Customization: | Available |
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Structure: | Single End |
Pressure: | Medium Pressure Mechanical Seals |
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Parameter | Specification |
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Type | Balanced, Single Spring Cartridge Seal |
Seal Face Materials | Rotating: Tungsten Carbide (WC) / Stationary: Carbon Graphite |
Secondary Sealing Elastomer | FKM (Fluoroelastomer) Standard / EPDM Optional |
Metal Components | Stainless Steel (AISI 316L) |
Shaft Diameter Range | 25-100 mm (0.98-3.94 in) |
Pressure Range | 0-15 bar (0-218 psi) |
Temperature Range | -30°C to +180°C (-22°F to +356°F) |
Max. Surface Speed | 25 m/s (82 ft/s) |
Max. RPM | 4,500 RPM (for 50mm shaft) |
Leakage Rate | < 5 ml/hr (per API 682) |
Applications | Chemical pumps, refinery, petrochemical, high-temperature fluids |
Standards Compliance | API 682 (Type A), ISO 21049 |
Combined Materials:
Stationary Ring (Carbon/Alumina 99%/Alumina 99.5%/SiC/SSiC/TC)
Rotary Ring (Carbon/SiC/SSiC/TC)
Secondary Seal (NBR/EPDM/FKM)
Spring and Punched Parts (SS304/SS304)
Working Conditions:
Mediums: Water, oil, weak acid, weak alkali, etc.
Temperature: -20°C~180°C
Pressure: ≤1.2MPa
Speed: ≤ 16 m/Sec
Shanghai Queeny Mechanical Equipment Co., Ltd. is an advanced fluid seal design and manufacturer. Our factory is located in Ningbo, Zhejiang, China. and our sales organization is located in Shanghai. We not only provide customers with products, but also provide customers with overall solutions including services to cope with the complex and challenging working conditions encountered by customers.