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From aircraft manufacturing to MRO, you can count on Thermosil sealants for optimum performance and reliability; in the shop, in the air, and on the bottom line.

A significant investment in technology, materials, and expertise goes into the production and maintenance of today's aircraft. Every component must provide consistent, reliable performance, and work in concert to deliver maximum efficiency, extended service life, and safe operation. At FMi Chemical, we understand this clearly. That is why we developed the Thermosil line of heat-resistant aerospace sealants. Today's Thermosil range includes the Thermosil 7000 series of abradable sealants, Thermosil 4000 potting and damping compound, and the Thermosil 3000 series of fast curing, all-purpose adhesive sealants.​ 
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​5  Reasons to choose Thermosil 

1. Certified to your specifications
FMi Chemical's ISO 9001:2015 and AS9100D quality certifications, and our Nadcap and ANAB accredited testing laboratory, ensure that Thermosil products will meet your quality and engineering specifications.

2. High quality is our standard
Thermosil products contain the highest quality ingredients available. Proprietary manufacturing processes and strict quality controls are employed to ensure consistent, reliable product performance.

3. Available when you need it
FMi Chemical offers short lead times and fast shipping, so your Thermosil products will be available when you need them.

4. Thermosil saves you money
FMi Chemical's competitive pricing, timely delivery, custom packaging, and free support for product recertification programs (where permitted) combine to help you control inventory and labor costs, in both OEM and MRO environments.

5. Excellent service and support makes your job easier
Have a question about Thermosil? Just give us a call. We are happy to help. FMi Chemical delivers the service you need so that our products deliver the results you expect.
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Nonmetallic Materials Testing
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ISO 9001:2015 and AS9100D certified  •  Nadcap accredited for nonmetallic materials testing  •  ANAB accredited per ISO/IEC 17025:2017 standards  •  LCS (Pratt & Whitney approved supplier)

© 2021 FMi Chemical, Inc. All rights reserved.
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All brand names and trademarks are the property of their respective owners. Content provided herein is intended for informational purposes only. Specifications are subject to change without notice. Contact us for product, technical, and applications assistance.