Cast Iron Agricultural Machinery Parts | Durable for Outdoor Farming Applications
With over 10 years of experience as an integrated manufacturing and foreign trade enterprise, we specialize in producing high-quality cast iron agricultural machinery parts. Designed for the harsh outdoor farming environment, our parts are engineered to deliver exceptional durability, dust resistance, moisture tolerance, and impact resistance—critical for ensuring reliable operation of agricultural equipment in plowing, sowing, harvesting, and irrigation scenarios. Serving global B2B clients including agricultural machinery manufacturers, farming equipment distributors, and regional farming cooperatives, we provide consistent quality backed by international certifications, professional technical support, and seamless global logistics solutions.
Why Cast Iron for Agricultural Machinery Parts?
Cast iron is the preferred material for agricultural machinery parts, perfectly matching the unique operating demands of the farming industry:
• Superior outdoor corrosion resistance: Withstands long-term exposure to soil moisture, dew, and occasional rain, avoiding rust-induced functional failures
• Strong impact resistance: Endures vibrations and collisions during field operations (e.g., plowing, harvesting)
• Excellent load-bearing capacity: Supports heavy loads of agricultural machinery components (e.g., transmission systems, chassis parts)
• High castability: Easily forms complex structures (e.g., gear boxes, bearing seats) required for agricultural machinery
• Cost-effectiveness: Balances high performance with competitive pricing, ideal for mass production of agricultural equipment
We mainly adopt high-quality cast iron grades (gray cast iron HT200/HT250, ductile iron QT450-10/QT500-7) that meet ISO material standards. Every batch of raw materials is accompanied by a full Material Test Certificate (MTC) to ensure traceability and reliability.
Standardized Production Process & Supplementary Technologies
Our production process for cast iron agricultural machinery parts is strictly standardized and visualized, ensuring consistent quality and compatibility with mainstream agricultural machinery models:
1. Certified Material Sourcing & Pre-Inspection: Raw cast iron is sourced from ISO-certified suppliers. We conduct strict chemical composition analysis and Brinell hardness testing to eliminate impurities and ensure material uniformity.
2. Precision Sand Casting: Adopt resin sand casting technology to form part blanks, ensuring accurate shaping of complex structures and reducing casting defects (e.g., sand holes, shrinkage) common in agricultural part production.
3. Heat Treatment: Normalization and tempering processes to reduce internal stress, improve material toughness (HB 170-220), and prevent deformation during field operation.
4. Precision CNC Machining: Equipped with 20+ sets of CNC lathes and milling machines to process key surfaces (mating surfaces, thread holes, shaft journals) with high precision, ensuring seamless assembly with other components.
5. Targeted Surface Treatment: Custom processes including anti-rust painting, phosphating, and black oxide treatment to enhance outdoor corrosion resistance. All treatments comply with RoHS standards.
6. Comprehensive Quality Testing: Conduct 100% dimensional inspection via Coordinate Measuring Machine (CMM), magnetic particle flaw detection for internal defects, and assembly compatibility testing. Only qualified products are allowed to leave the factory.
7. Secure Packaging & Global Shipping: Anti-collision foam + wooden crate packaging to avoid damage during long-distance transportation. Partner with DHL, FedEx, and Maersk to provide delivery to 150+ countries, with complete customs clearance documents (commercial invoice, certificate of origin, MTC).
Supplementary processes such as welding (for component assembly), dynamic balance testing (for rotating parts like shafts), and custom drilling are available to meet specific requirements of agricultural machinery manufacturers.
Agricultural-Specific Cast Iron Processing Challenges & Solutions
Based on years of experience in agricultural machinery part production, we have targeted solutions for common cast iron processing pain points in this field:
Common Challenges | Targeted Solutions | Effectiveness |
Casting sand holes affecting seal performance (e.g., hydraulic components) | Optimize resin sand formula, enhance mold compaction, and conduct 100% X-ray flaw detection for sealed components | Sealed component defect rate reduced to ≤0.4% |
Surface rust during outdoor storage and transportation | Adopt three-layer anti-rust treatment (primer + intermediate coat + topcoat) and vacuum-sealed packaging with desiccants | Corrosion resistance ≥650 hours (salt spray test) |
Machining deformation of thin-walled agricultural parts (e.g., gear boxes) | Use customized clamping fixtures to reduce machining stress, adopt "semi-finish machining → natural aging → finish machining" process | Dimensional stability maintained within ±0.01mm |
Poor assembly compatibility with agricultural machinery mainframes | Establish a database of mainstream agricultural machinery models, conduct 1:1 assembly simulation testing before delivery | Assembly qualification rate 99.99% |
Product Classification: Industry × Material × Part Type
Our cast iron agricultural machinery parts cover a full range of core components for mainstream farming equipment. Detailed classification is as follows:
Industry (Agricultural Machinery Segment) | Material Type | Part Type | Key Applications | Remarks |
Tractors | Ductile Iron QT500-7, Gray Cast Iron HT250 | Transmission Gear Boxes, Bearing Housings, Steering Knuckles | Small to medium-sized tractors for plowing and tilling | High load-bearing capacity, anti-vibration |
Harvesters | Gray Cast Iron HT250, Ductile Iron QT450-10 | Cutting Knife Holders, Conveyor Shafts, Thresher Components | Grain harvesters, corn harvesters | Wear-resistant, impact-resistant |
Irrigation Equipment | Gray Cast Iron HT200 | Irrigation Pump Bodies, Water Pipe Flanges, Valve Bodies | Agricultural centrifugal pumps, drip irrigation systems | High sealing performance, corrosion-resistant |
Seeding Machinery | Gray Cast Iron HT200 | Seeding Drill Components, Fertilizer Spreader Housings | Precision seeding machines, large-area seeding equipment | Precise dimensional tolerance, easy maintenance |
Technical Specifications & Performance Parameters
All parameters are strictly verified by our quality inspection team using calibrated equipment, ensuring compatibility with global agricultural machinery standards:
Parameter Category | Specifications | Remarks |
Machining Precision | Dimensional tolerance: ±0.01mm; Flatness: ≤0.008mm/m; Surface roughness: Ra≤1.6μm (general surfaces), Ra≤0.8μm (mating surfaces) | Verified by Coordinate Measuring Machine (CMM) |
Material Range | Gray Cast Iron: HT200, HT250; Ductile Iron: QT450-10, QT500-7; Custom cast iron grades available upon request | All materials with MTC (Material Test Certificate) |
Surface Treatment Options | Anti-rust Epoxy Painting, Phosphating, Black Oxide Treatment, Electrophoretic Coating | RoHS-compliant, suitable for outdoor agricultural environments |
Minimum/Maximum Dimensions | Minimum size: 80×50×30mm; Maximum size: 1000×800×500mm; Maximum weight: 150kg | Custom sizes available for non-standard agricultural machinery models |
Production Cycle | Standard models (≤500pcs): 10-15 workdays; Custom models (with mold adjustment): 25-40 workdays; Bulk orders (≥5000pcs): 20-30 workdays | Expedited production available for urgent orders (additional charge) |
Our Core Competencies for Global Agricultural Partners
• Professional Technical Team: 25+ professionals including 10+ senior casting engineers and 20+ CNC machining specialists with 10+ years of experience in agricultural machinery parts manufacturing. Provide English technical consultation and custom mold design for non-standard models.
• Strong Production Capacity: Annual production capacity of 500,000+ cast iron parts, supported by advanced resin sand casting lines and CNC machining workshops. Ensure on-time delivery for large-batch orders.
• Strict Quality Management System: ISO 9001:2015 and IATF 16949 certified. Implement a 5-stage quality control process (raw material, casting, heat treatment, machining, final testing) with a 99.98% product qualification rate.
• Integrated Supply Chain: Long-term cooperation with top cast iron suppliers and global logistics partners. Ensure stable material supply and cost advantage, with door-to-door shipping to 150+ countries.
• Reliable After-Sales Guarantee: 1-year warranty for all products.Provide technical drawings, inspection reports, and material certificates upon request. 24/7 English-speaking after-sales support.
Contact Us for Your Agricultural Machinery Part Needs
Whether you need standard or custom cast iron agricultural machinery parts, our team is ready to provide tailored solutions that meet your farming equipment requirements. Contact our English-speaking sales team for a free quote, technical consultation, or sample request. We look forward to becoming your trusted long-term partner in the agricultural machinery industry.
