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Proto SILCO SIL-FLEX RTX 7500

Proto SILCO SIL-FLEX RTX 7500

SIL-FLEX RTV 7500 is a one-part, low modulus, neutral-cure silicone sealant and adhesive designed for industrial and construction use. It bonds to a wide variety of substrates including PVC, glass, concrete, aluminum, wood, and more. This VOC-compliant formula delivers excellent UV stability, long-term flexibility, and is suitable for both interior and exterior applications across multiple surfaces.

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Description

SIL-FLEX RTV 7500 is a one-part, low modulus, neutral-cure silicone sealant and adhesive designed for industrial and construction use. It bonds to a wide variety of substrates including PVC, glass, concrete, aluminum, wood, and more. This VOC-compliant formula delivers excellent UV stability, long-term flexibility, and is suitable for both interior and exterior applications across multiple surfaces.

Specifications

  • Material: Neutral-cure, low modulus silicone rubber
  • Density: 1.04
  • Compressive Strength: 190 psi (tensile)
  • Service Temperature Range: -62°C to 204°C (-80°F to 400°F); intermittent up to 232°C (450°F)
  • Thermal Conductivity: Not specified
  • Water Vapor Permeability: Not specified
  • Standard Packaging: Available in Clear, White, Black, Aluminum, Almond, Bronze, Gray, Trans White (custom colors available upon request)

Features

  • Multi-surface Compatibility: Bonds to glass, metal, wood, masonry, PVC, and more
  • Movement Capability: ±50% flexibility for dynamic joints
  • Weather Resistance: UV stable with no change after 10,000 hours accelerated aging
  • Neutral Cure: Non-corrosive and low odor
  • Durability: Permanently flexible with high elongation (650%)
  • Safety & Compliance: VOC compliant (40 g/L), non-flammable
  • Water Resistance: Waterproof seal for interior and exterior use

Certifications & Compliance

  • ASTM: C920 Type S, Grade NS, Class 50
  • Federal Specifications: TT-S-00230C, TT-S-01543A
  • Military: MIL-A-46106A
  • AAMA: 808.3, 805.2, 803.3 (Type I), 802.3 (Type II)
  • UL: Recognized Component

Documents

Proto SILCO SIL-FLEX RTX 7500

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