CUPRIC SULFATE Resistant O-Rings and Seals

Cupric sulfate, also known as copper sulfate, is a salt commonly used as a pesticide, herbicide, and fungicide in the agricultural industry. It is also used as an additive in various paints and coatings, and its compounds are used in the production of plastics, dyes, and inks.

When exposed to cupric sulfate, rubber materials can become swollen and brittle, leading to cracking and failure. The salt can also cause discoloration and embrittlement of the rubber, resulting in surface defects and reduced flexibility. Additionally, exposure of rubber to cupric sulfate can lead to a decrease in the rubber’s tensile strength, making it more susceptible to tearing and breaking.


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.

Common Names: FKM, FPM (Europe), Fluoropolymer, Fluoroelastomer


Here are just a few of the products we have available. Buy online or submit a quote for a fast response.
Recommended Material:
V1000 FKM
Low Temp
-15 °F (-30 °C)
High Temp
400°F (205 °C)
Base Material
FKM (Viton®)
Hardness
75
Color
Black
Attributes
  • General purpose material
Datasheet
Recommended Material:
V1003 FKM
Low Temp
-15 °F (-30 °C)
High Temp
400°F (205 °C)
Base Material
FKM (Viton®)
Hardness
75
Color
Brown
Attributes
  • General purpose material
Datasheet
Recommended Material:
V1007 FKM
Low Temp
-15 °F (-30 °C)
High Temp
400°F (205 °C)
Base Material
FKM (Viton®)
Hardness
90
Color
Black
Attributes
  • For higher pressure applications
Datasheet

Rubber Material Compatibility with CUPRIC SULFATE

View some of our other material compatibility ratings with CUPRIC SULFATE. 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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