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1.The RockMaster Agricultural Stone Crusher provides a perfect solution for agricultural operations.

The RockMaster Agricultural Stone Crusher delivers the perfect agricultural operation solution—solving the critical issue of obstructive stones that hinder yields and machinery performance. For farmers and land developers, it turns a major workflow barrier into an asset.
Farm-focused by design, its high-speed rotor and composite hammers crush stones into fine, soil-beneficial particles—boosting permeability and nutrients without damaging topsoil. No inconsistent outputs, just targeted, efficient results.

Eco-friendly and intelligent, it balances strong power with low emissions. It adapts to soil/stone conditions, preserves the soil ecosystem, cuts maintenance time, and lets you focus on maximizing harvests.

From small farms to large projects, RockMaster enhances land value, streamlines work, and supports sustainability—your top choice for reliable, efficient stone-crushing.

2. Why RockMaster Agricultural Stone Crusher Are Indispensable for Farmland Renovation & Pasture Clearing in Korea?

Korea’s agricultural land is mostly mountainous, with scarce arable areas and widespread stony soil—key challenges for farming and grazing. Stone crushers are vital for these scenarios for three core reasons:
1. They solve inherent soil issues. Most farmland and pastures have granite rocks, volcanic fragments (common in Jeju), and gravel. These stones hinder crop root growth, damage farm machinery, and disrupt irrigation. In pastures, sharp rocks risk livestock hoof injuries and limit forage. Crushers efficiently break down stones up to 50cm, eliminating these barriers directly.
2. They improve land use and productivity. With limited cultivable land, maximizing existing plots is critical. For farmland, crushing stones turns low-yield stony land into loose, usable soil for crops like rice and citrus. For pastures, it expands grazing area and improves forage quality. This aligns with South Korea’s push for high-standard farmland and sustainable agriculture.
3. They save time and reduce costs. Traditional stone removal is labor-intensive and slow, especially for smallholder farms and mountainous areas. Crushers streamline the process with efficient technology, cutting down on labor costs and machinery damage while meeting tight planting or grazing schedules. For South Korean farmers and livestock breeders, stone crushers are a practical tool to overcome geographical limits, optimize land use, and boost long-term profitability.

3.Why Choose our RockMaster Agricultural Stone Crusher?

Technological innovation is the cornerstone of RockMaster's core competitiveness. The equipment features a unique high-speed rotor design paired with a multi-group composite hammer structure: as the rotor rotates at high speed, it drives the hammers to deliver powerful impacts to stones. After the initial crushing stage, the materials are conveyed into the working chamber for secondary precision processing—ensuring the particle size of the final product fully complies with agricultural cultivation requirements. Notably, while guaranteeing exceptional crushing efficiency, the equipment avoids damaging the original soil ecosystem. Equipped with an eco-friendly power engine, it achieves an optimal balance between robust performance and low-carbon emissions, perfectly aligning with the development philosophy of modern green agriculture.

4.Technical Specifications of RockMaster Agricultural Stone Crusher

5.Analysis of our RockMaster Agricultural Stone Crusher advantages

Working Width & Efficiency

• RockMaster SC 250 offers a working width of 2560mm, wider than most competing products. It can cover more area in one pass, boosting operational efficiency. Even the smaller SC 200 model has a working width larger than most rivals.

Weight & Stability

• The RockMaster series weighs between 4850kg and 5250kg, providing greater stability. Especially when handling large stones, it effectively prevents equipment vibration or unstable operation, ensuring long-term reliable performance.

Maximum Crushing Diameter

• With a maximum crushing diameter of 500mm (a high level among similar products), it can handle large stones effectively, reducing downtime caused by oversized rocks.

Power Compatibility

• Its compatible power range of 280-400hp allows it to pair with various tractors. There’s no need to worry about overloading, ensuring a balance between equipment efficiency and power output.

Rotor Design

• The RockMaster series is equipped with a 700mm large-diameter rotor, which crushes hard stones more efficiently and avoids jamming during operation. Compared to the 650mm or 680mm rotors of some competitors, it delivers stronger crushing capability.

Cost Efficiency

• Although relatively heavy, RockMaster offers high operational efficiency and durability, resulting in lower long-term maintenance costs. This effectively reduces users’ maintenance expenses, making it ideal for long-term farm operations.

6.Customer Reviews and Case Studies of RockMaster Agricultural Stone Crusher

Client1 Profile:

Lee Jae-ho, Grain Farmer in Gyeongsangbuk-do

Challenges

- Tight timeline: Reclamation must be completed before the spring planting season (3 months)
- Environmental requirements: Low noise and emissions to avoid affecting nearby villages

Customer Reviews:

"My 5-hectare field in Mungyeong has been troubled by granite stones for years—they broke 2 planters and made seeding a nightmare. I tried cheap local crushers before, but they either got stuck with big stones or crushed the topsoil. RockMaster changed everything. It chews through 30cm-diameter stones easily, and the crushed particles mix with the soil perfectly, making the land softer. This year, my rice yield increased by 18%—the investment paid off in just one harvest."

Client2 Profile:

Park Mi-sun, Organic Vegetable Grower in Jeollanam-do

Customer Reviews:

"As an organic farmer, I can’t afford to damage the soil’s micro-ecosystem. RockMaster’s intelligent adjustment is a game-changer. It distinguishes between stones and clods, crushing only the hard materials without disturbing the fertile layer. The eco-friendly engine also meets our organic certification requirements—no fumes, low noise. Now I can reclaim the stony slope behind my farm for lettuce planting; it’s like gaining 1 more hectare of prime land."

7. Application Scenarios of the RockMaster Agricultural Stone Crusher

• Improvement of Stony Farmland in Eastern Mountainous Areas
• Cultivated Land Optimization on Volcanic Islands such as Jeju Island
• High - standard Farmland Renovation in Western Plains
• Gravel Cleaning in Paddy Fields in Southern Coastal Areas
• Support Operation for Agricultural Land Consolidation Projects
• Reclamation of Abandoned Farmland

8.RockMaster Agricultural Stone Crusher After-Sales Guarantee and Support System

Warranty services:

To meet long-term operational needs, we offer flexible extended warranty services. During the extended warranty period, you will enjoy the same service benefits as the original warranty, effectively reducing the maintenance costs of equipment over prolonged use.

Long-term supply of components

We are committed to the long-term supply of core components to prevent equipment from becoming idle due to parts shortages.

24x7 Service:

We provide 24-hour, round-the-clock consultation and fault reporting services. Our professionals will promptly record your issue, conduct a preliminary assessment of the cause, and offer basic handling recommendations.

Technical Training Services:

For bulk procurement clients such as planting cooperatives and agricultural enterprises, we can provide customized technical training services. The training covers equipment operation skills, common fault repairs, daily maintenance methods, and more, helping you develop a professional equipment management team.

9.About us

We are an innovation-driven professional manufacturer of pto stone crushers. Relying on more than 50 years of industry experience and in-depth understanding of customer needs, we provide high-quality crushing solutions for global users.

• ISO 9001 Quality Management System Certification
• CE Machinery Safety Certification (for EU Market)
• Grade A Certification for the Integration of Informatization and Industrialization
• SGS-Verified Manufacturer
• And other industry-recognized credentials

• CNC Machining Centers
• Laser & Plasma Cutting Systems
• Robotic Welding Cells
• Automated Assembly Lines
• Heat Treatment & Surface Finishing Systems
• Coordinate Measuring Machines (CMM) & In-Line Inspection Tools
• Digital Factory & Industrial Software Solutions
• Dynamometer Testing Stations
• Smart Warehousing & Logistics Systems

This one-stop product ecosystem allows us to support our clients' entire agricultural value chain, from land preparation to crop harvesting and livestock management.
Learn more about our story

10. Our Services

We provide full-process one-stop services from consultation and purchase to after-sales support: our professional team helps you select models accurately, and the after-sales team provides installation guidance, long-term technical support, and supply of original spare parts to ensure stable operation of the equipment.
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11.FAQ:

Q1.How to choose the right Rockmaster agricultural stone crusher model for my tractor?

A1.The SC Series PTO Stone Crusher is available in various models to match tractors with different horsepower ranges (80-280hp). Select the model based on your tractor’s horsepower. For more assistance, refer to the product manual or contact our sales team.

Q2.Is the maintenance of the SC Series PTO Stone Crusher complicated?

A2.While the SC Series PTO Stone Crusher is designed to be durable, regular maintenance is required to ensure its long-term efficient operation. We recommend checking the machine every 100 hours of use, cleaning the crushing chamber, and inspecting the hydraulic system. Additionally, regular checks for wear on the gears and blades are important to maintain optimal performance.

Q3.Is the SC Series PTO Stone Crusher compliant with European and US safety standards?

A3.Yes, the SC Series PTO Stone Crusher complies with CE certification and ISO9001 quality management system certification, ensuring it meets European and US safety and environmental standards. We also provide relevant compliance documents and certificates.

Q4.What types of soil and stone can the SC Series PTO Stone Crusher handle?

A4.The SC Series PTO Stone Crusher is designed to handle a variety of soil types, including stone-filled soil, clay, rocks, and gravel. It can crush large stones into particles that are suitable for farmland and road construction.

Q5.What terrains can the RockMaster Agricultural Stone Crusher adapt to?

A5.RockMaster Agricultural Stone Crusher is ideal for a variety of terrains, including mountainous farmland, grasslands, and flat arable land. It efficiently removes large rocks and is suitable not only for agricultural land reclamation but also for pasture clearing and road repair.

Q6.How can I get a quote for a RockMaster stone crusher?

A6.You can click the "Get a Quote" button on our website, fill out a short requirement form, and our team will contact you within 24 hours to provide a detailed quote and solution.