Yulong‑Anna

Yulong Seiki Technology (Zhejiang) Co., Ltd. — long-life shot sleeves, plunger tips, plunger rods, sprue bushings and sprue spreaders for cold-chamber high-pressure die-casting machines, from 125T to 16,000T.

We have been building die-casting system parts since 2007. Every component is engineered, machined, heat-treated, inspected and shipped in-house at our plant in Huzhou, China.

Why die-casting plants choose us:
• Ultra-wear-resistant shot sleeves with 2–3x longer service life
• In-house vacuum heat treatment, ion nitriding & titanium infiltration
• ISO 9001 certified · Zhejiang-Made · High-tech enterprise
• Custom sizes, MTR & hardness reports, sample testing supported

Watch our factory tours and process videos, then contact us for a quote.

🌐 https://linktr.ee/yulong.diecasting