Qingdao Ruichen Sealing Technology Co., Ltd.
Qingdao Ruichen Sealing Technology Co., Ltd.
News

News

Stay informed with Ruichen Sealing's latest product launches, case studies, and insights into hydraulic sealing technology advancements.
A 27 2025-08

A "Bidirectional Protective Shield" for Rotating Shafts - the RC2059 Rotating Shaft Combination Seal

The RC2059 rotary shaft combination seal consists of a modified, contoured sealing ring and an O-ring.
The 21 2025-08

The "Sealing Expert" for Piston Rod Movement - V-Shaped Combination Seals

The RC15 V-Shaped Combination Seal for piston rods consists of a set (of at least three) V-shaped sealing rings, a compression ring, and a support ring.
Ruichen invites you to gather at APIE2025 Asia Pacific International Intelligent Equipment and the 27th China Qingdao International Industrial Automation Technology and Equipment Exhibition18 2025-07

Ruichen invites you to gather at APIE2025 Asia Pacific International Intelligent Equipment and the 27th China Qingdao International Industrial Automation Technology and Equipment Exhibition

From July 17 to 20, 2025, APIE2025 Asia Pacific International Intelligent Equipment Expo and the 27th China Qingdao International Industrial Automation Technology and Equipment Exhibition will be held in Qingdao International Convention and Exhibition Center (Hongdao Pavilion)!
Ruichen Seal's 600MPA Water Medium Reciprocating Seal Ultra-High Pressure Seal Passed the User Test04 2025-07

Ruichen Seal's 600MPA Water Medium Reciprocating Seal Ultra-High Pressure Seal Passed the User Test

Ruichen's CSH-G15 ultra-high pressure seal has passed the user test. This seal group is used for ultra-high pressure superchargers, with a design pressure of 600MPA, an operating temperature of 140~150 degrees, a working medium of water, a piston rod diameter of 80mm, and low-frequency reciprocating motion.
Good News: Qingdao Ruichen Sealing Has Obtained Multiple Patents13 2025-06

Good News: Qingdao Ruichen Sealing Has Obtained Multiple Patents

Ruichen Seals has always focused on the research of sealing product structure and materials, and optimized product performance by adjusting mechanical structure and innovating application materials.
Qingdao Ruichen Seal Completed the CSH-X-05 PTFE Oil Seal Test11 2025-06

Qingdao Ruichen Seal Completed the CSH-X-05 PTFE Oil Seal Test

Recently, our company completed the performance test of CSH-X-05 PTFE oil seal series products.
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