Customization: | Available |
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Structure: | Single End |
Pressure: | High Pressure Mechanical Seals |
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Parameter | Value/Description | Unit/Note | |
---|---|---|---|
Model | QT-Alf laval | Single/Double mechanical seal for Alf laval pump series (e.g., Ahlstar, OptiLobe) | |
Seal Type | Hygienic Single Seal (for clean fluids) / Double Seal with Barrier Fluid (for hazardous media) | Meets 3-A Sanitary Standards for food/pharma | |
Face Materials | - Primary: Silicon Carbide (SiC) - Secondary: Carbon Graphite Impregnated with PTFE |
SiC for high hardness; graphite for low-friction in sanitary applications | |
Housing Material | Stainless Steel 316L (Electropolished) | Ra ≤0.8 μm surface finish for hygienic compliance | |
Pressure Range | - Single: 0 - 1.6 - Double: 0 - 2.5 |
MPa | Double seal supports higher pressure differentials |
Shaft Diameter Range | 25 mm - 100 mm | Matches Alf laval pump shaft specifications | |
Maximum Rotational Speed | 6000 | RPM | High-speed stability for centrifugal pumps |
Temperature Range | -20°C ~ 180°C | Elastomer: EPDM (standard for food); FFKM for high-temperature sanitization | |
Leakage Rate | ≤0.5 (Single) ≤0.1 (Double) |
ml/h | Compliant with ISO 11664-1 and FDA 21 CFR Part 177 |
Media Compatibility | - Food & Beverages (milk, juice) - Pharmaceutical Liquids - Corrosive Cleaning Agents (CIP/SIP) |
ANSI 61 and EC 1935/2004 certified materials | |
Installation Type | Cartridge-Mounted (Hygienic Clamp Design) | Quick installation for CIP/SIP systems without tools | |
Elastomer Material | EPDM (FDA-compliant) / FFKM (for aggressive cleaning) | EPDM suitable for pH 2-12; FFKM for concentrated acids/alkalis | |
Standards Compliance | 3-A Sanitary Standard 6040-2018, ASME BPE, EHEDG | Certified for hygienic processes in food, dairy, and biopharmaceuticals | |
Key Features | - Smooth Surface to Prevent Product Trapping - Self-Draining Design - Steam Sterilizable (up to 180°C) |
Minimizes microbial growth and cleaning time |