TSE3925-C is a non-corrosive, fast-drying, one-component, alcohol-type, room-temperature curing silicone adhesive sealant. This advanced formulation provides robust adhesion and sealing capabilities across diverse industrial applications. It cures into a durable, rubber-like elastomer. This material delivers exceptional performance in demanding industrial environments, ensuring long-term reliability and protection.
General Information of TSE3925-C
TSE3925-C represents a cutting-edge alcohol-type, single-component adhesive sealant. It initiates its curing process at room temperature through a reaction with atmospheric moisture. Consequently, it transforms into a resilient, rubber-like elastic body. This cured material exhibits outstanding resistance to extreme temperatures, ranging from severe cold to intense heat. Furthermore, it boasts superior weatherability and water resistance, making it ideal for outdoor or humid conditions. The formulation ensures a remarkably fast surface cure, significantly reducing processing times. Crucially, it maintains non-corrosive contact with a wide array of metals, including sensitive copper-based alloys, successfully passing stringent MIL-A-46146B corrosion tests. This product also demonstrates excellent adhesion to a broad spectrum of substrates, encompassing metals, various plastics, ceramics, and glass, providing versatile bonding solutions.
Key Features & Technical Benefits
- One-Component, Fast-Drying Alcohol Type: This simplifies application procedures, eliminating the need for mixing. It also accelerates production cycles through rapid tack-free times.
- Low Molecular Siloxane Content: This critical feature minimizes the risk of contamination in sensitive electronic assemblies. It ensures product integrity and prevents adverse effects on delicate components.
- Superior Adhesion to Diverse Substrates: TSE3925-C bonds effectively to a wide range of materials. These include metals, plastics, ceramics, and glass, offering versatile application possibilities.
- Non-Corrosive to Metals: The formulation actively protects sensitive metallic components, including copper. It consistently passes rigorous MIL-A-46146B corrosion tests, ensuring material compatibility.
- Excellent Electrical Insulation: This sealant provides high dielectric strength and volume resistivity. It is essential for protecting electronic circuits and ensuring operational safety.
- UL Recognized: Specific variants within the TSE39X series, such as TSE3995-W, hold UL94HB recognition (File No. E56745). This ensures compliance with critical safety and performance standards.
Typical Industrial Applications
This formulation is engineered for the following applications:
- Adhesion and sealing for waterproofing and airtightness in critical electrical and electronic equipment.
- Precision potting and protective coating for hybrid ICs and sensitive printed circuit boards.
- General adhesion for robust bonding of metals, glass, and various engineering plastics.
About Prostech
Prostech offers specialty materials (adhesives, tapes, thermal interface materials, insulating materials, sealants, PCB protection materials, …) along with manufacturing solutions. We proudly serve a wide range of industries and are an authorized distributor for leading global manufacturers of industrial materials and equipment. Our product range is designed to deliver customized solutions that address each customer’s unique needs.
With years of experience and a successful project history, we are confident in our ability to provide comprehensive material solutions. These solutions effectively tackle the challenges manufacturers face. To explore our full product catalog, simply click here. Our dedicated team is ready to assist with:
- Provide quotation, sample, TDS/MSDS, and technical consultation
- Testing sample quality and verifying product compatibility in our laboratory
- Customizing material formulas for special applications
- Adapting product sizes, quantities, and packaging to meet specific needs
- Offering expert advice on suitable equipment and automation processes
- Delivering technical training and on-site support for optimal product use
Moreover, Prostech ensures the safe and accurate global delivery of all materials, including “dangerous goods”, in compliance with legal regulations. For personalized technical support or to receive a quotation, please contact us today.
| Property | Value |
| Appearance | Non-flowable |
| Tack-free Time (23°C) | 5 min |
| Density (23°C) | 1.04 g/cm³ |
| Hardness (Type A) | 30 |
| Tensile Strength | 1.6 MPa |
| Elongation at Break | 350 % |
| Tensile Shear Adhesive Strength | 1.3 MPa |
| Volume Resistivity | 2.0×10¹⁵ Ω・cm |
| Dielectric Breakdown Strength | 22 kV/mm |
| Dielectric Constant (60Hz) | 2.9 |
| Dissipation Factor (60Hz) | 0.005 |
| Thermal Conductivity | 0.18 W/(m・K) |
| Low Molecular Siloxane (D3-D10) | 0.028 % |




