DOWSIL™ 732 Multi-Purpose Sealant - Durable RTV Silicone Adhesive

Dow Chemicial

RTV732-30Z

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DOWSIL™ 732 Multi-Purpose Sealant

Versatile one-part acetoxy RTV silicone sealant designed for industrial and general-purpose bonding applications, offering excellent adhesion and flexibility in a wide temperature range.

Key Features and Benefits

  • Wide Temperature Stability: Operates reliably from -60°C to +180°C (-76°F to +356°F), with short-term peaks up to +205°C (+401°F).
  • Flexible and Durable: Cures to a tough, flexible rubber for long-lasting performance.
  • Excellent Adhesion: Bonds effectively to materials like ABS, copper, glass, nylon, and galvanized steel.
  • Compliant with Standards: Meets MIL-A-46106 and FDA 177.2600 for safety and performance.
  • Easy Application: Non-sagging, paste-like consistency ensures effortless application on vertical or overhead surfaces.

Detailed Product Description

DOWSIL™ 732 Multi-Purpose Sealant is a high-performance, one-part acetoxy RTV silicone adhesive and sealant designed for general-purpose industrial sealing and bonding. Its non-slump, paste-like consistency makes it ideal for both horizontal and vertical applications, curing at room temperature when exposed to moisture.

This versatile sealant adheres to a wide range of substrates, including ABS, copper, glass, and nylon, ensuring reliability in demanding environments. It retains flexibility and strength across extreme temperatures, making it suitable for applications ranging from automotive and aerospace to home appliances.

Learn about the transition of DOWSIL™ from Dow Corning in our detailed blog post.

Applications

  • Sealing and bonding in general industrial applications.
  • Electrical and electronic equipment assembly.
  • Automotive, aerospace, and construction industries.
  • Appliance manufacturing and food contact applications.

Technical Specifications

  • Product Type: Adhesive/Sealant
  • Cure System: Moisture Cure, Room Temperature Cure
  • Adhesion: ABS, Copper, Glass, Nylon 6/6, Steel, Galvanized
  • Temperature Range: -60°C to +180°C (-76°F to +356°F); short peaks up to +205°C (401°F)
  • Color Options: White, Black, Clear, Aluminum
  • Tack-Free Time: 20 minutes
  • Elongation: 540%
  • Tensile Strength: 333.6 psi
  • Dielectric Strength: 548.6 volts per mil
  • Military Specification: MIL-A-46106

Available Sizes, Colors, and Part Numbers

Size Color Packaging Dow Part Number UPC
3oz (90mL) Clear Squeeze Tube 3138356 077472130085
3oz (90mL) White Squeeze Tube 3140717 077472130092
3oz (90mL) Black Squeeze Tube 2112531 077472130061
3oz (90mL) Aluminum/Gray Squeeze Tube 1891961 077472130054
4.7oz (139mL) Clear Squeeze Tube 3138348 077472130122
10.1oz (300mL) Clear Caulk Tube 1892070 077472131372
10.1oz (300mL) White Caulk Tube 1892118 077472131419
10.1oz (300mL) Black Caulk Tube 1892011 077472131327
10.1oz (300mL) Aluminum/Gray Caulk Tube 1891987 077472131297

Product Documentation


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