Cleark Seals, Ltd. | Engineered Sealing Solutions

Custom Seal Design

Custom seals are individually designed and optimized for each application, insuring maximum reliability and performance. Custom seals from Clark Seals differ from standard seal designs in that they are precisely engineered for each application using an extensive 144 point evaluation process. Every operational variable is analyzed thoroughly and used to adjust and optimize critical design elements. These elements include features such as case design, beam length, flex thickness, spring position, spring tension, head height, interference, contact width, primary and secondary lip geometry, etc. Custom seals from Clark Seals take approximately 7 days to design, cost the same as standard seal designs, and last approximately 7-10 times longer.

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Custom Seal Design Capabilities

General Capabilities
O.E.M. Supplier
Custom Manufacturing
Primary Manufacturing Capabilities
Assembly
Molding (64 Machines)
Trimming (16 Machines)
Roll forming (5 Machines)
CNC Turning (4 Lathes)
Design Capabilities
Design Optimization
  • 144 Point Seal Engineering Process
  • Recommendations
  • Design for Manufacturability
Seal Types
Shaft Seals
  • Metal Cases
  • Rubber Cases
  • Garter Spring Equipped
Mechanical Seals
Bearing Seals
Materials
Stainless Steel
  • Seal Case
  • Springs
Polymers
Nitrile NBR
Saturated Nitrile HNBR
Poly Acrylic
Silicone
Fluoroelastomer
Tolerance (+/-)
±.100 in
Quality Capabilities
12 Stage Inspection & QC Process
Seal Properties
Last about 300% Longer than Average when compared to others.
Seal Characteristics
Bend Resistant
Electrical Insulating
EMI Shielding
Protects from electromagnetic (EMI) interference.
Flame Retardant
Heat Dissipating
Heat Reflective
Low Pressure
Low Temperature
High Pressure
High Temperature
Pipe
RFI Shielding
Protects from radio frequency (RFI) interference.
Ring
Universal
Wrap Around
Seal Resistances
Abrasion
Acids
Alkalis
Corrosion
Detergents
Grease
Oil
Rust
Salts
Steam
Spark
Water
Production Volume
Min (For Manufacturers)
500,000 Pieces Annually Specialty Production Shop
Prototypes
  • For Manufacturers to Test before Production Run
Low Volume
High Volume
Long R un
Short Run
Intended Application
Axels
ATV's
Bicycles
Blowers
Chassis
Compressors
Conveyors
Cranes
Crushers
Diesel Engines
Dishwashers
Drills
Elevators
Engines
Escalators
Excavators
Fans
Garbage Disposals
Gearboxes
Grinding Mills
Hoists
Lawn & Garden Equipment
Loaders
Marine Engines
Pipelines
Petroleum Refining
Power train
Screens
Sheaves
Snowmobiles
Steering
Suspension
Transmissions
Washers
Wind Turbines
Industry Focus
Agriculture
Appliance
Automotive
Construction
Heavy Duty Truck
Material Handling
Mining
Power Equipment
Oil & Gas
Recreation
Renewable Energy
Industry Standards
ANSI - American National Standards Institute
ASTM - American Society for Testing and Materials
CE - The CE mark (officially CE marking) is a mandatory conformity markon many products placed on the single market in the European Economic Area(EEA).
DOT - Department of Transportation
FDA - Food And Drug Administration
ISO - International Organization for Standardization
  • ISO 9001:2008
Mil-Spec - Military Specifications
RMA - Rubber Manufacturers Association
  • Manufacture to RMA Standards
SAE - Society of Automotive Engineers
TS - Technical Specifications, used with ISO
UL - Underwriters Laboratory
File Formats
AutoCAD (DWG)
BMP - Bit Mapped Graphics
DXF - Drawing Interchange Format, or Drawing Exchange Format
GIF - Graphics Interchange Format
JPG or JEPG - Joint Photographic Experts Group
PDF - Portable Document Format
TIFF - Tagged Image File Format

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