WACKER CROSSLINKER 525 is a high-performance hydrogen polysiloxane crosslinker in Wacker’s CROSSLINKER series, designed for addition-curing silicone rubber systems, rich in reactive Si-H groups for efficient thermal crosslinking, with excellent substrate adhesion and low volatility, solvent-free, halogen-free and heavy metal-free.
High reactivity - Rich in Si-H groups, high crosslinking efficiency and fast curing
Excellent adhesion - Bonds firmly to glass, metal, plastic and various substrates
Low volatility - No small molecule release at high temperatures, improves product compactness and stability
Eco-friendly - Solvent-free, halogen-free and heavy metal-free, meets high-end material environmental requirements
Broad compatibility - Suitable for solvent-based and solvent-free addition-curing silicone rubber systems
Silicone rubber products - Seals, gaskets, tubes, keypads and high-performance silicone rubber parts
Electronic potting - Insulation potting and protection of electronic components and circuit boards
Coatings and release - Crosslinking curing of high-temperature anti-stick coatings and industrial release agents
Medical consumables - Safe crosslinking molding of medical silicone rubber tubes and seals
Industrial adhesives - Curing crosslinking system of high-temperature and weather-resistant silicone adhesives
| Brand | Wacker |
| Chemical Type | Hydrogen polysiloxane |
| Appearance | Colorless transparent liquid |
| Density (25℃) | 0.98-1.00 g/cm³ |
| Dynamic Viscosity (25℃) | Approx. 60-100 mPa·s |
| Flash Point | >60℃ |
| Active Hydrogen Content | Approx. 1.4-1.6 wt% |
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E-mail: wangxingqiang@ericwchem.com
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