DiversiTech, 7-4000, Silicone Sealant, Cartridge, 10.3 oz, Clear, 450 deg F

Product Overview

The DiversiTech 7-4000 Silicone Sealant is a food-grade, 100% RTV (Room Temperature Vulcanizing) silicone compound designed for professional sealing, bonding, and gasketing applications. This clear, high-performance sealant provides durable adhesion and flexibility for HVAC, refrigeration, plumbing, and industrial installations. Engineered for continuous service temperatures up to 450°F, the compound offers resistance to ultraviolet light, moisture, and thermal cycling while maintaining long-term integrity under demanding conditions.

Technical Specifications

• Manufacturer: DiversiTech Corporation
• Model Number: 7-4000
• Description: RTV Silicone Sealant – Food Grade, Clear
• Reference Number: 2012362
• Container Size: 10.3 oz (cartridge)
• Color: Clear
• Base Material: 100% RTV silicone compound
• Formulation Type: One-part, moisture-cure RTV silicone
• Temperature Rating: Continuous service up to 450°F (232°C)
• Performance Characteristics:
  • UV resistant
  • Water and weather resistant
  • Maintains flexibility after cure
  • Non-paintable surface finish
• Application Areas:
  • HVAC system sealing and gasketing
  • Plumbing and mechanical joint sealing
  • Electrical and appliance assemblies
  • Industrial fabrication requiring high-temperature resistance
• Adhesion: Bonds to metal, glass, ceramics, and most non-porous surfaces
• Cure Type: Acetoxy cure at ambient temperature and humidity
• Skin Time: Approximately 10–20 minutes at 77°F (25°C) and 50% RH
• Full Cure: 24 hours per 1/4 in thickness (typical)
• Shore Hardness: Approx. 25A after full cure
• Compliance: Food-grade formulation; conforms to FDA 21 CFR 177.2600 for incidental food contact
• Limitations: Not recommended for continuous immersion or surfaces intended for painting
• Storage: Store below 80°F in a dry environment; shelf life 12 months unopened

Summary

The DiversiTech 7-4000 Silicone Sealant is a 10.3 oz clear, food-grade RTV compound designed for professional sealing applications requiring durability, temperature resistance, and environmental stability. Rated for continuous use up to 450°F and resistant to UV and moisture, this non-paintable sealant provides long-term performance across HVAC, plumbing, and industrial systems.