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China cork sheet supplier offering bulk wholesale solutions with free samples.

Discover the Versatility of Cork Sheet by Kaxite

For decades, professionals across industries have sought materials that offer a unique combination of performance, sustainability, and practicality. At Kaxite, we have refined this natural wonder into high-engineered Cork Sheets that meet the rigorous demands of modern applications. Our sheets are harvested from the renewable bark of the cork oak tree, ensuring an eco-friendly profile without compromising on quality or durability.

Kaxite Cork Sheet is not just a material; it's a solution. Its inherent cellular structure, comprised of millions of airtight cells filled with a gas similar to air, grants it exceptional properties unmatched by synthetic alternatives. From providing thermal and acoustic insulation to offering superior vibration damping and comfortable underfoot resilience, our cork sheets deliver multifaceted benefits. We meticulously control every step, from sourcing to processing, to ensure each sheet offers consistent density, a smooth finish, and long-lasting performance, making it the intelligent choice for architects, designers, DIY enthusiasts, and industrial engineers alike.

Why Choose Kaxite Cork Sheet?

  • Sustainable & Renewable: Harvested without harming the tree, promoting forest health and biodiversity.
  • Naturally Impervious: Resistant to moisture, mold, mildew, and pests due to suberin, a waxy substance in cork.
  • Superb Insulator: Excellent thermal and acoustic properties, reducing energy costs and noise pollution.
  • Durable & Resilient: Compresses under pressure and bounces back to its original shape, resisting permanent indentation.
  • Fire Retardant: Naturally slow to ignite and does not release toxic fumes when burning.
  • Easy to Work With: Can be easily cut, shaped, and adhered to various surfaces using standard tools.

Detailed Technical Specifications of Kaxite Cork Sheets

To ensure you select the perfect cork sheet for your project, we provide transparent and detailed technical data. Our standard product line is engineered for reliability.

Standard Physical & Mechanical Properties

  • Base Material: 100% Natural Granulated Cork Agglomerate
  • Binder: Food-Grade, Non-Toxic Polyurethane Resin
  • Cell Structure: Closed-cell, honeycomb configuration
  • Operating Temperature Range: -180°C to 120°C (-292°F to 248°F)
  • Thermal Conductivity (λ): 0.036 – 0.042 W/m·K
  • Sound Absorption Coefficient (NRC): 0.25 – 0.70 (varies with thickness and density)
  • Compression Set (after 24 hrs @ 70°C): < 10%
  • Water Vapor Diffusion Resistance (μ): > 25
  • Fire Rating: Class B (ASTM E84), Euroclass B-s2, d0

Kaxite Cork Sheet Product Range Table

Product Code Thickness Sheet Dimensions (W x L) Density Primary Applications
KX-CS-2 2 mm (0.08 in) 914 mm x 610 mm (36" x 24") 180-220 kg/m³ Crafting, gaskets, drawer liners, bulletin boards.
KX-CS-5 5 mm (0.2 in) 1000 mm x 600 mm (39.4" x 23.6") 200-240 kg/m³ Wall panels, underlayment for flooring, pin boards, table protection.
KX-CS-10 10 mm (0.4 in) 1000 mm x 500 mm (39.4" x 19.7") 220-260 kg/m³ Acoustic wall/ceiling tiles, thermal insulation for walls, yoga blocks, heavy-duty flooring underlay.
KX-CS-20 20 mm (0.8 in) 1000 mm x 500 mm (39.4" x 19.7") 240-280 kg/m³ High-performance acoustic insulation, thermal insulation for roofs/floors, industrial vibration damping pads.
KX-CS-50 50 mm (2 in) Custom sizes available 260-300 kg/m³ Industrial cold storage insulation, specialized machinery isolation, architectural acoustic treatments.

Kaxite Cork Sheet: Frequently Asked Questions

Q: How do I install Kaxite cork sheets on my wall or floor?

A: Installation is straightforward. For walls, ensure the surface is clean, dry, and flat. Use a high-quality contact adhesive or cork-specific adhesive. Apply adhesive to both the wall and the back of the cork sheet, wait for it to become tacky, then press the sheet firmly into place. For flooring underlayment, simply roll out the cork sheet with the smooth side up, butt joints tightly together, and seal seams with cork tape. The flooring (laminate, engineered wood, vinyl) is then installed directly on top.

Q: Can cork sheets be used in damp areas like bathrooms or kitchens?

A: Yes, Kaxite cork sheets have excellent resistance to moisture and mold due to their natural suberin content. For areas with direct water exposure (e.g., shower walls), it is crucial to seal the cork with multiple coats of a waterproof polyurethane or marine-grade varnish on all sides and edges after installation. For kitchen backsplashes or floors, a proper sealant will provide ample protection against spills and humidity.

Q: What is the difference between the densities you offer, and how do I choose?

A: Density directly impacts performance. Lower density (180-220 kg/m³) sheets are softer, more compressible, and ideal for crafts, bulletin boards, and light-duty padding. Medium density (220-260 kg/m³) offers a balance of resilience and insulation, perfect for wall panels and standard underlayment. High density (260-300 kg/m³) provides maximum structural integrity, load-bearing capacity, and insulation values, recommended for industrial applications, heavy traffic floors, and critical acoustic barriers. Consider the compressive load and desired insulation R-value when selecting.

Q: How do I maintain and clean a cork sheet surface?

A: Regular maintenance is simple. For unsealed cork, use a dry or slightly damp cloth to dust. Avoid excessive water. For sealed or waxed cork surfaces (like flooring), sweep or vacuum regularly. Clean with a pH-neutral cleaner diluted in water, applied with a damp mop. Never use abrasive pads, harsh chemicals, ammonia, or steam cleaners, as they can damage the sealant and the cork surface. Reapply protective sealant as needed based on traffic.

Q: Are Kaxite cork sheets environmentally friendly?

A: Absolutely. Sustainability is core to our mission at Kaxite. Our cork is sourced from responsibly managed forests where the bark regenerates every 9-12 years. The harvesting process is certified and does not harm the trees. Our manufacturing process uses non-toxic binders and aims for zero waste, with cork dust recycled into other products. Our cork sheets are biodegradable at the end of their very long life cycle and contribute to carbon sequestration.

Q: Can I paint or stain Kaxite cork sheets?

A: Yes, cork can be painted or stained to match your décor. For best results, lightly sand the surface with fine-grit sandpaper to open the pores. Apply a primer designed for porous surfaces. Once the primer is dry, use water-based acrylic paints or wood stains. We recommend testing on a small sample first. Always finish with a compatible sealant (water-based polyurethane is common) to protect the color and the cork.

Q: What is the typical lifespan of cork sheet insulation or underlayment?

A: When installed correctly and protected from extreme physical damage, Kaxite cork sheets have an exceptionally long lifespan. As an insulation or underlayment material, it can easily last 40 years or more. Cork does not degrade over time like foam-based products; it retains its cellular structure and insulating properties indefinitely. Its resilience against compression ensures it does not thin out or lose effectiveness under constant load.

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Cork Sheet

Cork Sheet

Discover Kaxite Sealing's Cork Sheet, a versatile and eco-friendly material perfect for sealing, insulation, and crafting. Made from natural cork, it offers superior durability, excellent thermal properties, and a soft texture. Ideal for DIY enthusiasts, homeowners, and gift-givers, it enhances projects and spaces with a touch of warmth. Feel the satisfaction of sustainable solutions that solve everyday sealing challenges. Stand out with its unique blend of quality and affordability—elevate your creations today!
Cork Rubber Sheet

Cork Rubber Sheet

Discover Kaxite Sealing's Cork Rubber Sheet, a versatile sealing solution for gaskets and vibration dampening. Made from premium cork and rubber, it offers superior durability and flexibility, ideal for automotive, industrial, and DIY projects. Experience reliable performance that solves leaks and noise issues, setting it apart with eco-friendly materials. Feel confident in every application—upgrade your sealing needs today!
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