Fluorine Rubber Sealing: High-temperature resistance ensures long-lasting performance.
D-Shaped Square Ring: Precise fit for reliable sealing.
Flat Design: Easy installation and maintenance.
Boxed Packaging: Secure and convenient storage.
Made in China: Reliable quality and competitive pricing.

Changsha Concrete Ming Machinery Co., Ltd. specializes in construction machinery parts, offering original and OEM components for brands like Sany and Zoomlion. Based in Changsha, China, it serves 20+ countries with over 30 employees, providing technical solutions and after-sales services. Quality is ensured through pre-production samples and final inspections, with a focus on durable, compatible spare parts for concrete pumps and excavators.







