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SYLGARD™ 577 Primerless Silicone Adhesive with UL 94V-0 Flammability and High Tensile Strength for Electronic Sealing and Gasketing

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SYLGARD™ 577 Primerless Silicone Adhesive with UL 94V-0 Flammability and High Tensile Strength for Electronic Sealing and Gasketing
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Features
Specifications
Brand: Dowsil
Model: SYLGARD™ 577
Specifications: 500g
Category: Silicone Adhesive
Color: Gray
Mixed Viscosity: 98Pa·s
UL Flammability: 94V-0
Highlight:

Primerless Silicone Adhesive

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UL 94V-0 Electronic Sealant

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High Tensile Strength Gasketing Compound
Basic Infomation
Place of Origin: USA
Brand Name: Dowsil
Certification: TDS,SDS,Rohs,COA
Model Number: SYLGARD™ 577
Payment & Shipping Terms
Packaging Details: 500g
Delivery Time: 3-5
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability: 1000
Product Description
SYLGARD™ 577 Primerless Silicone Adhesive
A two-part gray flowable silicone adhesive designed for electronic sealing, bonding, and gasketing applications with superior performance characteristics.
Product Overview
SYLGARD™ 577 is a high-performance silicone adhesive featuring a 10:1 mix ratio, exceptional tensile strength (6.8 MPa), and UL 94 V-0 flammability rating. This primerless adhesive utilizes addition-curing technology for uniform curing without by-products, making it ideal for deep or confined sections.
Technical Specifications
Property Unit Value
One/Two-Part - Two
Color - Gray
Mix Ratio - 10:1
Mixed Viscosity Pa*s 98
Pot Life at 25°C hours 22
Tensile Strength MPa 6.8
Elongation % 224
Lap Shear Strength (Al) MPa 6.8
UL Flammability - 94V-0
Performance Characteristics
Excellent electrical insulation properties with volume resistivity of 1.3×10¹⁵ Ω*cm and dielectric strength of 19 kV/mm. With 224% elongation and Shore A 60 hardness, it effectively relieves thermal stress while maintaining superior adhesion with aluminum lap shear strength of 6.8 MPa.
Application Areas
Widely used in electronic housing sealing, substrate bonding, connector waterproofing, and gasket formation. Particularly suitable for aerospace, defense, and industrial electronics requiring high reliability and flame resistance. Meets MIL-PRF-23586F military specifications.
Industrial Application
SYLGARD™ 577 Primerless Silicone Adhesive with UL 94V-0 Flammability and High Tensile Strength for Electronic Sealing and Gasketing 0
About Our Company
Who We Are
Shenzhen Huazhisheng New Material Technology Co., Ltd. is a professional industrial adhesives and sealants supplier based in China since 2018, serving global markets including Mainland China (60%), Southeast Asia (20%), North America (10%), and Europe (10%).
Product Portfolio
We supply high-performance adhesives and sealants from global leaders including Cemedine, Dow Corning, Shin-Etsu, Araldite, and Momentive.
Quality Assurance
  • Mandatory pre-production samples approval
  • Final inspection by QC team before shipment
  • International certifications: SGS, UL, FDA, RoHS, REACH
Competitive Advantages
  • Reliable Supply: Authentic products from top manufacturers
  • Expert Support: Technical guidance for product selection
  • Global Compliance: Certifications meeting target market standards
  • Efficient Service: Customized solutions & professional support
Services Provided
Delivery: EXW/FOB/CIF; Payment: USD/EUR/CNY/HKD via T/T, L/C; Support: Technical consultation & logistics coordination
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Contact Person : ouyang
Tel : +86 13510063180
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da.oyang@sanbang68.com
+86 13510063180
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