For Caterpillar Excavator Diesel Engine 4N6859 with Supercharger Casting Services Product

In heavy construction and mining operations, Caterpillar excavators powered by the 4N6859 diesel engine demand uncompromising reliability from their supercharger systems. Our specialized casting services deliver precision-engineered supercharger components that restore and enhance the performance of these critical power plants. Through advanced metallurgical solutions and manufacturing excellence, we provide replacement parts that meet or exceed OEM specifications while offering improved durability in demanding working conditions.

High-Performance Material Specifications
We employ advanced alloys specifically engineered for diesel supercharger applications:

• Heat-Resistant Stainless Steels: AISI 309/310 grades maintaining structural integrity at temperatures up to 1100°C

• High-Strength Aluminum Alloys: A356-T6 and A201-T7 for housing applications requiring lightweight durability

• Ductile Iron Variants: SiMo 4.5/5.0 providing superior thermal fatigue resistance for exhaust components

• Special Superalloys: Inconel 713C and MAR-M247 for extreme temperature rotating components

All materials undergo rigorous verification including spectral analysis, mechanical testing, and microstructural examination to ensure consistent performance under severe thermal and mechanical stress conditions.

Precision Manufacturing Process
Our integrated production system ensures dimensional accuracy and metallurgical integrity:

1. Investment Casting Technology

   • Lost-wax process for complex supercharger housing geometries

   • Ceramic shell molding ensuring superior surface finish

   • Controlled solidification for optimal microstructure

2. Sand Casting Capability

   • Resin sand molding for larger housing components

   • Precision core assembly for internal air passages

   • Controlled cooling rates for consistent material properties

3. Advanced Thermal Processing

   • Solution treatment and aging for aluminum components

   • Stress relieving and normalizing for ferrous materials

   • Hot isostatic pressing for critical rotating parts

4. Precision Machining

   • CNC machining of mounting surfaces and interfaces

   • Precision boring of bearing housings and shaft connections

   • Balancing of rotating assemblies to CAT specifications

   • Surface treatment for enhanced wear resistance

Performance Advantages

• Exceptional High-Temperature Strength: Maintains dimensional stability under continuous thermal cycling

• Superior Corrosion Resistance: Withstands exposure to exhaust gases and environmental contaminants

• Optimized Airflow Characteristics: Precision-cast volutes and passages maximize supercharger efficiency

• Enhanced Fatigue Resistance: Withstands cyclic loading from engine vibrations and pressure pulses

• Perfect OEM Compatibility: Direct replacement ensuring proper fit and performance

Quality Assurance Protocol

• ISO 9001:2015 certified quality management system

• CAT specification compliance verification

• Non-destructive testing including radiography and penetrant inspection

• Dimensional validation using CMM technology

• Pressure testing of housings and cooling passages

• Complete material traceability and certification

Technical Applications

• Caterpillar 4N6859 diesel engine supercharger systems

• Mining and construction equipment maintenance

• Heavy machinery rebuild and repair operations

• Industrial power unit applications

Our engineering team provides comprehensive technical support ensuring perfect compatibility with your Caterpillar equipment requirements. We maintain complete manufacturing documentation and deliver components that restore original equipment performance while offering enhanced durability. Contact our technical specialists today to discuss your 4N6859 supercharger needs and benefit from our Caterpillar-specific casting expertise for heavy equipment diesel engine applications.