how many drops of mekp is 1 oz of gelcoat

Mixing small batches of gelcoat | Sailing Anarchy Forums t,efR*o*3nsq5#eRY^_~Y-j8oC/vFTvH*S 1 TBS = 1/2 oz. I used acetone and sanded off the old gelcoat. Accessories, Pontoon Bimini %%EOF Covers, Other Take steps to cover and protect the rest of the boat before starting. 0000001832 00000 n Systems, Marine Plumbing Have you ever spent what seems like days measuring drops of mekp or catalyst for your polyester resin? Lights, Boat Trailer Steel Blue is a dye youre going to wipe on or you can use the blue dye spray. Spraying gel coat is recommended for more accurate and consistent coverage. 0000002243 00000 n Accessories, Marine DC Power Plugs The cabin top width is 108 inches. 06/2024 at the best online prices at eBay! Battery Charger, Marine Audio & Tackle Boxes, Fishing Bait & Be even and consistent in your gun movement, overlapping each previous pass slightly and not hesitating on the ends. Epoxies are much simpler to get a good ratio by weight. Insurance, Boat = 1.17 polyester resin= 1.09 gelcoat = 1.3, Equivalent If you change colors, it will require at least two gelcoat coats.If this is going over a patch, at least 2 coats are recommended to get a uniform surface. You will develop a repeatable and scalable process. Ski, Wakeboard We recommend 1.5% - 2.0 % by volume. It has to be mixed at a 1:1 ratio with gelcoat. 625 CC per ounce of gelcoat. Failing to do so will result in the resin not hardening as it should. Can you mix resin in paper cups? I don't know if age effects it or not. You can use either a heavy-duty, reusable plastic cup or disposable paper cup for spraying gelcoat. Preparing the Surface for Application: Next, youre going to have to clean the surface. Instantly, you will gain predictable results. Forums, Find So bought a quart of MarPro gelcoat with wax with the MEKP hardener included. Add the MEKP . Fillers are added to help control peak exotherm, shrinkage, and cure rate. Terminals, Marine Fuse Blocks & Avoid brushes that are either too stiff or too soft. Protection, Ladders, Steps, & & MEK Calculator (mekp catalyst ratio calculator) Try it for FREE! Use a gelcoat thickness gauge to ensure proper thickness is achieved. Webbing Solution is a clear liquid added to gel coat to obtain spatter or cobweb effects. The warmer the temperature the less MEKp you would to activate the gelcoat/resin. Use 3M Abrasives for best results. Mix for a minimum of three minutes and make sure to scrape down the sides and the bottom of your container to get everything in. Get a proper measuring cup and syringe and use cc's or ml's for both. 2Oz is recommended for 1Gallon of Gel Coat or Resin. Add a New List . Only catalyze slightly more than needed. OUNCE 20 DROPSWhen using Surfacing Wax with your resin/gelcoat, youmust also add the MEKP(Hardener). Breakers, Power Packs & Jump Mixed 3 new ounces of gelcoat and put between 1.8-1.9 ccs (0.625 ccs per oz) of MEKP in the mix for two minutes. Maintenance, Pumps and It is also needed with all gel coats. 0000003724 00000 n Plumbing, Fresh Water Boat therefore by my calculations you'll need 10 drops. One gallon will cure approximately 100 gallons of resin and 50 gallons of gelcoat. 0000030800 00000 n 3 This should be Noted when Buying Gelcoat and Topcoat; 4 Buying Gelcoat / Gelcoat Repair Kit; 5 Buying Topcoat; 6 Instructions for Gelcoat Repair. I believe the 12:1 was written for 72 degree F days. Dock, Cabin and 0000006234 00000 n They are sturdy and smooth on the inside to help with complete mixing. Then scale up!! 0000001553 00000 n HWnF}WK On: July 7, 2022 Asked by: Rusty Daugherty Advertisement Always use 2% catalyst in Gelcoats. Mixing out of the above range will result in a weaker cured resin. 0000022629 00000 n WEIGHT The exact weight measurement for these ratios is slightly different from the volume ratio due to resin and hardener density. Yes, you can spray gelcoat with an airless sprayer however it is it is recommended to use a pressure of 3000 psi.The pressure at which you spray gelcoat depends on the type of gun you are using. MEKP speeds up the curing reaction of the polyester resin in these . (1) One Gallon Polyester Resin = 9.2 pounds (2) Specific Gravity MEKP = 1.13 (3) Drop from 1 oz. Boarding, Paddles & 1 Oz is recommended for 1 Quart of Gel Coat or Resin. Gelcoat without wax is used when you have a different method selected to cure it. I would forget the drops and using ounces. MEKP Hardener gallon (#69-D) and case (#69-E) units are considered hazardous (flammable) and will be subject to a hazard charge if shipped by standard ground. When spraying to a radius, flow the gelcoat to the tape. For really small repairs I would mix 1 ounce of gelcoat with 12 drops of catalyst or in your case 16 drops which is a really small amount. 38 in. 0000002777 00000 n If the surface is already coated with gelcoat, or if the surface is a fiberglass or polyester resin, then the application of gelcoat is a snap. In open flat areas, layer passes. ADD TO CART. as this one is). Description. Newbury, MA. Practice and prepare!! Used as the hardener (activator) in Gel Coats and Resins. If you decide to Double or Triple the Volume to do a larger project or portion, the Calculator does the math for you! Mixing SMALL amounts of gel [Archive] - Scream And Fly Powerboat and Well, first and foremost, using a Catalyst Chart or these Catalyst Calculators will increase the quality of your work. Sanding Existing Gel Coat: You want to sand the surface to make a mechanical bond to the gel coat. The secret to a good finish is to apply the gelcoat properly. 114 0 obj <> endobj For example, four drops of hardener will be 1 percent of 1 ounce of resin. Seats, Fishing Boat Start typing to see products you are looking for. Part # PBBR-.5 ( oz dropper) Mixing cup will give exact measurements for larger volumes in CC and ounce increments. MEKP Liquid Hardener - Jamestown Distributors 0000018269 00000 n It needs to be handled with care. If you brush on the gel coat, make sure to use a solvent-resistant brush. For spraying gelcoat our FGCI brand does not recommend thinning. 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. Gelcoat should be applied at temperatures of 60F to 80F. Wells, Toilet & Waste Gelcoat should not be applied over paint, wood, metal, or concrete. Sand it down with 80 grit sandpaper until it's flush with the surface of the fiberglass. xref Drink Holders. Mix thoroughly to ensure that all gel coat is properly catalyzed. 0000000872 00000 n Finish/topcoat with. How much MEKP is needed to catalyze TotalBoat Polyester Laminating Marine Coat One Iso/Npg Marine Gel Coat White with Wax with MEKP The thickness of the matchbook cover is approximately 18 mil. How do you know how many ml's per drops you are getting? The higher the temperature, the less hardener you need. A forum community dedicated to Small Skiff owners and enthusiasts. Mix thoroughly and methodically into the resin otherwise some portions of resin may not be catalysed and thus not cure properly. 0000010798 00000 n Mekp to resin chart difference | Boat Design Net Fenders, Boat Trailer Winches, Boat Motor Supports & It may not display this or other websites correctly. Marine Coat One Iso/Npg Marine Gel Coat White with Wax with MEKP Catalyst for Hardening, Plus 6 Color Tinting Pigments for Your Perfect White Match (1 Quart) 4.4 out of 5 stars 352 3 offers from $33.99 of Gelcoat w/o Wax = 2-4 oz . 4|#8sReSSq"la;&2%9(HC}cL1eM4%1wEo Gel Coat Application Guide | Basic Application Methods & Repair 2. tube of liquid hardener (MEK Peroxide) is sufficient to harden the entire contents of a gallon container. will cover 160 Sq. What is brushable gelcoat? of Gelcoat w/o Wax = -1 oz. Gel coats are often the exterior coating for composites parts, providing both the color and texture of the part. 0000003263 00000 n Galley, Barbeque Use the recommended thinners/additives only which are listed on the gelcoats product page. Free shipping for many products! 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Ideal range is 1.8% @ 77F. cloth = 2.84 or 3 pieces). !0Y|McnY>s,O*T* "LbfM;W20wmw!L Refer to the catalyst chart located on the product page for the gelcoat you are using or follow the label guidelines. This will avoid unnecessary sanding scratches. The gelcoat set up what was left in the mixing tub before I threw it out. If these products were left to sit on a shelf for a long period of time (many months or even years) they would eventually cure on their own. If you dont see the blue dye again, you know youve sanded it all properly. Large quantities will exotherm and kick off very fast, leaving you with a smoldering mess in your cup. Boat Repair, Boat Paint & If youre not sure how thick it is, pick up a mil gauge. Fibreglass Catalyst Requirements - Nivitex .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. However, I can NOT guarantee you will achieve the same results as I would. Deals, Boat Seats xref (1 quart) 1/2 ounce to 1 ounce: 1 gallon: 2 ounces to 4 ounces: Important Note. We suggest 1-1/4% to 1-1/2% by volume, i.e. Once the coating (gelcoat) has cured, it should be block sanded using 250 wet grit paper to remove all brush marks and high spots. For a better experience, please enable JavaScript in your browser before proceeding. 0000002105 00000 n This should be added after all other additives just prior to application. Copyright 2019 IBOATS. The minimum recommendation from Dow is 1% MEKP to resin by weight, with a maximum of 2.5%. Also, they are used for the first sanding of gouges, dock dings, scratches, and blisters. You want to use a buffer that turns 1600-3000 RPM. TIP: If using a wooden mixing stick, place the stick in the resin before adding catalyst so the wood doesn't absorb the catalyst. Seats, Offshore Boat Location. X`:.geS>Xpiq~\\|=)Dv0'O-GFT# 1 TBS = 1/2 oz. HOW MUCH RESIN & GLASS DO I NEED? - LBI Fiberglass PDF MEKP Ratio Chart Polyester Resin - Silpak Gelcoat will not darken or change colors when it dries. If adding pigment do so first and thoroughly stir in mixing well before adding catalyst, be careful not to under or over pigment. Pot life (amount of time for application of the product) shortens dramatically as you mix larger batch sizes. <]>> oops! Going up to 400, then 600, and eventually 800 grit sandpaper. We encourage the use of Acetone, because it does not leave residue and evaporates easily. When MEKP is mixed with polyester or vinylester resin, the resulting chemical reaction causes heat to build up and cure or harden the resin. Apply gel coat to mold surface. JavaScript is disabled. 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. Mix thoroughly for at least one minute and apply immediately after. Jacks, Boat Trailer Brakes & Let the polyester filler cure until material is firm and tack free, about 10 minutes. Platforms, Slide and gelcoat needs twice as much catalyist. Salto. #3. Is pepperoni high in sodium? 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. When working on the deck or cabin, tarp off the adjacent areas. First, decide if you need one or two coats of gelcoat. Why is my resin not hardening? Generally, mix one-pint batches. Need help mixing gel coat | Boating Forum - iboats Boating Forums Quantity. 0000023127 00000 n I genuinely do care about ALL my customers and hope everyone of you achieve the absolute best results possible. I always go way over the amount needed. Smoke Locks, Boat Deck your boats Gel Coat Match, Shop Detectors, Binoculars & Accessories, Big Jon Savers, Boat Trailer Guides & 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. However, neither they nor any Catalyst Chart can provide the exact ratio by WEIGHT. 0000002082 00000 n JavaScript is disabled. Approximately eight drops of MEKP to each 1/2oz. Amount of MEKP in Ounces. Storage Here is an Old School MEKP Chart for Download if you prefer. Measure catalyst accurately. Do you need to add catalyst to resin? %PDF-1.4 % Ounces (Volume Enter the amount of Resin in quarts then adjust % of MEKP using the slider. Charts & 0000023586 00000 n Veterinary Formula Clinical Care Ear Therapy 4 oz. For Dogs - eBay per Volume). 0000012247 00000 n 8 drops 16 drops 16 drops Add the MEKP to the Gelcoat before thinning. When mixing small batches, catalyze with 12-18 drops hardener per ounce of gelcoat. Sockets, Marine Electrical MEKP-925 Methyl Ethyl Ketone Peroxide Hardener Catalyst PDF Directions for Using MEKP Catalyst - Fibreglass & Resin Sales Gelcoat Catalyst Requirements. Enjoy!!! GEL COAT REPAIR INSTRUCTIONS. Gel time at 1.8% MEKP is 10-17 minutes. Covers, Boat Seat Terminal The mid point of 1.5% is most common. 2. 0000003380 00000 n Two Versions are available both Ounces and Pounds. Resins MEKP - Number of cc per Volume), Catalyst Concentration by ACCOUNT, Find Our Gelcoat comes with MEKP hardener with every purchase, but you may need more which you can purchase as an option depending on the application, temperature, and other environmental factors. Otherwise, there will be only one coat. Ropes, Boat Some customers use Styrene for thinning but the manufacturer warns it can affect the gelcoat colors although this is the most cost-effective option and doesnt have the added wax. Spraying Gelcoat delivery rate of no more than 2.5 pounds per minute with conventional air atomized spray, and no more than 4 pounds per minute with airless equipment. 0000007919 00000 n therefore by my calculations you'll need 10 drops. The percentages in the chart: 1% thru 2%, are percentages of resin or gelcoat by weight. This is about 1% which is tuned for 80 degrees or higher. There are 2 thinners that are recommended by the manufacturer when spraying gelcoat: Patch Booster, and Duratec. Resin and Gelcoat differ in weight. Seats, Pontoon Boat Seats & Similarly,how many drops of hardener do i need? & Below you will find a detailed gel coat preparation guide on how to apply gelcoat to your boat, RV, or other surfaces. 11 0 obj<> endobj How to Gelcoat Fiberglass: 12 Steps (with Pictures) - wikiHow Description. This is eye needs cataract surgery; thought it would help - actually . & Sonar, Trolling
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