Sylgard 567 Primerless Silicone Encapsulant has been formulated specifically for equipment parts’ moisture protection, and for various materials’ bonding. Moreover this product is usually applied in the Electronics and Electrical industries to encapsulate amplifiers and high voltage resistor packs.Sylgard 567 is classified as a hazardous waste with category rating of RCRA Hazard Class (40 CFR 261) as stated in its MSDS.
Sylgard 567 Primerless Silicone Encapsulant which is manufactured by Dow is provided with two-part liquid component kits. When these two components are blended properly this substance becomes a flexible elastormer. Dow Corning 567 elastomer cures without outside constant heating regardless of its sectional thickness. This product necessitates no post curing and can be placed immediately in service succeeding the completion of the curing schedule.
Before mixing the two parts of Dow Corning Sylgard 567 it should be thoroughly checked of its physical appearance because during long period of storage, some of the filler may settle at the bottom of the containers. If this is the case, the two parts should be homogenized separately. Then part A and part B should be mixed meticulously using a weight or volume ratio of 1:1 until the encapsulant has a consistent color.
In applying Sylgard 567 Primerless Silicone Encapsulant it should be of utmost importance to follow the manufacturer’s procedures in order to obtain optimum result. The surfaces to be worked on should be prepared thoroughly by cleaning and degreasing using an appropriate solvent before the potting process. There should be extra care to make certain that all solvent is removed completely.
Before the application of the encapsulant the surfaces should be checked for air entrapment on complex and irregular surface geometry, and it is recommended for vacuuming. Should you need assistance you may contact Dow local distributor.
Way to get best adhesion result regarding Sylgard 567
The application of Sylgard 567 Primerless Silicone Encapsulant cannot obtain the best adhesion result without adhering to the company’s recommended curing time. DOW is recommending the following curing time schedules: 3 hours at 80°C, or 2 hours at 100°C, or 1 hour at 150°C.
In the course of the usage of Sylgard 567, there are times that it will experience accidental significant release or large spill, and Dow Corning is recommending the following containment and clean up procedures as follows:
- Verify the situation whether to evacuate or isolate the area in accordance to your local emergency plan.
- Use the recommended personal safety protection equipment.
- If it is a large spill, provide a dike or other suitable containment to avoid the material from spreading.
- Pump the recovered material if it is possible, and store it in proper container.
- Clean up the residual materials from spill with appropriate absorbent.
- Ensure that even small quantity of spill materials are removed so that they will not pose a slipping hazard. The final cleaning procedure should be done using steam and detergents.
- The saturated cleaning materials or absorbent should be disposed properly.
- Local, state and federal laws and regulations should be consulted in releasing and disposing of this material.
- Should you need assistance you can contact our technical expert available from our local distributor.
When there is a need to dispose Sylgard 567, as received, it is important to refer to product’s MSDS. This is classified as hazardous waste and you may use its corresponding disposal procedures. Furthermore state or local laws should also be checked with for possible additional regulatory requirements.