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Polymer Additives

Norstab® 76

Technical DataSheet | Supplied by Norac

High grade calcium / zinc based heat stabilizer. It contains Ca content of 2.2% and Zn content of 4.0%. It is solid due to which some lubrication adjustments may be necessary to fine tune rheology to match specific liquid tin stabilizers. It shows to outperform in outdoor weathering applications as it matches or exceeds the stabilization performance properties of tin based stabilizers. It is specifically developed for rigid weatherable PVC profile applications. Recommended used level is 2.5 to 3.5 phr.

Norstab® 76 Product details

Product Type
Physical Form
Product Status
Applications/ Recommended for
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Norstab® 76 Properties


Value & Unit
Test Condition
Test Method
Zinc (Zn) content
xxx %
Calcium (Ca) content
xxx %

*The last time this product was checked, its availability could not be confirmed. If you have more information about its availability, please contact us.

Last edited Apr 30, 2018
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