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Aircraft Hardeners and Activators

Aviation Coating Hardeners - Silmid stocks curing agents and hardeners that support the cross-linking of aerospace coatings, adhesives, and resins. These products are key to achieving the desired chemical resistance, hardness, and performance longevity.

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Silmid P/N: 
P015090
MFR PN: 
5789552 ...
5789552 | 5789554
From £122.28 excl VAT
In Stock
Silmid P/N: 
VAR0002075
MFR PN: 
5789506 ...
5789506 | 5789508
From £69.44 excl VAT
In Stock
Silmid P/N: 
P1600281
MFR PN: 
504925
£114.39 excl VAT
No Stock - Standard lead time 19 business days
Contains diisocyanates
Contains diisocyanates
Silmid P/N: 
P1600212
MFR PN: 
509453
£67.13 excl VAT
No Stock - Standard lead time 26 business days
Silmid P/N: 
PC2332
MFR PN: 
504800
£340.18 excl VAT
In Stock - 5 Available
Contains diisocyanates
Contains diisocyanates
Silmid P/N: 
POLYHLP50G
MFR PN: 
542225
£4.29 excl VAT
No Stock - Standard lead time 19 business days
Silmid P/N: 
PYR06511LT
MFR PN: 
354417
£58.98 excl VAT
No Stock - Standard lead time 19 business days
Contains diisocyanates
Contains diisocyanates
Silmid P/N: 
S1023661LT
MFR PN: 
525769
£32.45 excl VAT
No Stock - Standard lead time 19 business days
Silmid P/N: 
S6613001LT
MFR PN: 
319401
£89.39 excl VAT
No Stock - Standard lead time 26 business days
Silmid P/N: 
S6614HDR5L
MFR PN: 
316808
£444.77 excl VAT
No Stock - Standard lead time 33 business days
Contains diisocyanates
Contains diisocyanates
Silmid P/N: 
VAR0000457
MFR PN: 
308301 ...
308301 | 313457
From £73.36 excl VAT
In Stock
Silmid P/N: 
TRIJ45015L
MFR PN: 
-
£373.87 excl VAT
No Stock - Standard lead time 26 business days
Silmid P/N: 
3712405
MFR PN: 
356834
£344.98 excl VAT
No Stock - Standard lead time 19 business days
Silmid P/N: 
P0180238
MFR PN: 
370216
£97.50 excl VAT
No Stock - Standard lead time 19 business days
Contains diisocyanates
Contains diisocyanates
Silmid P/N: 
P0200250
MFR PN: 
5789432
£61.61 excl VAT
In Stock - 3 Available
Contains diisocyanates
Contains diisocyanates

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For Coatings and Composites

Choose from hardeners compatible with epoxies, urethanes, and hybrid formulations used on airframes, interiors, and composite components. Many are OEM-approved and designed for precision mixing ratios. We stock the leading brands for aerospace as well as public transport, industrial, marine, and automotive applications.

Technical Resources Available

SDS and TDS are available for download. Contact Silmid to find the right product for your coating system with same-day shipping.