& Rings, Prop Nut Kits & It is typically used between 1.25% to 1.75% (1 2/3 ounce to 2 1/3 ounces per gallon). This will accurately measure the proper amount of catalyst. Bilge Pump, Tires, Rims, & Hub This further assures that no uncatalyzed material is clinging to the sides of the pot. For example, four drops of hardener will be 1 percent of 1 ounce of resin. 0000003724 00000 n
There are simply too many variables. 0000000836 00000 n
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0-2.2% MEKP based on the weight of the resin). If one CC is roughly 30 drops as stated below that would put me at roughly 18.75 drops of MEKP per ounce of gelcoat. How much does a gallon of polyester resin weight? 0000018032 00000 n
Approximately ten drops of MEKP to each 1/2oz. At 70 degrees, you get 15 minutes, but at 90 degrees, you only get 5 minutes. per Volume). Deals, Trailering Charts & Free shipping for many products! Accessories, Big Jon Let the polyester filler cure until material is firm and tack free, about 10 minutes. tube of liquid hardener (MEK Peroxide) is sufficient to harden the entire contents of a gallon container. Caulking, Marine Engine All Gel Coats from Bottom Paint Store come with MEKP with each gelcoat purchase. TIP: You can also use these to calculate the correct amount of Wax Additives or other surfacing agents like Patch-Aid (3-4%) or as recommended. All, Anchor & TIP: If using a wooden mixing stick, place the stick in the resin before adding catalyst so the wood doesn't absorb the catalyst. cloth = 2.84 or 3 pieces). 0000022891 00000 n
(2% of MEKP for colder temperatures.) Mix small batches at a time since too much MEKP will result in the hardening of the gelcoat way too fast! The non-wax gelcoat will remain sticky untill the wax is added. Fillers are added to help control peak exotherm, shrinkage, and cure rate. Get a proper measuring cup and syringe and use cc's or ml's for both. Thinning Sea Hawk Gel Coat Gel coat may be thinned up to 10% with Sea Hawk 7125 Gel Coat Thinner, or 25-33% Sea Hawk Patch Aid 8185. It is also needed with all gel coats. 0000001926 00000 n
Parts, Wash Down Anchor Box Anchors, Fishing Rod & Reel rQ{.Z7. i[wk. Under or over catalyzation retards curing and causes fading and chalking. How Many Drops Of Mekp Is 1 Oz Of Gelcoat - WHYIENJOY Terminals, Marine Fuse Blocks & Gel coat will not fully cure without adding a surfacing agent or over spraying with PVA. 1 GALLON 2 OUNCES & Apply gelcoat in 4-5 layers at approximately 5 mils each, allowing 15-20 minutes between layers for a total thickness of 20-25 mils. We have all done it in a pinch, but there's a quicker way. Also, they are used for the first sanding of gouges, dock dings, scratches, and blisters. Cups are are wax coated. The color wet is the color when dry. The correct ratio is 11cc per 1/2 gallon. You will need to thin the gelcoat for it to run through the spray gun. List Name. You could also go to a local pharmacy such as CVS and ask for a few. Below are some things to consider when trying to figure out how many drops of mekp is 1 oz of gelcoat. Add 2% MEKP catalyst, by volume: 14-16 drops per ounce, or 2 teaspoons per pint. Starters, Marine Solar Power Use the recommended thinners/additives only which are listed on the gelcoats product page. 7-Eleven Large Pepperoni Pizza. This morning not even tacky and hard enough to sand already! 2Oz is recommended for 1Gallon of Gel Coat or Resin. gelcoat resin and catalyst - alameed-med-services.com (1 pint) 1/4 ounce: 32 oz. Savers, Boat Trailer Guides & Gelcoat Touch up | Sailboat Owners Forums Take steps to cover and protect the rest of the boat before starting. Systems, Lowrance Hook2-4 GPS Unfilled resin can heat up to 300F resulting in cracking. Then scale up!! I tried 12 drops of MEKP Catalyst per oz my first try in about 80 degrees F. Then I found a MEKP Catalyst pdf with great instructions. This is one of the questions Bottom Paint Store is asked the most.Lets start with explaining that gelcoat is not a paint but a type of resin that is used to provide a protective layer over fiberglass. Used as the hardener (activator) in Gel Coats and Resins. Sockets, Marine Electrical Ft. @ 10 Mils) 1 Fl. Marine Battery Chargers, Shop Mix 2-3% of MEKP Hardener into the Gel Coat. What happens if you put too much hardener in resin? Mix thoroughly for at least one minute and apply immediately after. At 77F, TotalBoat Gelcoat requires the addition of 2% MEKP catalyst, by volume: 14-16 drops per ounce, or 2 teaspoons per pint, for a working time of 10-15 minutes. At 77F, adding 14-16 drops of MEKP to one ounce of TotalBoat Polyester Fairing Compound will provide a working time of 10-15 minutes, and will cure in 20-30 minutes. This is about polyester gel with MEKP hardener. Maintenance, Pumps and 0000001255 00000 n
Gel coat is typically the first layer of a part to be applied. One slice of pizza is about six ounces and 300 to 400 calories. Lay on the gel coat in a heavy thickness (about 10 mils) using horizontal strokes, and working from top to bottom. If you're doing a larger project and counting drops of catalyst is not an option, base the amount of MEKP required on the weight, not the volume, of the resin. (1) One Gallon Polyester Resin = 9.2 pounds (2) Specific Gravity MEKP = 1.13 (3) Drop from 1 oz. Approximately eight drops of MEKP to each 1/2oz. Dust and dirt particles are your enemy here, so make sure you clean the surface thoroughly.Determine whether you need one or two gelcoat coats. 2 Oz is recommended for 1 Gallon of Gel Coat or Resin. Battery Charger, Marine Audio & .
Can I spray gelcoat with an airless sprayer? 19 drops per oz @ about 75 degree produce a quicker drying time with better results . Mike, Your email address will not be published. Ounces (Volume
Protection, Ladders, Steps, & We recommend 1.5% 2.0 % by volume. AN Generally, mix one-pint batches. When the surface is clean, you want to get moving fairly quickly; if the surface is sitting for some amount of time, you want to re-clean the surface. Zincs, Generator How to Mix Polyester Resin | eHow 0000001463 00000 n
Spray: Airless or Conventional: 2.0-2.5 orifice tip. Clean the fiberglass surface with ajax or comet and water. Newbury, MA. Catalyzing Gelcoat with MEKP: The catalyst level (MEKP) should not exceed 3.0% or fall below 1.2 for proper cure. Parts, Sacrificial Anodes & For a better experience, please enable JavaScript in your browser before proceeding. The ratio is 1-1 oz tube per quart, or a 4 oz tube per gallon. If it is in the 60's use 2.5 cc/ml or 50 drops for 2% MEKP. Let's hope this works this time! Lighting, Marine Teak Honda 5hp Outboard, Boat So bought a quart of MarPro gelcoat with wax with the MEKP hardener included. That sounds about right. Clean repair area and all tools with acetone prior to application. .75 oz X 38 Wide Fiberglass Cloth (Style #106), .75 oz X 38 Wide Fiberglass Cloth (Style #106) per yard, 1.5 oz x 50 Wide Fiberglass Cloth (Style #108), Customer Project Spotlight: 1956 Dundee Boat Refinish, Good, Better, BestResins For Your Project, Singing in the Rain- ProGlas 1000 Epoxy Resin Art Tutorial. Since manufacturer specs change often due to formula updates be sure to follow the most recent recommendations from the technical data sheets. Here is an Old School MEKP Chart for Download if you prefer. Deals, Boat Seats Adding cured meats such as pepperoni or sausage adds even more sodium. What is brushable gelcoat? of Catalysts to be Used with Polyester Resins MEKP - Number of oz. Maintenance, Boat Cleaners & 13 0 obj<>stream
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Practice and prepare!! as this one is). Gelcoat should not be applied over paint, wood, metal, or concrete. 75 degrees F. The heavier fast-cut grits (40/80/100) are used to feather sand and ground out a routed area prior to filling. Refer to the catalyst chart located on the product page for the gelcoat you are using or follow the label guidelines. Forums, Find That is what target for. Using the drop method, 4 drops are used. 2 What is Topcoat? Use 6 drops of catalyst into 10ml of resin. (16 oz. Lights, Boat Trailer Ski, Wakeboard 20ml for every 1kg of Resin in working conditions at room temperature. Systems, Marine Plumbing (1 quart) 1/2 ounce to 1 ounce: 1 gallon: 2 ounces to 4 ounces: Important Note. Gel Coat requires the addition of fiberglass resin hardener or catalyst (MEKP) at 1.8% by volume (77F) (approximately 12 drops per ounce), Measure catalyst accurately. MEKP-925 Methyl Ethyl Ketone Peroxide Hardener Catalyst Creating is very rewarding! Boarding, Paddles & 0
Similarly,how many drops of hardener do i need? Determine the Existing Surface: First thing you want to do is look at the surface on which you want gelcoat applied.
30 seconds, ensuring to scrape bottom and edges of the mixing container. Looking for Feedback. Do you need to add catalyst to resin? 0000015038 00000 n
Using 38 inch wide cloth, Mr. Smith needs three 10 ft. pieces. Gel Coat Application Guide | Basic Application Methods & Repair Meters, Marine Electrical Panels 0000000872 00000 n
FIB-603 -- 2 oz (for 1 gallon of resin) FIB-604 -- 240cc for 5 Gallons of resin. Drink Holders. Seats, Offshore Boat Gel Coat Application Guide - How to apply gelcoat correctly Clean the repair area and all tools with acetone prior to application. Holders, Cabin Accessories & However, if you have opacity problems two coats may be necessary with a light sanding between coats. Resin starts to cure but does not go all the way completely. When working on the deck or cabin, tarp off the adjacent areas. Two Versions are available both Ounces and Pounds. Gelcoat can take as much a 2x the amount of MEKP as resin. How Many Drops Of Mekp Is 1 Oz Of Gelcoat 625 CC per ounce of gelcoat. It is typically used between 1.25% to 1.75% (1 2/3 ounce to 2 1/3 ounces per gallon). Marble, Engine A good practice is to pour the mixed gel coat from the mixing container into another container used for application. One gallon will cure approximately 100 gallons of resin and 50 gallons of gelcoat. Do not use any other wax additive when using Patch Booster. Sandable time: Depends on temperature, amount of catalyst, and mass of fairing compound. 8 drops 16 drops 16 drops Add the MEKP to the Gelcoat before thinning. Correct application of gelcoat is critical to get the optimum performance from it. 0000003502 00000 n
Used as the hardener (activator) in Gel Coats and Resins. 5. How do you know how many ml's per drops you are getting? Check color thoroughly before applying. . PDF GEL COAT REPAIR - Marine Coat One At 77F, TotalBoat Gelcoat requires the addition of 2% MEKP catalyst, by volume: 14-16 drops per ounce, or 2 teaspoons per pint, for a working time of 10-15 minutes. Helm Seats, Shop Polyester resin is not nearly as forgiving as epoxy so you really gotta be on the money with the mix. What would make this better and more useful? 0000003263 00000 n
Grande Mastere Dreade Snag's spellchecker 20,728 5,208 3026'36.2"N 8832'13.8"W You will have between 5 and 10 minutes (longer in cold weather) to apply the gel to the mould. Holder, Anchor & Dock Epoxies are much simpler to get a good ratio by weight. Finishing your Gelcoat Application: If youre using our Professional Grade Exterior Gelcoat, youll be ready to sand and buff your freshly gelcoated surface after about 1- 3 hours. Waxes, Boat Cleaning 4|#8sReSSq"la;&2%9(HC}cL1eM4%1wEo You may purchase this item if you desire additional . Gel Coat Instructions - Marine Gel Coat Repair Product | Marine Products For 50 g gel coat add 1 g catalyst (approximately 20 drops) For 100 g gel coat add 2 g catalyst (approximately 40 drops) 0000006234 00000 n
Maintenance, Fiberglass & Epoxy Is pepperoni high in sodium? 0000003380 00000 n
Gelcoat Putty Repair Spider Cracks And Fill Gouges! Gelcoat without wax is used when you have a different method selected to cure it. 0000001899 00000 n
Required fields are marked *, Please note, comments must be approved before they are published. Once the fill area is level or contoured to the desired shape, sand with 100 grit paper to remove the course scratches from 40 or 80 grit. The drops fogged vision in right eye versus using simple artificial tears. 0000030571 00000 n
I always go way over the amount needed. The higher the temperature, the less hardener you need. How to properly measure MEKP for your polyester resin, gelcoat and more The ratio is dependant on air temperature, resin thickness, temperature of resin and mold. Have you ever spent what seems like days measuring drops of mekp or catalyst for your polyester resin? 0000003229 00000 n
Failing to do so will result in the resin not hardening as it should. If youre not sure how thick it is, pick up a mil gauge. Easy! I would forget the drops and using ounces. This works on every single polyester product, not just the amazing products at totalboat. **NOTE** Duct tape is recommended over masking tape because it provides better protection. Legal Disclaimer: User assumes all liability. Apply gel coat in 4-5 layers at approximately 5 mils each, allowing 15-20 minutes between layers for a total thickness of 20-25 mils. Please follow the instructions located on the products page or the label. Okay, so how is this MEKP Catalyst Chart or these handy Calculators useful? (#69-A) unit can be shipped via standard ground service without hazard charges within the 48 contiguous United States. If you dont see the blue dye again, you know youve sanded it all properly. That's really hard to weigh! Outdoor Hub, LLC (d/b/a Carbon Media Group), 30800 Telegraph Rd, Suite 1921, Bingham Farms, MI 48025 USA. 0000000016 00000 n
Covers, Boat Shrink Wrap The normal ration of resin to catalyst is just over 1% but should not go over 2.5%. Thoroughly mix paste, pigments, and hardener. FREE MEKP Calculator for Quarts and Ounces. Vinyl, Floating Boat That's the problem. Choose a shady location or an overcast day. and gelcoat needs twice as much catalyist. They are flexible enough to make pouring easy. Location. 0000001832 00000 n
Gelcoat needs to be applied evenly. oops! DO NOT WORK IN DIRECT SUNLIGHT -Choose a shady location or an overcast day. Tags: MEKP > MEKP for gel coat > gel coat catalyst > gel coat hardener > hardener for gel coat > 132662 > 132661. xref
Initially spray a cover coat as smooth and evenly as you can to cover your repair. Duratec is for a cosmetic high gloss finish. Watch on. MEKP Hardener in stock for same day shipping | Fibre Glast 141 0 obj
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2. Intro How to properly measure MEKP for your polyester resin, gelcoat and more Hold Fast Marine -DIY tips and tricks- 4.68K subscribers Subscribe 289 10K views 1 year ago HOLD FAST MARINE Have. #3. Do the math, and that yields 0.96cc per 100g of resin for 1% and 2.4cc for 2.5%. I do suggest you start small. May 7, 2007. Check the temperature of the Gelcoat stock and insure that it is not below 70F. 0000006330 00000 n
1 fluid Oz equals about 30ml if memory serves, so if you want 2% you would need 0.6ml of MEKP per oz of gel. Login, Boats trailer
If adding pigment do so first and thoroughly stir in mixing well before adding catalyst, be careful not to under or over pigment. Screws, Boat Handles, Pulls, Gain access to PREMIUM Calculators by WEIGHT when you subscribe today. I genuinely do care about ALL my customers and hope everyone of you achieve the absolute best results possible. Use a gelcoat thickness gauge to ensure proper thickness is achieved. Begin wet sanding with the finest grit that will remove orange peel in the re-sprayed area. Measures Chart (Example - 1 Gallon = 231 Cubic Inches and