Compression Sheets Custom Manufacturing for Bulk OEM Export Solutions

When it comes to creating reliable, long-lasting seals in demanding industrial applications, the selection of the right gasket material is paramount. Compression Sheets, also known as compressed non-asbestos sheets or jointing sheets, are engineered to meet this critical need. These versatile materials are designed to conform to flange surfaces, fill imperfections, and maintain a leak-tight seal under compressive loads, varying temperatures, and exposure to a wide range of media. Unlike traditional asbestos-based materials, modern compression sheets offer superior safety and performance without the associated health risks. At Kaxite Sealing, we specialize in manufacturing high-performance compression sheets that set the industry standard for reliability and durability.

The core function of a compression sheet is to prevent the leakage of fluids or gases between two mating surfaces, known as flanges. This is achieved through the material's unique composition and structure. When bolts are tightened on a flange connection, the sheet is compressed. This compression causes the material to flow slightly into the microscopic irregularities of the flange faces, creating a physical barrier. Simultaneously, the internal fibers and binders within the sheet work together to resist the internal pressure of the system, thermal cycling, and chemical attack, ensuring the seal remains intact over extended service periods.

Key Advantages of Kaxite Sealing Compression Sheets

• Exceptional Sealability: Our proprietary formulations ensure excellent conformability, providing a leak-tight seal even on slightly imperfect flange surfaces.
• Wide Chemical Resistance: Engineered to withstand exposure to a vast array of media including oils, fuels, steam, water, many acids, alkalis, and solvents.
• High-Temperature & Pressure Stability: Designed to maintain sealing integrity under elevated temperatures and pressures common in industrial processes.
• Non-Asbestos & Safe: All our sheets are manufactured with certified non-asbestos materials, ensuring a safer working environment and compliance with global health regulations.
• Easy to Fabricate: Can be easily cut, punched, and fabricated into custom gasket shapes on-site with standard tools.
• Cost-Effective Solution: Offers a reliable and economical sealing solution for a wide range of standard applications, reducing downtime and maintenance costs.

In-Depth Product Parameters & Specifications

Understanding the technical specifications is crucial for selecting the correct compression sheet for your application. Kaxite Sealing offers a comprehensive range, each grade tailored for specific service conditions. Below are the detailed parameters for our core product lines.

Material Composition & Properties

Our compression sheets are composite materials typically made from:

• Reinforcing Fibers: Aramid, cellulose, glass, or mineral fibers provide tensile strength and structural integrity.
• Binders: Nitrile rubber (NBR), styrene-butadiene rubber (SBR), or other elastomers offer flexibility, recovery, and media resistance.
• Fillers & Additives: Materials like clay, carbon, or pigments are added to enhance specific properties like temperature resistance, compressibility, or color coding.

Detailed Product Specification Table

*Viton is a registered trademark of Chemours.

Standard Available Forms & Sizes

• Sheet Sizes: Standard sheets are typically 1500mm x 1500mm (59" x 59") or 1250mm x 1250mm (49" x 49"). Custom sizes are available upon request.
• Thickness: Available in a wide range from 0.5mm (0.020") up to 6.0mm (0.236"). Common stocked thicknesses are 1.5mm (1/16"), 3.0mm (1/8").
• Packaging: Sheets are supplied flat, individually labeled, and protected to prevent damage during shipping and storage.

Frequently Asked Questions (FAQ) About Compression Sheets

Q: How do I select the right compression sheet grade for my application?
A: Selection is based on three primary factors: the media being sealed, the operating temperature, and the system pressure. First, identify the chemical compatibility of the sheet grade with your media (e.g., oil, steam, acid). Second, ensure the sheet's temperature range covers both your operating and any potential excursion temperatures. Third, verify that the sheet's pressure rating exceeds your system's maximum operating pressure. Always consult the Kaxite Sealing technical datasheet or contact our engineering support for critical applications.

Q: Can Kaxite compression sheets be used on all types of flange faces?
A: They are suitable for use on raised face (RF), flat face (FF), and male-female (M-F) flanges. For optimal performance, flange surfaces should be smooth, clean, and free from deep scratches or warping. They are generally not recommended for tongue-and-groove (T&G) flanges without specific design consideration, as the groove may restrict the necessary compression and flow of the sheet material.

Q: What is the proper installation procedure for a compression sheet gasket?
A: Proper installation is critical for performance. Clean both flange faces thoroughly, removing all old gasket material and debris. Ensure the new gasket is cut to the correct size with clean edges. Do not use sealants or adhesives unless specified for a particular grade. Align the gasket carefully between the flanges. Insert and hand-tighten all bolts. Then, follow a cross-bolt tightening pattern (star pattern) in multiple incremental steps (e.g., 30%, 60%, 100% of final torque) to achieve even compression across the entire gasket face. Always refer to the equipment manufacturer's or our recommended bolt torque values.

Q: What is the difference between compression sheets and PTFE sheets?
A: While both are used for gasketing, they differ significantly. Compression sheets (like Kaxite's) are fiber-reinforced elastomeric composites. They are compressible, have good recovery, and are excellent for uneven surfaces. PTFE (Teflon) sheets are pure polymer sheets known for exceptional chemical resistance across a very broad spectrum but are prone to cold flow (creep) under load, which can lead to seal loss if not properly designed. Compression sheets often offer better sealing performance in dynamic, bolted flange applications with standard loads.

Q: How should I store Kaxite compression sheets to ensure their shelf life?
A: Store sheets in a cool, dry, and dark environment away from direct sunlight, heat sources (like radiators or steam lines), and ozone-generating equipment. Ideal storage temperature is between 10°C and 25°C (50°F - 77°F). Keep them flat and stacked horizontally to prevent curling or deformation. When stored properly under these conditions, Kaxite compression sheets typically have a shelf life of 5 years or more from the date of manufacture.

Q: Are your sheets certified as asbestos-free?
A: Absolutely. All Kaxite Sealing compression sheets are manufactured using 100% non-asbestos materials. They comply with international health and safety standards such as the EPA's Asbestos Ban and Phase-Out Rule, EU REACH regulations, and others. Certificates of Compliance (CoC) and Material Safety Data Sheets (MSDS) are available for all our products upon request.

Q: Can I get custom-colored or branded sheets for my organization?
A: Yes, Kaxite Sealing offers customization services. This includes custom sheet dimensions, thicknesses, and color coding for easy grade identification in your facility. Private labeling and branding on the sheet packaging or the protective film are also available for large-volume orders. Contact our sales team to discuss your specific requirements.