PTFE-Rubber Composite Gasket | PTFE Flat Washer | High-Precision
Chemical-Resistant Seal
Product Description This rubber block is a GSK tested high-performance component
crafted from premium HNBR (Hydrogenated Nitrile Butadiene Rubber),
engineered for precision positioning and vibration damping in harsh
operating environments. Its custom molded rectangular
design—featuring double grooves, a central slotted hole, and
stepped edges—ensures a perfect fit for specific automotive and
industrial assemblies, while the HNBR material delivers exceptional
resistance to temperatures from -40°C to 150°C, mineral oils,
hydraulic fluids, and ozone aging. Rigorously validated under GSK
standards, it maintains structural integrity and sealing
performance under dynamic pressure and vibration, balancing
elasticity for shock absorption with structural rigidity for
precise positioning. This component is ideal for automotive engine
mounts, hydraulic valve assemblies, and industrial machinery where
reliable vibration control, oil resistance, and dimensional
accuracy are critical.
TECHNICAL PARAMETERS
| Category | Details | | Product Name | GSK Tested HNBR Rubber Block | | Part Number | 281518773 | | Material | HNBR (Hydrogenated Nitrile Butadiene Rubber), black | | Color | Black | | Core Functions | Vibration isolation, shock absorption, precision positioning, oil
resistance, anti-aging | | Design Feature | Custom molded rectangular structure with double grooves, central
slotted hole, and stepped edges for assembly fit | | Application | Automotive engine systems, hydraulic equipment, industrial
machinery, precision mechanical assemblies |
AdvantagesGSK Tested Reliability: Verified through strict GSK testing protocols to ensure
consistent dimensional accuracy, performance stability, and
durability in critical applications. Superior HNBR Material Performance: Outperforms standard NBR with enhanced oil resistance, anti-aging
properties, and temperature tolerance (-40°C to 150°C), extending
service life by 2–3 times. Custom Precision Design: Molded with double grooves, slotted hole, and stepped edges for
exact assembly alignment, eliminating fitment gaps and improving
structural stability. Dual-Function Performance: Combines vibration isolation/shock absorption with precision
positioning, reducing mechanical wear and operational noise in
dynamic systems. Harsh Environment Adaptability: Resists compression set, tearing, and chemical corrosion,
suitable for automotive engine bays and industrial hydraulic
environments.
Applications:- Positions and dampens vibration in automotive engine components,
reducing engine vibration transmission to the chassis and improving
ride comfort.
- Absorbs shock in hydraulic equipment valve blocks, minimizing wear
on metal mating parts and maintaining system pressure stability.
- Provides precision alignment and cushioning in industrial machinery
assemblies, ensuring smooth operation and reducing operational
noise.
- Seals the interface between mechanical components in oil-contact
environments, preventing fluid leakage and protecting against
contamination.
- Resists aging and fatigue in long-term dynamic operation, extending
the service life of automotive and industrial equipment.
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