Dow DOWSIL SZ-1605 Fluid is a high-performance silicone surfactant in the DOWSIL series, designed for industrial production of rigid polyurethane foam. With excellent interfacial activity and foaming regulation ability, it stabilizes the foaming system, regularizes cell structure, effectively improves foam thermal insulation and structural strength
Wide Temperature Stability - Stable performance from -40℃ to 200℃, suitable for extreme working conditions
Efficient Waterproof Sealing - IP68 moisture and corrosion resistance, isolating water vapor and medium erosion
Excellent Electrical Insulation - High volume resistivity, ensuring insulation safety of electronic components
Food-Grade Compliance - Meets FDA and NSF H1 certifications, suitable for incidental food contact scenarios
Electronic & Electrical Field - Waterproof sealing for connectors and wiring harnesses, lubrication and insulation for switch contacts
Industrial Equipment Field - Long-lasting lubrication for bearings and gears in humid/chemical environments, anti-aging for rubber and plastic parts
Food Machinery Field - Certified models for lubrication and sealing protection of food equipment
Medical Device Field - Sealing and lubrication for precision instruments, suitable for biocompatibility verification scenarios
| Brand | DOW |
| Chemical Composition | Polydimethylsiloxane (PDMS) + Silica Thickener |
| Appearance | Paste |
| NLGI Consistency Grade | Grade 2 |
| Penetration (25℃) | 265 - 295 (0.1 mm) |
| Operating Temperature Range | -40 ℃ ~ +200 ℃ |
| Volatiles (24 h / 200 ℃) | < 1.0 % |
| Dielectric Strength | > 15 kV/mm |
| Volume Resistivity | > 1 × 10¹⁵ Ω·cm |
| Waterproof Sealing Grade | IP68 |
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China