AS280, four/six-layer, Compact Constant Pressure 28MPa, higher abrasion resistance
Applicable Specifications: Exceeds SAE 100R12, EN856 4SH, GB/T 10544 R12/4SH
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AS280, four/six-layer, Compact Constant Pressure 28MPa, higher abrasion resistance
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28MPa Compact Constant Pressure, spiral hose, AS280, higher abrasion resistance
Inner tube: oil resistant synthetic rubber
Reinforcement: four/six alternating layers of spiralled high-tensile steel wire
Cover: synthetic rubber with higher abrasion resistance
Standard: exceeds SAE 100R12
Features: 28MPa constant working pressure with compact dimensions
Temperature Range: -40°F to +250°F
Application: high pressure circuits
Media: mineral oil, glycol, water (0°C to +70°C), water-oil-emulsions
The S280 hydraulic hose is a next-generation, high-performance solution that surpasses the capabilities of traditional SAE 100R12 hoses, offering enhanced flexibility, constant pressure performance, and superior abrasion resistance. Engineered with four or six layers of high-tensile steel wire spiral reinforcement, the S280 delivers exceptional strength and durability while maintaining a compact and flexible design suitable for demanding hydraulic systems.
One of its most defining features is its constant working pressure of 28MPa (approximately 4060 psi) across all sizes. Unlike R12 hoses, whose pressure ratings decrease as diameter increases, the S280 maintains consistent pressure performance regardless of size. This constant pressure capability simplifies hydraulic system design, improves operational efficiency, and enhances safety by eliminating pressure variations across components.
The compact construction of the S280 hose makes it significantly more flexible than standard R12 hoses, enabling tighter bend radii and easier installation in confined or complex routing spaces. This ultra-flexibility reduces stress on fittings and connectors, extending system life and improving reliability in dynamic applications.
Additionally, the S280 is equipped with an advanced abrasion-resistant outer cover that provides superior protection against wear, impact, and harsh environmental conditions. Whether used in construction equipment, mining machinery, or heavy industrial systems, the hose resists damage from external friction and prolongs service life in high-vibration or abrasive settings.
Its oil- and heat-resistant synthetic rubber inner tube ensures compatibility with a wide range of hydraulic fluids, even in elevated temperature environments, further expanding its versatility.
In summary, the S280 hydraulic hose delivers constant pressure, ultra-flexibility, and enhanced abrasion resistance, outperforming SAE 100R12 hoses and setting a new standard for medium- to high-pressure hydraulic applications in rugged operating conditions.
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