how many drops of mekp is 1 oz of gelcoat

Legal Disclaimer: User assumes all liability. Eric Boudreau 1 year ago Updated TotalBoat Polyester Laminating Resin requires the adding of MEKP catalyst at the ratio of 7-8 drops of MEKP per one ounce of resin at 77F (1 .0-2.2% MEKP based on the weight of the resin). Description. They are sturdy and smooth on the inside to help with complete mixing. Gelcoat will not darken or change colors when it dries. The heavier fast-cut grits (40/80/100) are used to feather sand and ground out a routed area prior to filling. %PDF-1.4 % However, neither they nor any Catalyst Chart can provide the exact ratio by WEIGHT. Spraying Gelcoat: For best results spraying gelcoat, it is recommended to use a spray gun designed specifically for applying gelcoat and resins, such as the professional grade spray guns offered by FGCI and ES Manufacturing.Next decide if you want to use an aluminum, plastic or paper cup to house the gelcoat. Mix thoroughly for at least one minute and apply immediately after. They range from a 1:1 ratio, like with our Table Top Epoxy, to our standard laminating epoxy allowing a 1:1, 2:1, 3:1, 4:1 and 5:1, allowing for different ratios that effect hardness and gel time. ), or add 1oz per quart/ 4 oz per gallon of wax additive sanding aid. More features, tools? Start typing to see products you are looking for. Accessories, PWC Parts & Preparing the Surface for Application: Next, youre going to have to clean the surface. One slice of pizza is about six ounces and 300 to 400 calories. When adding it to gelcoat, you must also add the MEKP (methyl ethyl ketone peroxide) hardener. High Back Reclining Helm Seat, Cabin and Please refer the to Catalyzation chart on the Gelcoat page or on the label. Adding cured meats such as pepperoni or sausage adds even more sodium. Clean repair area and all tools with acetone prior to application. Add 2% MEKP catalyst, by volume: 14-16 drops per ounce, or 2 teaspoons per pint. of wax; 32 oz. More if temps <60> 80 or 90. The specific gravity of MEKP is 1.045. How to choose the right bottom paint for my boat, Painting Your Boat with Interlux Bottom Paint: A Step-By-Step Guide. 2 What is Topcoat? Seats, Pontoon Boat Seats & Holder, Anchor & Dock Resins MEKP - Number of cc per Volume), Catalyst Concentration by Use the spreader to add the . If the surface is painted then the paint should be removed before the gelcoat is applied. 27. 0000001127 00000 n Get a proper measuring cup and syringe and use cc's or ml's for both. Once the coating (gelcoat) has cured, it should be block sanded using 250 wet grit paper to remove all brush marks and high spots. Application of Marine Epoxy Primer to a Boat, How to Identify the Type of Paint on My Boat, Using a Signal Coat Indicator for Repainting Ablative Antifouling Paint, Testing for Compatibility of Topside Paint with Awlgrip Topcoat. You have a work time of approximately 15 minutes. If applied onto a floor without the hardener, the resin would remain a near liquid indefinitely and could not transform into a durable flooring system. It is typically used between 1.25% to 1.75% (1 2/3 ounce to 2 1/3 ounces per gallon). DO NOT WORK IN DIRECT SUNLIGHT -Choose a shady location or an overcast day. 13 0 obj<>stream Cushions, Lexington Be sure not to use foam rollers because they tend to leave the bubbles. Transom Guide, Boat & Dock, Anchor Chains & Cups are are wax coated. Smoke Well, first and foremost, using a Catalyst Chart or these Catalyst Calculators will increase the quality of your work. When MEKP is mixed with polyester or vinylester resin, the resulting chemical reaction causes heat to build up and cure or harden the resin. 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. Every 10 feet or so, youre going to want to clean your pad with a spur or some air to make sure the contaminants dont scratch your surface.If you want a perfect, glossy shine, use a machine glaze and then two wax coats,and youll have a stunning, glossy professional finish. Zincs, Generator of Gelcoat w/o Wax = 1/4 oz. Starters, Marine Solar Power Covers, Boat Wiring & Rollers, Boat Trailer Resin starts to cure but does not go all the way completely. 3 This should be Noted when Buying Gelcoat and Topcoat; 4 Buying Gelcoat / Gelcoat Repair Kit; 5 Buying Topcoat; 6 Instructions for Gelcoat Repair. Now, once again, I know that we have been using 0.75% for our recommended minimum, and that has been successful all these years. Trolling Motors, Shop Another option is you can use an 800 grit compound for the gelcoat at this stage. Marble, Engine As nouns the difference between catalyst and hardener is that catalyst is (chemistry) a substance that increases the rate of a chemical reaction without being consumed in the process while hardener is one who, or that which, hardens. This works on every single polyester product, not just the amazing products at totalboat. How much hardener should I use? your boats Gel Coat Match, Shop Approximately ten drops of MEKP to each 1/2oz. Correct application of gelcoat is critical to get the optimum performance from it. Systems, Marine Plumbing If you dont see the blue dye again, you know youve sanded it all properly. Mixing thoroughly is just as important. Once you mix and catalyze, you have about 15 minutes to apply the gelcoat before it starts getting hard or starts togel. The actual working time depends on the amount of catalyst and how hot the working conditions are. Duratec is for a cosmetic high gloss finish. For a better experience, please enable JavaScript in your browser before proceeding. You should mix about 4 oz and that will be 1.375 cc/ml. Boats, Propeller Parts & Bottom Paint Store Blog How to Articles. 0000013646 00000 n Jacks, Boat Trailer Brakes & Measure ArtResin in precisely equal amounts by volume: Adding too much of either resin or hardener will alter the chemical reaction and the mixture will not cure properly. This item has a shelf life of approximately 2-3 months. Downs, Couplers, Mounts, 0000018269 00000 n Ft. @ 10 Mils) 1 Fl. Then scale up!! In open flat areas, layer passes. %PDF-1.4 % When a production boat is made in a female mold, the gel coat goes in first, directly against the waxed and mold release coated mold. 0000006580 00000 n Free shipping for many products! Thoroughly mix paste, pigments, and hardener. Find many great new & used options and get the best deals for 3 PK REFRESH LIQUIGEL Lubricant Eye Gel 0.50 oz NIB EXP. Lay on the gel coat in a heavy thickness (about 10 mils) using horizontal strokes, and working from top to bottom. WEIGHT The exact weight measurement for these ratios is slightly different from the volume ratio due to resin and hardener density. 1 ML = 1 CC; Tops, Bimini Top The color wet is the color when dry. See more Lights, Boat Trailer The amount of MEKp that you add to gelcoat and resin will vary with outside weather conditions. 1 TBS = 1/2 oz. For example, if you are using a conventional spray gun, you should set the pressure between 30 and 50 psi. 0000002777 00000 n 20ml for every 1kg of Resin in working conditions at room temperature. Resin that cures still in the mixing pot is unusable. 0000001553 00000 n 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. Catalyze your material so that it has a longer pot life. startxref It is typically used between 1.25% to 1.75% (1 2/3 ounce to 2 1/3 ounces per gallon). Apply gel coat to mold surface. This is a simple, easy way to see the thickness of your gelcoat. Gelcoat needs to be applied evenly. 50 Graduated Paper Cups Perfect for mixing small batches resin, paint, stain, epoxy from 1 to 3 ounces. The car polishers wont work if theyre spinning too slowly, so you want to check the speed of the spin. The percentages in the chart: 1% thru 2%, are percentages of resin or gelcoat by weight. Sandable time: Depends on temperature, amount of catalyst, and mass of fairing compound. Maintenance, Boat Cleaners & Measure catalyst accurately. Enter the amount of Resin in quarts then adjust % of MEKP using the slider. Gel Coat Additives: You should also determine which additives you will use with your gelcoat application. Specific gravity MEK peroxide Polyester resin is not nearly as forgiving as epoxy so you really gotta be on the money with the mix. 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. tube of liquid hardener (MEK Peroxide) is sufficient to harden the entire contents of a gallon container. Deals, Electrical . Working time is about 5 to 15 minutes, . OUNCE 20 DROPSWhen using Surfacing Wax with your resin/gelcoat, youmust also add the MEKP(Hardener). Quantity of Wax Additive Required: 1 ounce: 20 drops: 16 oz. Salto. For example, four drops of hardener will be 1 percent of 1 ounce of resin. How much does a gallon of polyester resin weight? 0000000016 00000 n You may purchase this item if you desire additional . 8 drops 16 drops 16 drops Add the MEKP to the Gelcoat before thinning. The Right Fit, Shop By 0-2.2% MEKP based on the weight of the resin). Fenders, Boat Trailer This item is flammable and can only be shipped by ground. Deals, Paint & Maintenance The most common sticky problems are: Tacky, Sticky Resin: the problem occurs when two components A and B are measured and mixed inaccurate or curing in cold temperatures. Specific gravity MEK peroxide = 1.17 polyester resin= 1.09 gelcoat = 1.3 Equivalent Measures Chart (Example - 1 Gallon = 231 Cubic Inches and will cover 160 Sq. . Acessories, Fish Cleaning MEKP is hazardous. When mixing MEKP with resin, take care as a violent mixing action can splash it out of the mixing container. Keep in mind that you have a limited time to apply what you have mixed (usually between 5-15 minutes). Ski, Wakeboard 0000030992 00000 n trailer 0000005113 00000 n startxref Gel coat is a polyester resin and uses MEKP as the catalyst. Do not use more than 1 oz tint per quart. The gelcoat set up what was left in the mixing tub before I threw it out. PFDs, Roof Racks, Carriers, xbbb`b`` 2 There are 2 thinners that are recommended by the manufacturer when spraying gelcoat: Patch Booster, and Duratec. The non-wax gelcoat will remain sticky untill the wax is added. This should be added after all other additives just prior to application. Waxes, Boat Cleaning Failing to do so will result in the resin not hardening as it should. The correct ratio will appear below. & Sonar, Trolling List Name . We suggest 1-1/4% to 1-1/2% by volume, i.e. Epoxy activators are all proprietary, depending on the product. . There are also disposable cup liners available that you can insert into the plastic Poly-Pro graduated cup or paper cup. 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.

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