Dowsil 748 Non-Corrosive Industrial-Grade Silicone Adhesive Sealant FDA Compliant for Bonding and Sealing
Price:
160
MOQ:
1
Delivery Time:
3-5
Brand:
Dowsil
Product Description
Dowsil 748 Non-Corrosive Sealant
Industrial-grade silicone adhesive and sealant designed for bonding and sealing applications requiring non-corrosive properties and durable performance.
Product Overview
Dowsil 748 is a one-component, neutral-cure silicone adhesive and sealant that cures at room temperature upon exposure to atmospheric moisture, forming a flexible and durable rubber seal. With its non-sag paste consistency, it offers easy application and excellent adhesion to various substrates.
Technical Specifications
| Property | Test Method | Unit | Value |
|---|---|---|---|
| Color | - | - | Off-White |
| Consistency | CTM 0176 | - | Non-Slump Paste |
| Extrusion Rate | CTM 0364 | g/min | 145 |
| Tack-Free Time | CTM 0095 | min | 46 |
| Hardness, Shore A | ASTM D2240 | - | 35 |
| Tensile Strength | ASTM D412 | MPa | 1.9 |
| Elongation at Break | ASTM D412 | % | 350 |
| Dielectric Strength | ASTM D149 | kV/mm | 18.7 |
| Volume Resistivity | ASTM D257 | Ohm*cm | 7.7×10¹⁴ |
Key Features
Non-Corrosive Cure
Alkoxy cure system ensures no corrosion and low odor during curing
Alkoxy cure system ensures no corrosion and low odor during curing
Excellent Electrical Properties
High dielectric strength and volume resistivity for insulation applications
High dielectric strength and volume resistivity for insulation applications
Wide Temperature Range
Stable performance from -55°C to 177°C
Stable performance from -55°C to 177°C
Flexible & Durable
Maintains flexibility with 350% elongation at break
Maintains flexibility with 350% elongation at break
Applications
Dowsil 748 is widely used in electronics, automotive, and industrial equipment for sealing and bonding metal, glass, and engineering plastics. FDA compliance makes it suitable for food processing equipment. Common applications include:
- Gasketing and enclosure sealing
- Component bonding in HVAC systems
- Lighting and appliance manufacturing
- Industrial equipment assembly
Certifications & Standards
Compliant with FDA 177.2600 and UL 94 HB standards, ensuring safety and reliability for various industrial applications.
About Our Company
Shenzhen Huazhisheng New Material Technology Co., Ltd. is a professional industrial adhesives and sealants supplier based in China since 2018, serving global markets with reliable products and expert support.
Why Choose Us
- Reliable Supply: Authentic products from top manufacturers including Cemedine, Dow Corning, Shin-Etsu, Araldite, and Momentive
- Expert Support: Technical guidance for optimal product selection
- Global Compliance: Certifications meeting international standards (SGS, UL, FDA, RoHS, REACH)
- Quality Assurance: Mandatory pre-production samples and final inspection by QC team
- Efficient Service: Customized solutions and professional support
Our Services
Delivery Options
EXW, FOB, CIF
EXW, FOB, CIF
Payment Methods
USD, EUR, CNY, HKD via T/T, L/C
USD, EUR, CNY, HKD via T/T, L/C
Support Services
Technical consultation & logistics coordination
Technical consultation & logistics coordination
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shenzhen Huazhisheng New Material Technology Co., Ltd.
Location
101, No. 130 Fengping Road, Shitouling Industrial Zone, Wulian Village, Fenggang Town, Dongguan City, Guangdong Province, China
Contact Person
ouyang