DQ Hydraulic Backup Ring helps prevent seal extrusion and protect sealing elements in demanding hydraulic applications. Available in PA6+GF, POM, PTFE, and PEEK.
Item NO.:
DQOrder(MOQ):
50Payment:
T/TProduct Origin:
ChinaShipping Port:
Shanghai、NingboProduct Description
DQ Hydraulic Backup Ring is a supporting sealing component designed to help prevent elastomeric seals from being extruded into the clearance gap under demanding operating conditions. Installed together with primary sealing elements such as O-rings, the backup ring provides additional support and helps maintain reliable sealing performance.
DQ Backup Rings are available in PA6+GF, POM, PTFE, and PEEK, allowing the material to be selected according to the application requirements, sealing system, and operating environment. Different material options provide flexibility for hydraulic and other industrial sealing applications. With its durable construction and precise fit, the DQ backup ring helps protect the primary seal from extrusion and premature damage, contributing to longer sealing service life and more reliable equipment operation.
Technical Data
| Working Pressure | Operating Temperature | Surface speed |
| / | -200℃~+260℃ | / |
Product Advantages
Material Options
HWN Metal-Cased Hydraulic Wiper Seal features a durable metal case and single-lip design for excellent wear resistance, secure installation, and reliable dust protection.
Details
HPU Heavy Duty Hydraulic Cylinder Piston Seal is a double-acting sealing solution featuring a polyurethane seal ring, elastomer energizer, and backup rings. Designed for heavy-duty hydraulic applications requiring excellent wear resistance, anti-extrusion performance, and reliable sealing under high pressure.
Details
HRD Polyurethane U-Cup Rod Seal features a dual-lip design for excellent sealing performance, low friction, and extended service life. Ideal for hydraulic cylinders, telescopic cylinders, forklifts, construction machinery, and agricultural equipment.
Details
HWX Multi-stage Cylinder Wiper Seal helps prevent water and contaminants from entering multi-stage cylinders. Voneseals provides material development and OEM sealing solutions.
Details
HRE Hydraulic Cylinder Rod Seal features a pressure-energized PU and NBR design for excellent low-pressure sealing, wear resistance, and reliable performance in hydraulic cylinders, telescopic cylinders, rock drills, and mobile equipment.
Details
PR Single Acting Static Seal provides reliable low-pressure sealing with excellent resilience, extrusion resistance, and pressure shock resistance for demanding applications.
Details
HRN Hydraulic Breaker Rod Seal delivers excellent low-pressure sealing and outstanding pump-back oil return performance. Featuring an integrated pressure relief groove, it provides reliable sealing for hydraulic breakers, demolition equipment, and heavy-duty hydraulic systems.
Details
HWBA Mining Wiper Seal features a high-hardness PU construction, excellent scraping performance, low friction, and reliable protection against water and dust.
DetailsLeave A Message
Scan to wechat :
