Professional O-Ring and Oil Seal Manufacturer, Sealing Solution Supplier Since 2008.
CR504271 High - Pressure Oil Seal for Diverse Applications
High - Performance Sealing Solution for Automotive, Engineering Machinery and Industrial Equipment
The CR504271 high-pressure oil seal is a premium, reliable sealing solution engineered to meet the rigorous demands of diverse industrial and automotive applications. It delivers exceptional leak-proof performance, effectively containing lubricants and hydraulic fluids even under high-pressure conditions (up to 3Mpa)—far exceeding the capability of standard rubber seals.
Designed for versatility, it suits key components like automotive engines, transmission systems, engineering machinery hydraulic pumps, and industrial robot parts. With a broad operating temperature range (-90°C to 250°C) and compatibility with high-speed rotations (up to 30m/s), it ensures long-lasting stability, minimizes equipment downtime, and cuts maintenance costs, making it a trusted choice for boosting operational efficiency.
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1. Product Advantages
The CR504271 high-pressure oil seal, featuring a carbon steel structure, stands out as a robust, cost-effective sealing solution engineered to address leakage, instability, and short service life in demanding industrial scenarios. Its key advantages include:
Superior High-Pressure Resistance: Built with high-strength carbon steel, it withstands up to 3Mpa of pressure (100x higher than standard rubber seals’ 0.03Mpa), ensuring no lubricant or hydraulic fluid leakage even in high-load systems like hydraulic pumps or engine crankshafts.
Wide Temperature Adaptability: The carbon steel casing enhances thermal stability, allowing stable operation in extreme temperatures from -90°C to 250°C – suitable for both low-temperature industrial storage and high-heat engine compartments.
High-Speed Compatibility: Carbon steel’s rigidity prevents deformation under high rotational speeds (up to 30m/s), making it ideal for fast-moving parts such as gearbox shafts and industrial robot joints.
Durable & Cost-Effective: Carbon steel offers excellent wear and impact resistance (extending service life by 40% vs. ordinary seals) while maintaining a competitive cost, reducing long-term replacement and maintenance expenses.
Strong Environmental Resistance: The carbon steel component resists rust and corrosion in general industrial environments (with optional surface treatment for humid/chemical-exposed scenarios), ensuring consistent performance.
2. Working Principle
The CR504271 leverages its carbon steel-reinforced multi-layer structure to achieve reliable sealing, counteracting pressure, rotation, and temperature challenges:
Primary Sealing Lip: A flexible, oil-resistant elastomer lip (NBR/FKM) adheres tightly to the rotating shaft under preload, blocking fluid leakage directly.
Carbon Steel Support Layer: The carbon steel casing provides rigid reinforcement, preventing the elastomer lip from collapsing or deforming under 3Mpa high pressure – a critical advantage over flimsy rubber-only seals.
Contaminant Shield: An auxiliary lip (paired with the carbon steel frame) blocks external dust, metal shavings, and debris from entering the sealing area, protecting both the seal and internal equipment components.
Heat & Pressure Distribution: Carbon steel’s excellent thermal conductivity dissipates heat from high-speed rotation, while its structural strength evenly distributes pressure across the seal, avoiding localized wear.
3. Product Details
Every component of the CR504271 is optimized for performance, durability, and ease of use, with carbon steel as a core feature:
Material Composition:
Structural Casing: High-quality carbon steel.
Sealing Lip: Nitrile Butadiene Rubber (NBR) for general oils/lubricants; Fluorocarbon Rubber (FKM) for aggressive hydraulic fluids (customizable per application).
Dimensional Precision: CNC-machined carbon steel casing with tight tolerances (±0.02mm), ensuring a perfect fit with standard equipment grooves and eliminating installation gaps that cause leaks.
Installation-Friendly Design: Chamfered edges on the carbon steel casing prevent scratches to equipment or the seal during assembly; compatible with standard mounting dimensions for direct replacement of old seals.
Quality Testing: Each unit undergoes 24-hour pressure testing (3Mpa) and temperature cycling (-90°C to 250°C) – the carbon steel structure is inspected for deformation or cracks to meet Forever Seals’ strict quality standards.
4. Application Range
With its carbon steel durability and high-pressure performance, the CR504271 serves critical sealing needs across 5 key industries:
Automotive: Gasoline/diesel engine crankshafts, transmission systems, and differential shafts (withstanding engine vibration and high oil pressure).
Engineering Machinery: Hydraulic pump motors (excavators, loaders) and gearbox shafts (resisting heavy-load pressure and dust).
Industrial Machinery: Hydraulic pumps, gear pumps, industrial robot joints, and wind turbine transmission components (adapting to high-speed rotation and outdoor conditions).
Agricultural Machinery: Tractor transmission systems and combine harvester hydraulic lifts (tolerating field dust and temperature fluctuations).
General Heavy Industry: Compressor shafts and mining equipment hydraulic systems (relying on carbon steel’s impact resistance for harsh working environments).
5. FAQ (Frequently Asked Questions)
Q1: Is the carbon steel casing of the CR504271 rust-resistant?
A: The standard carbon steel (S45C) offers basic rust resistance for dry/indoor environments. For humid, outdoor, or chemical-exposed applications, we provide optional zinc-plated or powder-coated carbon steel versions – contact Forever Seals for customization.
Q2: Can the CR504271 replace my existing seal without modifying equipment?
A: Yes. Its carbon steel casing and overall dimensions match standard seal specifications, enabling direct replacement without adjusting mounting grooves or shafts.
Q3: What is the service life of the CR504271’s carbon steel component?
A: Under normal conditions (25°C, 1.5Mpa pressure, 15m/s rotation), the carbon steel structure remains intact for 2,000+ operating hours – the elastomer lip (not the carbon steel) is the primary wear part, and replacements are easy to install.
Q4: Does Forever Seals offer technical support for carbon steel seal maintenance?
A: Absolutely. We provide guides on inspecting the carbon steel casing for wear/corrosion, plus 24/7 technical consultation and on-site support for bulk orders to maximize seal lifespan.
6. Forever Seals – Enterprise Selling Points
Choosing the CR504271 means partnering with a brand expert in carbon steel sealing solutions. Here’s why Forever Seals stands out:
15+ Years of Carbon Steel Seal Expertise: Since 2008, we’ve specialized in designing high-pressure seals with carbon steel structures, serving 500+ clients (including Fortune 500 automotive and engineering firms).
Global Quality Certifications: All carbon steel components meet ISO 9001, IATF 16949 (automotive), and DIN 3760 (industrial seal) standards, ensuring consistency and reliability.
Customization for Carbon Steel Seals: We tailor carbon steel grades (e.g., S45C, 1045), surface treatments (zinc plating, powder coating), and elastomer materials to match your specific environment (e.g., marine, mining).
Reliable After-Sales Service: 12-month warranty on the CR504271 – if the carbon steel casing cracks or deforms due to manufacturing defects, we offer free replacement.
Sustainable Manufacturing: Our carbon steel processing uses energy-efficient machinery and recyclable materials, reducing environmental impact while maintaining performance.
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