Hebei Jinwo Machinery Technology Co., Ltd. is one of the leading manufacturers and suppliers of ptfe pu anti-extrusion backup ring for hydraulic cylinders in China. With abundant experience, we warmly welcome you to buy bulk durable ptfe pu anti-extrusion backup ring for hydraulic cylinders in stock here from our factory. All customized products are with high quality and competitive price. Contact us for quotation.
Essential Fitment & Specs
|
Parameter |
Specifications |
|
Temperature |
-200°C to +260°C |
|
Material |
PTFE, Polyurethane (PU) |
|
Color |
White, Black, Blue |
|
Media |
Hydraulic oils, water, chemicals |
|
Speed |
Up to 2.0 m/s |
|
Working Pressure |
≤ 50 MPa (High pressure anti-extrusion) |
|
Hardness |
55-60 D (PTFE) / 93-95 A (PU) |
|
Size |
Standard and Custom Dimensions |
|
Cut Type |
Endless, V-Cut, Step Cut |
|
Function |
Prevents high-pressure seal extrusion |
Material Excellence & Features
🛡️ Designed for hydraulic cylinders, the PTFE and PU anti-extrusion backup ring provides vital structural support under extreme loads.
⚙️ Manufactured from high-grade virgin PTFE or robust polyurethane, it effectively resists high pressures and prevents gap extrusion.
🔧 This precision component bridges clearance gaps to protect primary elastomeric seals from premature damage and deformation.
📏 Available in standard and custom dimensions with multiple cut types, it ensures a secure fit across diverse industrial setups.
💡 Integrating this backup ring enhances system reliability, extends service life, and optimizes the performance of heavy-duty hydraulics.
Why Choose Us
🏭 Jinwo delivers precision industrial sealing solutions, manufacturing reliable oil seals, O-rings, and hydraulic components for global B2B clients.
📦 We maintain extensive inventory and efficient production lines to ensure stable supply chains and dependable order fulfillment worldwide.
Contact Us
WeChat: +86 13273670629
WhatsApp: +1(502) 249-5063
info@jinwoseal.com
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