We pride ourselves on tackling complex engineering challenges. Our latest achievement involves the successful manufacturing of critical components for Controllable Pitch Propellers (CPP) used in modern ships. These sophisticated parts play a crucial role in enhancing the efficiency and maneuverability of marine vessels.

[Features]
Our CPP components are at the heart of advanced ship operating systems:
● Purpose: They enable precise adjustment of propeller blade angles
● Function: By allowing variable propeller angles, these parts ensure efficient control of ship propulsion across different operating conditions
● Performance Requirements: Our components meet the highest standards of precision and durability, essential for the demanding marine environment

[Overcoming Machining Challenges]
● Achieving intricate geometries: the parts require sophisticated shapes for optimal performance
● Maintaining high accuracy throughout the manufacturing process is critical

[Machining Equipment]
● 5m CNC long bed lathe: for precise machining of extended components
● Large 5-face processing machine: enables complex shape creation with high accuracy
● CNC Horizontal boring machine: for precise internal feature machining

[Manufacturing Process]
● Initial Shaping: Rough machining using our CNC lathe
● Precision Finishing: Complex shape refinement with our 5-face processing machine
● Fine-Tuning: Delicate adjustments to the angle control mechanism, ensuring perfect operation

[Our approach to provide high quality products]
● We maintain a seamless integrated manufacturing process from start to finish
● Quality Control: Thorough checks at each stage of production ensure consistency
● We adhere strictly to design specifications, guaranteeing that each part meets exact requirements

[Applications]
Our CPP components find critical applications in:
● Operational systems for ship controllable pitch propellers
● Propulsion systems for large ocean-going vessels
● Specialized equipment for various marine industry applications


Nakagawa Inc. specializes in large-scale precision machining.
●Machining capabilities up to 14 meters in length
●Comprehensive services from material procurement to assembly
●Expertise in difficult-to-machine materials like duplex stainless steel and titanium
●Flexibility to handle small-lot production


Nakagawa Inc.
2024,Kurabemachi, Hakusan-shi, Ishikawa, Japan
Website: https://www.nakagawa-t.com