Product Description

Dow DOWSIL™ 730 Solvent Resistant Sealant is a high-performance fluorosilicone paste specifically engineered for demanding applications where standard seals fall short. This one-component, non-slumping sealant provides exceptional resistance to moisture, extreme temperatures, oils, solvents, fuels, and swelling effects. Its reliable acetoxy cure system and robust flexibility make it ideal for bonding, sealing, repairing, and assembling components in harsh environments.

The 90 mL tube includes a convenient nozzle for precision, enabling the creation of formed-in-place gaskets or seals for irregular shapes.

Key Features:

  • Exceptional Resistance: Stands up to solvents, oils, fuels, and tough environmental conditions.
  • Wide Temperature Range: Reliable performance from -65°C to 260°C (-85°F to 500°F).
  • Non-Slumping Formula: Ideal for vertical and overhead surfaces, ensuring precise application.
  • Flexible and Durable: Forms a robust seal that resists shock and dynamic stress.
  • Acetoxy Cure System: Tack-free in just 25 minutes for faster results.
  • Solvent-Free: Safe and environmentally friendly formulation.

Typical Applications:

  • Liquid Storage Tanks: Seals seams to prevent leaks and environmental damage.
  • Aerospace & Automotive: Perfect for fuel lines, tanks, and components exposed to extreme conditions.
  • Formed-in-Place Gaskets: Customizable for irregular shapes in high-stress environments.

Technical Specifications:

  • Color: White.
  • Components: 1 part.
  • Service Temperature: -65°C to 260°C (-85°F to 500°F).
  • Tensile Strength: 300 psi.
  • Elongation: 200%.
  • Dielectric Strength: 331 V/mil.
  • Peel Strength: 15 ppi.
  • Tack-Free Time: 25 minutes.
  • Cure Time: >24 hours.
  • Specific Gravity: 1.41 @ 25°C.
  • Volume Resistivity: 2.1 x 10¹³ ohm-cm.

Why Choose Dow DOWSIL™ 730 Solvent Resistant Sealant?

With unmatched durability, flexibility, and resistance, DOWSIL™ 730 is your go-to solution for sealing and bonding in extreme environments. Its ease of use and reliable performance ensure consistent results, making it essential for industrial, aerospace, and automotive applications.


Shop Falcon Advance Products for Dow DOWSIL™ 730 Solvent Resistant Sealant! Take advantage of fast shipping, great prices, and premium products tailored to your industrial and automotive needs. Order your 90 mL tube today!

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