I agree with all who recommend butyl tape. However, they forgot a few additional benefits.
!. It's the product used by C&C when they built our boats. 2. It's removable. 3 It's less expensive than all the other sealants. 4. A roll will last you for years. Gary S/V Kaylarah '90 C&C 37+ East Greenwich, RI, USA ~~~~~~~_/)~~~~~~ On Tue, Apr 10, 2018 at 8:15 PM, John and Maryann Read via CnC-List < cnc-list@cnc-list.com> wrote: > Butyl it is and never look back. Had similar issues of leakage and redid > all chain plates with butyl and nary a drop since then. Biggest issue is > the movement of the chain plate through the deck. When you apply the > sealant everything is at rest. When the shrouds are torqued to spec, there > is a significant upward movement of the chain plate vis a vis the deck. > Add to that the movement and cycling caused by tacking, and the upward > movement gets to be significant to the point that sealants just will not > adhere to the stainless bar. The exception is butyl but it must be > contained by the deck plate around the stainless bar. > > > > My 2 cents American > > > > John and Maryann > > Legacy III > > 1982 C&C 34 > > Noank, CT > > > > *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Ed > Dooley via CnC-List > *Sent:* Tuesday, April 10, 2018 12:11 PM > *To:* cnc-list@cnc-list.com > *Cc:* Ed Dooley > > *Subject:* Re: Stus-List Sealant for chainplates. > > > > What about Polyethers? Flexible, adheres to plastics (3M 4000UV does > anyway). > > Here’s what West Marine says about them: *Polyether:* One of the most > exposure resistant sealants, unaffected by teak oils or cleaners, > permanently flexible, and sandable. West Marine Multi-Caulk is an excellent > choice for wood, metal, or fiberglass but will attack some plastics. > However, 3M 4000UV > <https://www.westmarine.com/buy/3m--4000-uv-polyether-adhesive-sealant-white-10-oz-cartridge--3760196> > is rated as being safe for all plastics. > > Ed > > > > > > > > > > > > *From: *"Dennis C." <capt...@gmail.com> > > *Subject: Re: Stus-List Sealant for chainplates.* > > *Date: *April 10, 2018 at 10:54:56 AM EDT > > *To: *CnClist <cnc-list@cnc-list.com> > > > > In my opinion, the issue with many sealants is they "cure" or set. So a > polyurethane or silicone sets and becomes less flexible. Further, many of > those sealants do not adhere tenaciously to metal. > > > > Butyl tape, on the other hand, remains sticky and pliable for a long, long > time. That means it will flex with any movement in the hardware without > breaking the seal. > > > > I still use LifeSeal for many applications where there is little potential > for movement. But I'm switching to Butyl tape for bedding anything that > may flex. > > > > Dennis C. > > Touche' 35-1 #83 > > Mandeville, LA > > > > On Tue, Apr 10, 2018 at 9:31 AM, Nauset Beach via CnC-List < > cnc-list@cnc-list.com> wrote: > > I have to do the same thing, again. Used Lifecaulk in August, 2015 and > noticed last month one chainplate was damp, and the boat is still under its > winter cover. > > > > The Maine Sail tape seems to be the favorite bedding material of the > list. What is the “life expectancy” of a chainplate seal using this > material in the wild? For bedding hardware he shows examples of 29 years, > but the rigging / chainplate / deck interface does move [plus temperature > variations from summer to winter plus differing expansion properties] so > would guess it would take more frequent maintenance. > > > > Thanks, > > Brian > > > > > > *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Dennis > C. via CnC-List > *Sent:* Tuesday, April 10, 2018 9:02 AM > *To:* CnClist <cnc-list@cnc-list.com> > *Cc:* Dennis C. <capt...@gmail.com> > *Subject:* Re: Stus-List Sealant for chainplates. > > > > I just re-bedded Touche's chain plates with Bed-It butyl tape. > > > > http://www.pbase.com/mainecruising/butyl_tape > > > > Dennis C. > > Touche' 35-1 #83 > > Mandeville, LA > > > > On Tue, Apr 10, 2018 at 7:18 AM, Glen Eddie via CnC-List < > cnc-list@cnc-list.com> wrote: > > Can someone with a 35 mkI or II let me know the sealant used at the deck > when rebedding a chainplate. 4000? > > > > Your assistance is much appreciated. > ------------------------------ > > > > *Glen Eddie* > > Tel: 416-777-5357 > > Fax: 1-888-812-2557 > > ged...@torkinmanes.com > > VCard <http://www.torkinmanes.com/vcard.aspx?ID=glen-eddie> > > > *Torkin Manes LLP* > Barristers & Solicitors > > 151 Yonge Street, Suite 1500 > Toronto ON M5C 2W7 > torkinmanes.com <http://www.torkinmanes.com/> > > An international member of Ally Law > > This email message, and any attachments, is intended only for the named > recipient(s) above and may contain content that is privileged, confidential > and/or exempt from disclosure under applicable law. If you have received > this message in error, please notify the sender and delete this email > message. Thank you. > > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > > > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > > > > > *From: *Schiller <schil...@bloomingdalecom.net> > > *Subject: Re: Stus-List Sealant for chainplates.* > > *Date: *April 10, 2018 at 11:42:54 AM EDT > > *To: *cnc-list@cnc-list.com > > > > I wish I would have discovered butyl years ago. I traditionally used life > caulk and redid it when it looked like it needed. My advice to C&C35-1 > owners is to remove the teak cover off the cabin side of the upper shroud > chain plate to look for leakage. > > > > Neil Schiller > > 1983 C&C 35-3, #28 > > “Grace” > > Whitehall, Michigan > > WLYC > > Sent from my iPhone > > > On Apr 10, 2018, at 7:54 AM, Dennis C. via CnC-List <cnc-list@cnc-list.com> > wrote: > > In my opinion, the issue with many sealants is they "cure" or set. So a > polyurethane or silicone sets and becomes less flexible. Further, many of > those sealants do not adhere tenaciously to metal. > > > > Butyl tape, on the other hand, remains sticky and pliable for a long, long > time. That means it will flex with any movement in the hardware without > breaking the seal. > > > > I still use LifeSeal for many applications where there is little potential > for movement. But I'm switching to Butyl tape for bedding anything that > may flex. > > > > Dennis C. > > Touche' 35-1 #83 > > Mandeville, LA > > > > On Tue, Apr 10, 2018 at 9:31 AM, Nauset Beach via CnC-List < > cnc-list@cnc-list.com> wrote: > > I have to do the same thing, again. Used Lifecaulk in August, 2015 and > noticed last month one chainplate was damp, and the boat is still under its > winter cover. > > > > The Maine Sail tape seems to be the favorite bedding material of the > list. What is the “life expectancy” of a chainplate seal using this > material in the wild? For bedding hardware he shows examples of 29 years, > but the rigging / chainplate / deck interface does move [plus temperature > variations from summer to winter plus differing expansion properties] so > would guess it would take more frequent maintenance. > > > > Thanks, > > Brian > > > > > > *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Dennis > C. via CnC-List > *Sent:* Tuesday, April 10, 2018 9:02 AM > *To:* CnClist <cnc-list@cnc-list.com> > *Cc:* Dennis C. <capt...@gmail.com> > *Subject:* Re: Stus-List Sealant for chainplates. > > > > I just re-bedded Touche's chain plates with Bed-It butyl tape. > > > > http://www.pbase.com/mainecruising/butyl_tape > > > > Dennis C. > > Touche' 35-1 #83 > > Mandeville, LA > > > > On Tue, Apr 10, 2018 at 7:18 AM, Glen Eddie via CnC-List < > cnc-list@cnc-list.com> wrote: > > Can someone with a 35 mkI or II let me know the sealant used at the deck > when rebedding a chainplate. 4000? > > > > Your assistance is much appreciated. > ------------------------------ > > > > *Glen Eddie* > > Tel: 416-777-5357 > > Fax: 1-888-812-2557 > > ged...@torkinmanes.com > > VCard <http://www.torkinmanes.com/vcard.aspx?ID=glen-eddie> > > > *Torkin Manes LLP* > Barristers & Solicitors > > 151 Yonge Street, Suite 1500 > Toronto ON M5C 2W7 > torkinmanes.com <http://www.torkinmanes.com/> > > An international member of Ally Law > > This email message, and any attachments, is intended only for the named > recipient(s) above and may contain content that is privileged, confidential > and/or exempt from disclosure under applicable law. If you have received > this message in error, please notify the sender and delete this email > message. Thank you. > > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > > > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > > > _______________________________________________ > CnC-List mailing list > CnC-List@cnc-list.com > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > >
_______________________________________________ Thanks everyone for supporting this list with your contributions. Each and every one is greatly appreciated. If you want to support the list - use PayPal to send contribution -- https://www.paypal.me/stumurray
