422B Aerosol Silicone Modified Conformal Coating 42 2 B is a 1- par t , ac r y lic - silic o ne blend c o nfo r mal c oat ing t hat c ure s to a dur able, fl ex ible and sm o ot h fi nish. It is easy to apply and c an b e handle d in o nly 8 minute s. It may b e rem ove d w it h appro pr iate st r ipp er s o r so ldere d t hrough fo r repair o r rewo r k. 42 2B is designed for applic ations where both high ser vic e temperature and flexibilit y are required. It puts minimum stress on c omponents dur ing ther mal cyc ling, making it ideal for applic ations that involve a wide temperature range. It provides strong protec tion against moisture, c or rosion, fungus, dir t, dust, ther mal shoc k, shor t c irc uits, high -volt age arc ing, and st atic disc harge. Cured Properties Features and Benefits 15 Resistivity 1.2 x 10 cm C er t i fi e d U L 9 4 V- 0 (File E 20 3 0 9 4) D i e le c t r ic St rengt h 1 0 5 6 V/mil M a x imum c o nst ant ser vic e temp er ature of 20 0 C D i e le c t r ic W it hst and Vo lt age >1 500 V D i e le c t r ic C o nst ant 1 M Hz 1.99 Fluo re sc e s under U V- A li ght D is sipat i o n Fac to r 1 M Hz 0.012 E xc e llent c o r ro si o n re sist anc e G las s Tr ansit i o n Temp er ature ( T ) 29 C g CT E Pr i o r T 275 ppm / C g Ser vic e Temp er ature Rang e - 4 0 20 0 C Available Packaging Usage Parameters Cat. No. Packaging Net Vol. Net Wt. D r y T ime To H andle (1 c oat) 8 min 422B-340G Aerosol 425 mL 340 g (2 c oat s) 15 min 422B-340GCA Aerosol 425 mL 340 g M inimum Re c oat T ime 3 min Re c o mmende d Film T hic k ne s s 25 75 m 2 T he o ret ic al C over ag e 25 m 4 20 0 c m Contact Information M G C h e m ic a l s , 1210 C o r p o r a t e D r i ve Uncured Properties B u r l i n g t o n, O nt a r i o, Ca n a d a L7 L 5 R 6 V isc o sit y 25 C 6 c P Ema il: s u p p o r t m g c h em i c a ls .c o m D ensit y 0.81 g/mL Perc ent S o li ds 8.6 % P ho n e: N o r t h A me r ic a: + (1) 8 0 0 - 3 4 0 - 07 72 I nt e r n a t i o n a l: + (1) 9 0 5 - 3 31-13 9 6 She lf Li fe 5 y Eu ro p e: + (4 4)16 6 3 3 6 2 8 8 8 Calc ulate d VO C 627 g / L ISO 9001:2015 Quality Management System. Burlington, Ontario, Canada SAI Global File: 004008 02 November 2020 / Ver. 4.1 1422B Aerosol Application Instructions Cure Instructions Read t he pro duc t S DS b efo re using t his pro duc t A ll ow to dr y at ro o m temp er ature fo r 4 8 hour s, o r af ter (dow nl oadable at w w w.m gc hemic als.c o m). let t ing sit fo r 10 minute s, c ure t he c oat ing in an oven fo r 20 min 6 5 C. Recommended Preparation Storage and Handling Clean t he subst r ate w it h Iso pro py l A lc o ho l, M G 824, so t he sur fac e is f ree of oils, dust , and ot her re si due s. Sto re b et ween - 5 and 4 0 C in a in a dr y area, away f ro m sunli ght (see S DS). Spray 1. Shake t he c an vi g o rously. 2. Spr ay a te st pat ter n to ensure g o o d fl ow qualit y. 3. Tilt the board at 45 and spray a thin, even coat from a distance of 20 25 cm (8 10 in). Use spray-and- release strokes with an even motion to avoid paint buildup in one spot. Star t and end each stroke of f the sur face. 4. Wait 3 min before applying another coat, to avoid trapping solvent. 5. Rot ate t he b oard 9 0 and spr ay again to ensure g o o d c over ag e. 6. A pply addit i o nal c oat s unt il de sire d t hic k ne s s is ac hi eve d (g o to step 3). 7. Let dr y 10 min at ro o m temp er ature b efo re apply ing heat c ure. 8. Af ter use, clear the noz zle by inver ting the can and br i efl y spr ay ing unt il c lear pro p e llant c o me s out . Disclaimer T his info r mat i o n is b e li eve d to b e ac c ur ate. It is intende d fo r profe s si o nal end - user s w ho have t he sk ills re quire d to evaluate and use t he dat a pro p er ly. M .G . Chemic als Ltd. do e s not guar antee t he ac c ur acy of t he dat a and as sume s no liabilit y in c o nne c t i o n w it h damage s inc ur re d w hile using it . ISO 9001:2015 Quality Management System. Burlington, Ontario, Canada SAI Global File: 004008 02 November 2020 / Ver. 4.1 2