DOW CORNING 33 Resistant O-Rings and Seals
DOW CORNING 33 is a silicone-based fluid also known as Dimethyl Silicone Fluid, Polydimethylsiloxane, or PDMS. It is a low-viscosity liquid used in a variety of industries including automotive, personal care, and textiles. It is often used as a lubricant, release agent, and antifoam additive.
When exposed to DOW CORNING 33, rubber materials may suffer from a variety of failures. These include swelling, softening, cracking, discoloration, and a decrease in flexibility and strength. In some cases, rubber may become brittle or may break down and degrade into a sticky, gummy residue. In addition, certain rubber materials may suffer from accelerated aging when exposed to DOW CORNING 33.
FKM (Viton®)
Viton ® o-rings from Marco Rubber offer excellent compatibility with a range of chemicals, oils and resist high temperatures up to 400F. Viton ® is also known as FKM made of fluoroelastomer one of the most versatile and widely used sealing materials.
V1000 FKM
- General purpose material
V1003 FKM
- General purpose material
V1007 FKM
- For higher pressure applications
Rubber Material Compatibility with DOW CORNING 33
View some of our other material compatibility ratings with DOW CORNING 33. If you don't see what you're looking for or need more guidance, our team of experienced sealing design engineers can help select the best sealing products and material for your specific application.
View Full Chemical Compatibility Guide
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