Seals & Gaskets for Food & Beverage Applications
Seals in food processing must be non-toxic, non-porous, and cleanable. Materials must withstand CIP/SOP cleaning chemicals while maintaining sanitary surfaces.
Common Equipment
Dairy processing valves, beverage fillers, aseptic tanks, CIP systems
Selection Criteria
FDA compliance, 3-A certification, CIP compatibility, temperature range for pasteurization
Compliance Notes
3-A Symbol Council standards, EHEDG certification, USP Class VI for pharmaceutical grades.
Part Types
Diaphragms
Flexible membranes for pressure isolation
Expansion Joints
Flexible connections for thermal movement
Gaskets
Gaskets seal flanged connections in piping and equipment. Material selection depends on pressure, temperature, and media.
Hydraulic Seals
High-pressure seals for hydraulic cylinders
Mechanical Seals
Mechanical seals prevent leakage around rotating shafts in pumps and mixers. Use precision-lapped faces for sealing.
O-Rings
O-rings are circular seals with round cross-section. Widely used for static and dynamic sealing applications.
Oil Seals
Oil seals (lip seals) retain lubricants and exclude contaminants in rotating equipment. Feature flexible sealing lip.
Packing Seals
Compression packing for valves and pumps
Pneumatic Seals
Seals for compressed air systems
Rotary Seals
Seals for rotating shaft applications