138T Hot Chamber Die Casting Machine for Bathroom faucet handle Shower Handle

Purpose-built for manufacturing high-precision zinc alloy faucet valve bodies, kitchen tap housings and bathroom mixer cartridges, this 138-ton hot chamber die casting machine delivers exceptional dimensional accuracy and uniform internal structure, ensuring tight sealing performance and reliable long-term water pressure resistance for premium sanitary ware products.

The machine adopts a newly reinforced frame structure, paired with high-strength tie bars, enlarged steel pins and thickened machine platens, which greatly improves overall rigidity and load-bearing capacity. This robust structural design delivers stronger impact resistance and better load stability during high-pressure die casting, effectively reducing mechanical vibration and mold deflection. For faucet valve body production, this translates to consistently accurate internal flow channel dimensions, precise cartridge mounting positions and uniform wall thickness, eliminating internal leakage risks and ensuring smooth assembly of every finished tap and mixer valve.

At its control core is a genuine German PLC system paired with a full-color human-machine interface touch screen, enabling precise real-time monitoring and adjustable control over injection speed and injection pressure. Advanced closed-loop control technology enables ultra-fine regulation of injection speed throughout the entire filling cycle, ensuring complete, uniform formation of intricate internal flow paths and sealing surfaces without porosity or cold shut defects. The control panel also features a built-in fault display function that quickly indicates electrical system abnormalities, helping operators resolve issues efficiently and minimize downtime, even in sustained high-temperature production environments.

The hydraulic system operates on dual-proportional control architecture to realize fully programmable multi-stage injection and low-pressure mold clamping, which protects precision valve core pins and sealing surface cavities from impact damage and extends tooling service life. All hydraulic seals are sourced from premium European or Japanese brands to ensure long-term reliable, leak-free operation. The machine is fitted with a hydraulic die height adjustment system, making mold installation and changeover faster and more convenient to save time and labor for multi-style faucet production runs. It is also equipped with an automatic pressure relief energy-saving function that effectively reduces system energy consumption during operation and minimizes unnecessary energy loss.

The clamping and die height adjustment mechanism ensures uniform stress distribution and stable mold positioning, while the injection unit with high-flow valves and a precision piston accumulator delivers accurate, consistent injection performance that adapts to various faucet valve housing mold designs. A high-efficiency oil cooling system maintains stable hydraulic temperature during extended production runs, supporting an overall service life of 15 to 20 years. An optional mold sweeping robotic arm is available for further automation upgrade.