Ningbo Kaxite Sealing Materials Co., Ltd.
Ningbo Kaxite Sealing Materials Co., Ltd.
Products

Injectable Sealant Injectable Sealant

What Is Injectable Sealant?

Injectable sealant is a specialized chemical formulation designed to penetrate and fill cracks, gaps, and voids in various materials, providing a durable, waterproof, and airtight seal. It is commonly used in construction, automotive, marine, and industrial applications due to its versatility and effectiveness. Unlike surface-level sealants, injectable varieties are applied under pressure, ensuring deep penetration for long-lasting results. This product is ideal for repairing leaks, reinforcing structures, and preventing further damage from environmental factors.

Key Product Parameters of Injectable Sealant

Our injectable sealant boasts advanced parameters that ensure superior performance across multiple applications. Below is a detailed breakdown of its specifications.

Physical and Chemical Properties

  • Base Material: Polyurethane resin with additives for enhanced flexibility
  • Viscosity: 500-600 cP at 25°C, allowing easy injection without clogging
  • Curing Time: Initial set in 20-30 minutes; full cure within 24 hours at 23°C
  • Elongation at Break: Up to 400%, ensuring durability under movement
  • Shore Hardness: 50A after full cure, providing a balance of softness and strength
  • Temperature Resistance: Stable from -40°C to 80°C, suitable for extreme climates
  • Chemical Resistance: Resistant to water, oils, acids, and alkalis
  • Color: Light beige for easy visibility during application
  • Shelf Life: 12 months when stored in a cool, dry place

Performance Specifications

Parameter Value Test Standard
Adhesion Strength 2.5 MPa on concrete ASTM D4541
Tensile Strength 4.0 MPa ISO 527
Water Absorption < 5% by weight ASTM D570
UV Resistance Excellent (no degradation after 1000 hours) ASTM G154
Application Pressure Recommended 50-100 psi Manufacturer guidelines

Applications of Injectable Sealant

Injectable sealant is versatile and can be used in numerous sectors. Here are some common applications:

  • Construction: Sealing cracks in concrete foundations, walls, and floors; waterproofing basements and tunnels.
  • Automotive: Repairing leaks in radiators, fuel tanks, and body panels; sound dampening.
  • Marine: Waterproofing hulls, decks, and pipelines; preventing corrosion.
  • Industrial: Sealing joints in pipelines, machinery, and storage tanks; insulating electrical components.
  • DIY Home Use: Fixing leaks in roofs, windows, and plumbing systems.

How to Apply Injectable Sealant

Proper application ensures optimal performance. Follow these steps:

  1. Clean the surface thoroughly to remove dirt, oil, and loose particles.
  2. Drill injection holes at a 45-degree angle along the crack, spaced 6-8 inches apart.
  3. Insert injection ports into the holes and secure them.
  4. Mix the sealant components if required (for two-part systems).
  5. Load the sealant into a caulking gun or injection pump and apply at the recommended pressure.
  6. Start from the lowest point and move upward, filling until sealant emerges from adjacent ports.
  7. Allow it to cure as per the specified time before removing ports and finishing the surface.

Injectable Sealant FAQ

Q: What surfaces can injectable sealant be used on?
A: It adheres well to concrete, metal, wood, plastic, and masonry, making it suitable for diverse materials in construction and repair projects.

Q: How long does injectable sealant take to cure completely?
A: Full curing typically occurs within 24 hours at room temperature (23°C), but factors like humidity and temperature can affect this time; refer to the product datasheet for details.

Q: Is injectable sealant environmentally friendly?
A: Our formulation is solvent-free and low in VOCs (Volatile Organic Compounds), meeting environmental standards such as EPA guidelines, but always check local regulations for disposal.

Q: Can injectable sealant be painted over?
A: Yes, once fully cured, it can be painted with most common paints, though testing on a small area is recommended for compatibility.

Q: What is the shelf life of unopened injectable sealant?
A: When stored in its original container in a cool, dry place away from direct sunlight, it remains effective for up to 12 months from the manufacture date.

Q: How do I choose the right injectable sealant for my project?
A: Consider factors like the material being sealed, exposure conditions (e.g., water, chemicals, temperature), and required flexibility; our product parameters table above can guide selection.

Q: Is injectable sealant resistant to harsh chemicals?
A: Yes, it demonstrates high resistance to water, oils, acids, and alkalis, making it ideal for industrial environments where chemical exposure is common.

Q: Can injectable sealant be used for underwater applications?
A: Absolutely, it is designed to cure underwater and is often used in marine and plumbing repairs to stop leaks effectively even in submerged conditions.

Q: What safety precautions should I take when using injectable sealant?
A: Wear protective gloves and goggles to avoid skin and eye contact, ensure adequate ventilation during application, and follow the material safety data sheet (MSDS) instructions.

Q: How much injectable sealant do I need for a typical repair?
A: Coverage depends on crack width and depth; as a rough estimate, 1 liter covers approximately 10 linear feet of a 1/4-inch wide crack, but calculate based on project specifics for accuracy.

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We're well-known as one of the leading Injectable Sealant Injectable Sealant manufacturers and suppliers in China. We warmly welcome you to buy high quality Injectable Sealant Injectable Sealant made in China here from our factory. For price consultation, contact us.
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