NCS 7A-70

Excellent Chloramine Resistance

Our clients need to meet strict requirements for potability for any product or material that comes in contact with drinking water. North Coast Seal is committed to offering the best solutions for the drinking water industry, including NSF 61 certified materials like NCS 7A-70. This compound was developed to provide excellent resistance to the chloramines in our drinking water. NCS 7A-70 is in compliance with NSF/ANSI 61 and is suitable for contact with drinking water. We can mold anything out of this rubber: Let us know your needs, whether it is O-rings or custom molded seals, and we can help.

The Benefits of NCS 7A-70

A Sealing Solution for the Water Industry

The NCS 7A-70 compound offers the following characteristics and benefits:

• Polymer-based EPDM
• Peroxide cured
• Hardness 70 IRHD
• Excellent resistance to water and atmospheric agents
• Resistance to chloramines
• Excellent compression set—125°C(257°F) and 150°C(302°F)
• Range of temperature—from -45° C (-49° F) to +150° C (302° F)
• Steam resistance
• Suitable for contact with drinking water
• Fully satisfies chloramine testing requirements

Ensure Drinking Water Potability

Choose Our NCS 7A-70 Sealing Compound

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