In the original equipment manufacturing sector, component reliability and precise specification compliance are fundamental requirements. Our OEM Products Grey Iron and Ductile Iron Part Sand Casting Services deliver precision-engineered solutions that meet stringent automotive, industrial, and machinery manufacturer standards. We provide comprehensive casting services that combine material expertise with advanced sand casting technology to produce components with exceptional dimensional accuracy and mechanical performance.
Premium Material Selection
Our foundry utilizes both grey iron (GG15/GG20/GG25) and ductile iron (GGG40/GGG50/GGG60) to meet diverse OEM requirements:
Grey Iron Grades: Deliver excellent compression strength (600-850 MPa) and superior vibration damping characteristics
Ductile Iron Grades: Provide tensile strength of 400-600 MPa with elongation ranging from 18% to 3%
Specialized Alloys: Feature chromium, nickel, and molybdenum additions for enhanced wear and corrosion resistance
All materials undergo rigorous quality verification including spectrochemical analysis, microstructure examination, and mechanical testing to ensure compliance with ISO 185, ISO 1083, and customer-specific standards.
Advanced Sand Casting Technology
Our manufacturing employs sophisticated resin sand casting systems:
Mold Preparation
Automated molding lines with flask sizes up to 1500×1500×500 mm
3D printed sand molds for complex core geometries
Cold box and shell molding processes for superior surface finish
Real-time mold hardness and density monitoring
Casting Operations
Computer-controlled pouring systems maintaining temperatures of 1380-1450°C
In-mold inoculation ensuring consistent graphite formation
Optimized gating and feeding systems for sound castings
Controlled cooling cycles preventing internal stresses
Precision Machining Integration
Our comprehensive machining capabilities include:
CNC turning and milling centers with 4/5-axis capability
Precision boring operations maintaining tolerances within ±0.02 mm
Surface grinding achieving Ra 1.6-3.2 μm finishes
Coordinate measuring machine verification
Automated deburring and cleaning processes
Performance Characteristics
Our iron castings deliver:
Dimensional accuracy within CT6-9 grade per ISO 8062
Pressure tightness tested to 3-15 bar depending on application
Surface hardness of 170-250 HB
Excellent machinability and wear resistance
Thermal stability from -40°C to 400°C
Quality Assurance System
Each component undergoes comprehensive validation:
Ultrasonic testing for internal integrity
Magnetic particle inspection for surface defects
Dimensional verification using laser scanning
Material certification with full traceability
Performance testing under simulated conditions
Technical Applications
Our OEM services cater to multiple industries:
Automotive: brake components, engine brackets, transmission parts
Hydraulic equipment: valve bodies, pump housings, cylinder blocks
Machinery: gearboxes, bearing caps, machine tool components
Agricultural: transmission cases, implement parts, structural components
Our engineering team provides complete technical support from design optimization through production, ensuring each component meets exact OEM specifications for performance, reliability, and cost-effectiveness. By combining advanced sand casting technology with precision machining capabilities, we deliver iron castings that ensure optimal performance and extended service life across diverse industrial applications.
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