DOWSIL™ 732 White Multi-Purpose Silicone Sealant – 300 mL (10.1 oz) Cartridge
DOWSIL 732 by DOWSIL (Dow Corning) is a professional-grade multi-purpose silicone sealant available in 300 mL (10.1 oz) Cartridge format. It is designed for use on Glass, Metal, Ceramic, Plastic surfaces, delivering long-lasting adhesion, flexibility, and environmental resistance across a wide range of industrial, commercial, and specialized applications. White in color, this product is trusted by maintenance professionals, OEM manufacturers, and engineers worldwide who demand consistent, specification-grade silicone performance in every application.
| Attribute | Detail |
|---|---|
| Manufacturer Part Number (MPN) | 1892118 |
| Brand | DOWSIL (Dow Corning) |
| Product / Model Name | DOWSIL 732 |
| Color | White |
| Package Size | 300 mL (10.1 oz) Cartridge |
| Product Type | Multi-Purpose Silicone Sealant |
| Specification | N/A |
| Compatible Substrates | Glass, Metal, Ceramic, Plastic |
Technical Information
DOWSIL 732 White provides the same proven one-part acetoxy silicone sealant performance as the clear variant, in a white color formulation preferred for applications requiring a clean, finished appearance. It is widely used for kitchen and bathroom sealing, window frame joints, and HVAC installations where a white bead blends with surrounding surfaces. The cured silicone elastomer resists moisture, temperature extremes from -65°C to +204°C, UV radiation, and ozone, ensuring long-term joint integrity in both interior and exterior applications. The 300 mL cartridge format is ideal for caulk gun application on medium to large sealing jobs.
Why Choose DOWSIL 732?
- ✅ Clean White Finish — Blends perfectly with white window frames, tiles, and fittings
- ✅ Kitchen & Bath Ready — Moisture-resistant and ideal for wet-area sealing
- ✅ UV & Weather Resistant — Maintains appearance and performance in exterior applications
- ✅ High Temp Range — Service from -65°C to +204°C continuous
- ✅ Caulk Gun Format — 300 mL cartridge for fast, efficient gun application
Frequently Asked Questions
Q: What is DOWSIL 732 White used for?
A: DOWSIL 732 White is a general-purpose one-part silicone sealant for sealing joints, gaps, and bonds in construction, HVAC, automotive, and industrial settings where a white finish is required.
Q: What is the MPN for DOWSIL 732 White 300 mL cartridge?
A: The Manufacturer Part Number (MPN) is 1892118.
Q: What is the difference between DOWSIL 732 Clear and White?
A: The performance and chemistry are the same. The only difference is color — the white version provides an aesthetically clean finish for applications such as kitchen, bathroom, and window sealing.
Q: What surfaces does DOWSIL 732 White adhere to?
A: DOWSIL 732 White adheres to glass, aluminum, stainless steel, ceramic, porcelain, most plastics, and painted surfaces. Surface should be clean and dry for best adhesion.
Q: Is DOWSIL 732 White mold and mildew resistant?
A: DOWSIL 732 itself has low susceptibility to mold growth due to its silicone chemistry. For guaranteed mold-resistance, check the product datasheet for antimicrobial variants.


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