1990 Canadian Sailcraft CS34 Shoal Draft
Sail #8268

1982 Catalina 22 Fin Keel
Sail #10506

1994 MUMM 36 ACE
Sail # 29206

Sunday, April 29, 2012

C22 Bottom

Got to the club a little after 9am, and immediately started fairing the keel.  Took several applications of epoxy bondo glass/sanding to get it decent.  Also brought the repaired rudder for fairing.

Took a while to get the keel, rudder, and bottom half decent.

Mixing up the white Interprotect was not problem.  I used a paint mixer attachment on my cordless drill.  I mixed if a 1/4 batch and was able to cover about 3/4 or the boat, including two coats on the keel.

Starboard

Port
Bottom
NOTICE on the picture above there is a groove in the keel joint.  This was done on purpose: after applying Interprotect 2000E, I will be filling the grooved keel joint with Sikaflex 15 LM.  This sealant costs $8 a tube from Bathe and McLellan and is the same colour as VC17' and will flex 70% of its dimension so the keel joint will NOT crack as the keel flexes under stress.  Otherwize this joint will crack every year and potentially let water into the keel studs.

The boat is suspened about 3" off the cradle using jack stands so that I can paint under the keel. 

Would have liked to got further, but I started with 3" foam rollers, and the epoxy quickly turnied the rollers into mush; went throught two of them.  Borrowed a tray and large roller from John and Ian; much faster, however, after about 5 minutes, the solvent in the epoxy ate through the roller and they fell apart.  Went through three borrowed rollers  before I ran out of material and got 3/4 of the boat done.  Will pickup some epoxy friendly rollers tomorrow.




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