high-speed rotary motion is transmitted through heavy-duty industrial drive belts to a pair of eccentric crank wheels, one for each knife bar. The eccentric cranks convert rotation into linear reciprocating motion through connecting pitman arms. The upper and lower knife bars are driven in exact opposition: when the upper bar moves left, the lower bar moves right at the same speed and amplitude. This opposing movement creates a continuous scissor-like cutting action across the entire 5-meter width. Grass stems entering the blade zone are caught between the two moving serrated edges and severed cleanly, rather than being bent or torn against a fixed guard plate.<\/p>\n

\ud83d\udd04 Vibration Cancellation Through Opposing Blade Motion<\/h3>\n

In a conventional single-bar sickle mower, one blade reciprocates while the other remains stationary. Each stroke generates a lateral inertial force that transmits directly into the frame, the drawbar, and ultimately the tractor chassis. Over thousands of operating hours, this repetitive stress leads to cracked welds, loosened bolts, and accelerated fatigue in both the implement and the tractor rear structure.<\/p>\n

The 9GS-5.0 eliminates this problem at the source. Because the two knife bars carry equal mass and move at equal speed in opposite directions, their inertial forces cancel one another out. The net lateral vibration at the drawbar drops close to zero, extending the working life of the mower frame and reducing operator fatigue during long harvest days.<\/p>\n

\ud83d\udd01 Hydraulic Lift Control<\/h3>\n

A single-acting hydraulic cylinder, connected to the tractor rear remote valve, controls the vertical position of the entire cutter bar assembly. Pressurizing the circuit raises the 5-meter wingspan clear of the ground, and releasing the valve allows gravity to gently lower it back into the working position. This gives the operator instant control over obstacle clearance, headland turns, and the transition between transport and field-working modes. Only a single-acting valve is required, making this lawn mower compatible with even the most basic hydraulic systems found on older utility tractors.<\/p>\n<\/div>\n

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Choosing the Right Lawn Mower: Sickle Bar vs Electric and Rotary Options<\/h2>\n

With so many types of mowing equipment available today, from compact electric lawn mower units designed for residential gardens to massive tractor-mounted rotary setups, selecting the right tool for the job requires careful matching of machine capability to land area, terrain conditions, and crop type. The 9GS-5.0 double-acting sickle bar lawn mower occupies a very specific and valuable position in this spectrum. It is built for open-field forage and pasture operations where coverage area is measured in hectares rather than square meters, and where the quality of the cut directly affects the downstream value of the harvested material.<\/p>\n

\"9GD-2.5<\/p>\n

\ud83c\udf31 Electric Lawn Mower: Strengths and Limitations<\/h3>\n

A typical electric lawn mower excels at maintaining residential or small commercial turf to a uniform aesthetic height. These battery-powered or corded machines are lightweight, quiet, and emission-free at the point of use, which makes them well-suited for suburban lawns, park maintenance, and sports field touch-ups. However, an electric lawn mower is fundamentally limited by power output, battery life, and cutting width. Most consumer-grade electric models offer cutting widths between 30 and 55 centimeters, and even commercial electric mowers rarely exceed one meter. Attempting to harvest a 50-hectare forage field with such equipment would be impractical from both a time and energy standpoint. This is where PTO-driven agricultural mowers like the 9GS-5.0 become essential, covering 5.0 meters per pass while the tractor supplies continuous mechanical power through the driveshaft.<\/p>\n

\ud83d\udd28 Rotary Disc Mowers: High Speed, High Cost<\/h3>\n

Rotary disc mowers represent the other end of the commercial spectrum. These machines use high-speed spinning discs to shatter and cut vegetation rapidly. They deliver impressive forward speed and can handle rough, uneven terrain. The trade-off, however, is steep: a rotary mower covering a 5-meter width typically demands 80 to 120 horsepower, meaning a bigger tractor, higher purchase cost, and much greater fuel consumption per hectare. Beyond the economic argument, rotary action creates a pulverizing effect on the crop. For farmers growing high-value forage like alfalfa, clover, or timothy grass destined for dairy or equine feed markets, this leaf damage translates directly into reduced crude protein and lower sale prices per ton.<\/p>\n

<\/p>\n

\n\n\n\n\n\n\n\n\n\n
Metric<\/th>\n9GS-5.0 Double-Acting Sickle Bar<\/th>\nRotary \/ Disc Mower<\/th>\nElectric Lawn Mower<\/th>\n<\/tr>\n<\/thead>\n
Typical Cutting Width<\/td>\n5.0 m<\/td>\n2.0 \u2013 5.0 m<\/td>\n0.3 \u2013 1.0 m<\/td>\n<\/tr>\n
Power Requirement<\/td>\n30 \u2013 50 HP<\/td>\n80 \u2013 120+ HP<\/td>\nBattery \/ 1-5 HP equivalent<\/td>\n<\/tr>\n
Crop Leaf Preservation<\/td>\nHigh (clean scissor cut)<\/td>\nLow (rotary impact shatters leaves)<\/td>\nNot applicable (turf use)<\/td>\n<\/tr>\n
Frame Vibration<\/td>\nNear zero (opposing blades cancel)<\/td>\nLow to moderate<\/td>\nVery low<\/td>\n<\/tr>\n
Primary Use Case<\/td>\nLarge-scale forage and pasture<\/td>\nMixed terrain, high-speed mowing<\/td>\nResidential \/ small commercial turf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\ud83c\udfaf Where the Double-Acting Sickle Bar Lawn Mower Fits Best<\/h3>\n

The 9GS-5.0 sits in the practical middle ground: large-scale coverage at low power cost, with a clean cutting action that protects crop nutritional value. Korean farms managing natural grasslands, planted forage crops, or mixed livestock operations benefit from this balance. The machine covers substantial acreage each day while keeping diesel expenses and tractor wear far below what a comparable rotary setup would require. For operations that need to mow broad areas of standing grass cleanly and efficiently without investing in heavy high-horsepower equipment, the towed sickle bar lawn mower is the sensible working choice.<\/p>\n<\/div>\n

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Field Application Scenarios and Suitable Working Conditions<\/h2>\n

The 9GS-5.0 double-acting sickle bar lawn mower is designed to perform across a range of agricultural and pastoral settings, provided the terrain falls within its operational parameters. Knowing exactly where this machine performs best allows operators to get the maximum return from their investment. The following scenarios cover the primary field environments where this lawn mower delivers its strongest performance.<\/p>\n

\ud83c\udf3e Natural Prairie and Open Grassland Harvesting<\/h3>\n

Open grasslands and natural prairies represent the ideal environment for this towed lawn mower. The flat to gently rolling terrain allows the independent pneumatic wheels to track the ground surface smoothly, maintaining a consistent stubble height of 60-70 mm across the full 5-meter cut. At working speeds of 6 to 7 km\/h, a single tractor operator can cover 2.4 to 2.8 hectares per hour, making it possible to harvest large tracts within tight seasonal windows. In Korea, this applies to the broad pastoral areas found across Gangwon-do and the highland grazing zones of Jeju Island, where natural grasses and improved pastures support beef cattle and horse farming operations. The low power requirement means that even older 40-50 HP tractors commonly found on these farms can pull the mower without strain.<\/p>\n

\ud83c\udf3f Planted Alfalfa and High-Protein Legume Forage<\/h3>\n

High-protein legume crops such as alfalfa, clover, and vetch demand a cutting method that preserves the delicate leaf matter where most of the nutritional value is concentrated. The scissor-like shearing action of the double-acting sickle bar severs stems cleanly without the violent impact that strips and shatters leaves. After cutting, the crop falls backward over the low-profile cutter bar and forms a wide, aerated swath that dries evenly under sun and wind. This method directly supports the production of premium-grade hay with high Relative Feed Value, which commands stronger prices in livestock feed markets across Korea, Japan, and the broader East Asian region.<\/p>\n

\"9GD-2.5<\/p>\n

\ud83d\udc0e Premium Equine Hay Production<\/h3>\n

Equine digestive systems require dust-free, exceptionally clean forage. The independent trailed chassis ensures the cutter bar never dips into the soil, keeping the harvested windrow entirely free of dirt and ash contamination. The precise 60-70 mm stubble height means the blades operate well above the soil surface, a critical factor for the horse feed market where ash content directly determines product grade and price. Timothy and orchardgrass fields benefit particularly from the clean cut, as horses are sensitive to mold spores that develop in bruised or shattered forage.<\/p>\n

\ud83c\udfde\ufe0f Large-Scale Contractor and Government Rangeland Management<\/h3>\n

Custom harvesting contractors and government rangeland management agencies often need to cover hundreds of hectares under tight schedules. The 9GS-5.0 offers these operators a cost-effective path to high daily acreage by pairing a wide 5-meter cut with modest tractor requirements. Fuel savings per hectare compared to rotary alternatives accumulate rapidly at this scale, often recovering the machine purchase cost within a single busy season. The mechanical simplicity of the reciprocating drive also means field repairs are straightforward, keeping downtime short even in remote locations far from dealer service networks.<\/p>\n<\/div>\n

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Maintenance, Seasonal Care, and Troubleshooting Guide for Your Lawn Mower<\/h2>\n

Keeping the 9GS-5.0 double-acting sickle bar lawn mower in reliable working condition over many seasons requires consistent attention to a handful of critical maintenance tasks. The reciprocating design is mechanically straightforward compared to rotary alternatives, with fewer high-speed rotating components and no disc assemblies to balance. Most routine servicing can be completed in the farmyard using standard hand tools and basic grease equipment.<\/p>\n

\ud83d\udcc5 Daily and Weekly Field Maintenance<\/h3>\n

Before each day of mowing, walk around the implement and perform the following checks:<\/p>\n