Custom Kalrez® Parts & Components

Expert manufacturing of custom Kalrez® perfluoroelastomer parts with 50+ years of experience. Superior chemical resistance and high-temperature performance for aerospace, semiconductor, and chemical processing applications.

Custom Kalrez® Perfluoroelastomer Components

For over five decades, McDowell & Company has specialized in manufacturing custom components using DuPont™ Kalrez® perfluoroelastomer materials. As an authorized distributor and fabricator, we combine our precision machining expertise with Kalrez’s exceptional material properties to deliver custom-engineered solutions for the most demanding applications.

Why Choose Kalrez® for Your Custom Components

Kalrez® perfluoroelastomer parts offer unmatched performance characteristics that make them ideal for extreme environments:

• Temperature resistance up to 327°C (620°F)
• Outstanding chemical resistance to over 1,800 different chemicals
• Exceptional compression set resistance
• Long-term sealing performance
• Low contamination and outgassing properties
• Superior mechanical properties

Common Custom Kalrez® Applications

Our engineering team regularly produces custom Kalrez® components for critical applications including:

• Semiconductor wafer processing seals
• Chemical processing equipment components
• Custom O-rings for extreme temperatures
• Specialized gaskets for aerospace applications
• Custom seals for ultra-high purity processes
• FDA-compliant components for pharmaceutical processing

Manufacturing Capabilities

McDowell & Company utilizes state-of-the-art CNC machining centers and precision measurement equipment to produce custom Kalrez® components to exact specifications:

• Tolerances to ±0.001 inches
• Surface finishes to 16 RMS
• Custom sizes from 0.5mm to 2000mm
• Full material traceability and lot control
• First Article Inspection reports
• Certificates of Conformance with every order

Frequently Asked Questions

What are the minimum order quantities for custom Kalrez® parts?
We can manufacture quantities as low as 1 piece for R&D projects up to thousands of pieces for production runs. We also offer blanket order capabilities to help manage inventory costs.

What industries typically use custom Kalrez® components?
Kalrez® parts are commonly used in semiconductor manufacturing, chemical processing, aerospace, pharmaceutical production, and other applications requiring exceptional chemical resistance and high-temperature performance.

How do I specify a custom Kalrez® component?
Our engineering team can work from your drawings, 3D models, or specifications. We can also assist with material grade selection and design optimization for your specific application.

What quality certifications are provided?
Every order includes First Article Inspection (FAI) reports and Certificates of Conformance (COC). We maintain full material traceability and can provide additional testing documentation as required.

Custom Kalrez® Engineering Support

Our experienced engineering team provides comprehensive support throughout your project:

• Material grade selection assistance
• Design optimization recommendations
• Prototype development
• Manufacturing feasibility analysis
• Cost optimization strategies
• Technical documentation support

Contact our sales team today to discuss your custom Kalrez® component requirements. With over 50 years of experience in precision manufacturing and O-ring distribution, we have the expertise to deliver solutions that meet your most challenging applications.