Polyurethane Seal PU 95 Shore A
XHH’s Polyurethane Seal PU 95 Shore A is a high-performance elastomeric sealing solution designed for demanding industrial environments. Made from premium polyurethane with a hardness of 95 Shore A, this seal offers exceptional wear resistance, high load capacity, and outstanding durability, making it ideal for both dynamic and static sealing applications.
Features and Benefits
- Material: Premium Polyurethane (PU)
- Hardness: 95 Shore A – Excellent balance of elasticity and toughness
- Outstanding Wear Resistance: Ideal for applications with high friction and repetitive movement
- High Load-Bearing Capability: Performs well under high-pressure environments
- Temperature Range: -40°C to +100°C (Short-term up to 120°C)
- Good Oil and Hydrocarbon Resistance
- Customizable Dimensions: Available in a wide range of sizes for OEM and aftermarket needs
- Precision Machined or Molded: Ensuring tight dimensional tolerances
Applications
- Hydraulic cylinders (piston and rod seals)
- Pneumatic systems
- Injection molding machinery
- Agricultural and construction equipment
- Material handling and automation
- Mining and heavy industry
- Valves and rotary actuators
Technical Specifications
| Property | Unlt | Value | Standard |
| Standard color | - | Red | - |
| Durometer hardness | Shore A | 94±2 | DIN 53505 |
| Durometer hardness | Shore D | 47±3 | DIN 53505 |
| Density | g/cm³ | 1.16 | DIN 53479 |
| 100% modulus | N/m㎡ | >11 | DIN 53504 |
| Elongation at break | % | >400 | DIN 53504 |
| Tensile strength | N/m㎡ | >40 | DIN 53504 |
| 70°C/24h,20% compression | % | <30 | DIN 53517 |
| 100°C/24h,20% compression | % | V<35 | DIN 53517 |
| Tear strength | N/m㎡ | >100 | DIN 53515 |
| Rebound resilience | % | >40 | DIN 53512 |
| Abrasion | mm³ | >20 | DIN 53516 |
| Minimum service temperature | ℃ | >-40 | - |
| Maximum service temperature | ℃ | +100 | - |
VRemark: All test methods and values mentioned above are corresponding to ASTM or DIN standards and have beentested on standardized plates in the laboratory. All tests are made under laboratory conditions.
Why Choose XHH Polyurethane Seals?
- In-house PU Compound Manufacturing – Ensures consistent quality
- CNC Machining & Molded Production – Suitable for both prototypes and bulk orders
- ISO-Certified Facility – Full traceability and quality control
- Short Lead Times – Fast turnaround for global B2B customers
- Customization – Shore hardness, color, shape, and dimensions tailored to your application
Frequently Asked Questions
Q1: What does 95 Shore A mean?
A: Shore A is a scale for measuring rubber hardness. 95 Shore A indicates a firm polyurethane that still offers some flexibility. It’s suitable for applications that require both durability and sealing performance.
Q2: Can this seal resist oil and hydraulic fluids?
A: Yes. PU 95A offers excellent resistance to hydraulic oil, lubricants, and many hydrocarbons.
Q3: Can I order custom sizes or colors?
A: Absolutely. Contact xhh@xhh-smartech.com for customization, including dimensions, hardness, and colors based on your application requirements.
Q4: What industries use PU 95A seals most commonly?
A: Common industries include mining, construction, heavy equipment, hydraulic systems, and automation.
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