Coolant Expansion Tank 420-6452 for Hitachi EX400 EX450 ZAX450 ZAX500

Established in 2007, ChaoFu Machinery is a professional manufacturer of excavator parts located in Guangzhou, China. We specialize in producing high-quality components including rubber parts, hardware parts, and electrical components for large excavators.

• 18 years of industry experience in excavator parts manufacturing
• Complete production facilities with automated machinery
• Competitive pricing with direct factory savings
• Sufficient inventory for fast delivery (1-7 days)
• Professional after-sales service with 24/7 support
• OEM capabilities for custom product requirements

Our manufacturing facilities include:

• Rubber Workshop: Produces foot glue, connecting glue, water pipes, air inlet pipes, oil pipes, and chain plate glue using fully automated equipment
• Injection Molding Workshop: Features advanced automated machinery for durable, precision components
• Engine Parts Workshop: Specializes in producing splines and other engine components with semi-automatic equipment for finer workmanship

We manufacture a comprehensive range of excavator components including:

• Couplings
• Cab interiors
• Pipes and hoses
• Control levers
• Cooling system components