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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: 
P015476
MFR PN: 
314478 ...
314478 | 350851
From £33.02 excl VAT
No Stock – Lead time 26 business days from date of order confirmation
Silmid P/N: 
P018178
MFR PN: 
314849 ...
314849 | 502439
From £94.02 excl VAT
In Stock
Silmid P/N: 
CM0840081
MFR PN: 
-
£709.80 excl VAT
No Stock – Lead time 117 business days from date of order confirmation
Contains diisocyanates
Contains diisocyanates
Silmid P/N: 
901500025L
MFR PN: 
350650
£213.68 excl VAT
In Stock - 6 Available
Contains diisocyanates
Contains diisocyanates
Silmid P/N: 
92057
MFR PN: 
316444
£190.00 excl VAT
In Stock - 3 Available
Silmid P/N: 
VAR0000505
MFR PN: 
1.08789.0500 ...
1.08789.0500 | S5001B/170ML
From £8.79 excl VAT
In Stock
Silmid P/N: 
P1400505
MFR PN: 
-
£298.35 excl VAT
No Stock – Lead time 33 business days from date of order confirmation
Silmid P/N: 
P015090
MFR PN: 
5789552 ...
5789552 | 5789554
From £105.20 excl VAT
In Stock
Silmid P/N: 
P1600212
MFR PN: 
509453
£64.37 excl VAT
In Stock - 18 Available
Silmid P/N: 
P1600281
MFR PN: 
504925
£109.69 excl VAT
No Stock – Lead time 12 business days from date of order confirmation
Contains diisocyanates
Contains diisocyanates
Silmid P/N: 
PC2332
MFR PN: 
504800
£326.19 excl VAT
Available to Back Order - 12 available in 49 days
Contains diisocyanates
Contains diisocyanates
Silmid P/N: 
POLYHLP50G
MFR PN: 
542225
No Stock – Lead time 19 business days from date of order confirmation
Silmid P/N: 
PYR06511LT
MFR PN: 
354417
£56.56 excl VAT
In Stock - 2 Available
Contains diisocyanates
Contains diisocyanates
Silmid P/N: 
TRIJ45015L
MFR PN: 
-
£373.87 excl VAT
No Stock – Lead time 26 business days from date of order confirmation
Silmid P/N: 
P0180238
MFR PN: 
370216
£93.49 excl VAT
No Stock – Lead time 19 business days from date of order confirmation
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.