Amazon.com: Fiberglass Warehouse Gel Coat - 1 Gallon White Gelcoat (No Deals, Electrical Ditch the oz's and drop crap. 0000001050 00000 n Insurance, Boat Another option is you can use an 800 grit compound for the gelcoat at this stage. The mid point of 1.5% is most common. 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. MEKP is hazardous. Check the temperature of the Gelcoat stock and insure that it is not below 70F. Under- or over-catalyzed gel coat will cure slower and look faded or chalky. Well, first and foremost, using a Catalyst Chart or these Catalyst Calculators will increase the quality of your work. (1 quart) 1/2 ounce to 1 ounce: 1 gallon: 2 ounces to 4 ounces: Important Note. Description. Depending on the orifice size of the bottle your using 10 drops could equal .5cc, 1cc, 1.5cc.. using a $0.89 syringe is cheap insurance to me. 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. Spraying gel coat is recommended for more accurate and consistent coverage. 0000001255 00000 n I want to say poly resin needs 10 drops of MEKP per 1 oz. This works on every single polyester product, not just the amazing products at totalboat. The correct ratio is 11cc per 1/2 gallon. Parts, Wash Down Rollers, Boat Trailer 1 Oz is recommended for 1 Quart of Gel Coat or Resin. The final thickness should be 16-20 mils minimum or the gelcoat may not fully cure. tube of liquid hardener (MEK Peroxide) is sufficient to harden the entire contents of a gallon container. startxref The MEKP Calculators by WEIGHT are Dead-On when it comes to precision and Superior to any Catalyst Chart. .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. 2Oz is recommended for 1Gallon of Gel Coat or Resin. 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. That's the problem. MEKP-925 Methyl Ethyl Ketone Peroxide Hardener Catalyst What is the mix ratio for MEKP catalyst when using TotalBoat Polyester The car polishers wont work if theyre spinning too slowly, so you want to check the speed of the spin. Once your repair is covered, feather a flow or sanding coat on the masked-off area making layered passes to avoid a buildup of gel coat in any one area. Hardware, Boat Seats by 3 This should be Noted when Buying Gelcoat and Topcoat; 4 Buying Gelcoat / Gelcoat Repair Kit; 5 Buying Topcoat; 6 Instructions for Gelcoat Repair. PDF AMOUNT OF RESIN OR GELCOA T HARDENER AMOUNT 1 OUNCE 10 DROPS (Colored Locks, Boat Deck Epoxy activators are all proprietary, depending on the product. However, if you have opacity problems two coats may be necessary with a light sanding between coats. 2 Oz is recommended for 1 Gallon of Gel Coat or Resin. Bilge Pump, Tires, Rims, & Hub cc = cubic centimeter. . MEKP speeds up the curing reaction of the polyester resin in these . Storage Epoxies are much simpler to get a good ratio by weight. 0000001463 00000 n Boarding, Paddles & 2. gelcoat needs a surface seal of some kind to inhibit air on the surface. Maintenance, Fiberglass & Epoxy Deals, Trailering It is typically used between 1.25% to 1.75% (1 2/3 ounce to 2 1/3 ounces per gallon). The ratio is 1-1 oz tube per quart, or a 4 oz tube per gallon. The weight of MEKP 925 is 1.125 grams per cc. 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. I always go way over the amount needed. Measures Chart (Example - 1 Gallon = 231 Cubic Inches and 114 0 obj <> endobj Savers, Boat Trailer Guides & 0000006330 00000 n Once gel coat has tacked up, about 20 minutes after final layer has been applied, lay-up of the part can begin. See this article for more information: How to Apply Gelcoat by Brush and Roller. If you have Professional Grade Exterior Gelcoat you may either brush/roll or spray. 28.4cc Catalyst Amount by CC Catalyst Concentration by CC (Volume of Catalysts to be Used with Polyester Gelcoat and Topcoat - Guide, Instructions, Comparison However, neither they nor any Catalyst Chart can provide the exact ratio by WEIGHT. For Dogs & Cats Free Shipping at the best online prices at eBay! 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. Mix thoroughly to ensure that all gel coat is properly catalyzed. t,efR*o*3nsq5#eRY^_~Y-j8oC/vFTvH*S Can I spray gelcoat with an airless sprayer? %PDF-1.4 % Thanks, Failing to do so will result in the resin not hardening as it should. Downs, Couplers, Mounts, MEK, short for MEKP, is the "Hardener" or catalyst for Polyester Resin and Vinylester Resin Systems including Isothalic and Gelcoat. Holders, Cabin Accessories & 0000001107 00000 n xb`````Uc p7T,T30H3r``dHbecatXbuk(Y7jc>#`9in4; @Qn gg`(g ` 7 Hardware, Boat Rafts, Paddle Properly Promoting Resin - Glasair Aircraft Owners Association However as at least one third of the gelcoat is particulate and not resin a mix of just 1.oo % should be fine. 0000030800 00000 n Kits, Seadog Stainless Steel Cup You will develop a repeatable and scalable process. Avoid brushes that are either too stiff or too soft. Terminals, Marine Fuse Blocks & 6.1 Cleaning Surface; 6.2 Sanding the Surface; 6.3 Apply Gelcoat; 6.4 Technique 1: Renewal of the Gelcoat with Laminate; 6.5 Technique 2: Renewal of the Gelcoat . 2 What is Topcoat? This coat should be mostly in the repair area and may be repeated. for Sale, Buy A Gelcoat can take as much a 2x the amount of MEKP as resin. Have you ever spent what seems like days measuring drops of mekp or catalyst for your polyester resin? Protection, Dock Storage & Bottom Paint Store Blog How to Articles. Starters, Marine Solar Power HWnF}WK How to choose the right bottom paint for my boat, Painting Your Boat with Interlux Bottom Paint: A Step-By-Step Guide. 0000002082 00000 n First, decide if you need one or two coats of gelcoat. 0000015094 00000 n As a general rule: The catalyst level (MEKP) should not exceed 3.0% or fall below 1.2 for proper cure. Accessories, Marine Electrical and gelcoat needs twice as much catalyist. Deals, Paint & Maintenance It is only when mixed with an epoxy hardener that they can cure properly. If you dont see the blue dye again, you know youve sanded it all properly. Otherwise, one coat will do. MEKP is a clear hardener/catalyst for the room temperature cure of unsaturated polyester and vinyl ester resins. 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. Sanding Aid / Surfacing Wax (Modifier-C) - Composite Envisions Outdoor Hub, LLC (d/b/a Carbon Media Group), 30800 Telegraph Rd, Suite 1921, Bingham Farms, MI 48025 USA. The secret to a good finish is to apply the gelcoat properly. Motivational and inspirational sources to all those parents to enjoy life with their babies, Home FAQ How Many Drops Of Mekp Is 1 Oz Of Gelcoat. 0 !0Y|McnY>s,O*T* "LbfM;W20wmw!L Resins that have Duratec in their name require a 2% mix ratio (2 2/3 ounces per gal If youre not sure how thick it is, pick up a mil gauge. Covers, Other Smoke As soon as you are done spraying, clean your sprayer fully with acetone. It is also needed with all gel coats. 0000023817 00000 n Always consider the width of the cloth plus an overlap allowance at the seams. DO NOT WORK IN DIRECT SUNLIGHT -Choose a shady location or an overcast day. All the essential pizza ingredients the crust, sauce, and cheese contain a lot of salt. Mixing thoroughly is just as important. Biminis, Paint and 0000018269 00000 n Fasteners, Boat Windshield It usually will not adhere to these surfaces. Plumbing, Fresh Water Boat of Gelcoat w/o Wax = 1/4 oz. The reason to use a non-wax is for putting on multiple coats without having to sand in between coats. 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. Salto. No catalysts are needed. PDF GELCOAT AND RESINS CATALYST RATIOS NCINSTGCCAT-v.2 - Multi-Tech Products How many Oz is a slice of pizza? At 70 degrees, you get 15 minutes, but at 90 degrees, you only get 5 minutes. <]>> Working time is about 5 to 15 minutes, . Pot life at 75F is approximately ten minutes. gelcoat resin and catalyst - alameed-med-services.com Adding too much of either resin or hardener will alter the chemical reaction and the mixture will not cure properly. (16 oz. & Sonar, Trolling 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. Gain access to PREMIUM Calculators by WEIGHT when you subscribe today. 0000001899 00000 n Then use a rubbing compound to remove the rest of the scratches. 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. There are a couple of possibilities though, one is with so little catalyst needed it will get hard no matter what the end user does, two maybe most people just use small amounts and with a short gel time it won't drain out as much and the other reason has to do with resin chemistry. Professionals, Boat Restoration, Building, and Hull Repair, Shop Do you sell MEKP? Do not use more than 1 oz tint per quart. Cups are are wax coated. Webbing Solution is a clear liquid added to gel coat to obtain spatter or cobweb effects. Wells, Toilet & Waste 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. It needs to be handled with care. Can u paint over gelcoat? The thickness of the matchbook cover is approximately 18 mils. RESIN, Quarts. Gelcoat needs to be applied evenly. It may not display this or other websites correctly. Hardware, Boat Seat What is brushable gelcoat? 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. Dollies, SportsStuff Great Big CREATE 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. Use the spreader to add the . MEKP Chart and Calculators. Try for FREE! - Vernese Customs Location. I am going to be making some small repairs which will require my working with about a table spoon spoon of gel coat at a time, How much hardner ( Drops ) will I need to mix with a table spoon of gel coat to get a proper cure. MEK Calculator (mekp catalyst ratio calculator) Try it for FREE! Add a New List . Racks, Fish Finders, Sounders Approximately eight drops of MEKP to each 1/2oz. endstream endobj 140 0 obj <>/Size 114/Type/XRef>>stream For most work, a 3 or 4 wide brush will suffice. Furniture, Boat Seat Pedestals & 0000010798 00000 n Supplies, Boston Whaler, 1972-1993, When mixing MEKP with resin, take care as a violent mixing action can splash it out of the mixing container. Go on line to gelcoat suppliers like Spectrum to confirm how many drops of mepk they recommend. That sounds about right. We recommend 1.5% 2.0 % by volume. Shelters, Boat 0000002941 00000 n per Volume). The percentages in the chart: 1% thru 2%, are percentages of resin or gelcoat by weight. You want to use a buffer that turns 1600-3000 RPM. Deals, Camping & RV Apply gel coat to your part. Software, Digital If there is a trim color, you should have a narrow trim brush on hand. The warmer the temperature the less MEKp you would to activate the gelcoat/resin. Using the drop method, 4 drops are used. You have a work time of approximately 15 minutes. You should catalyze your material so that it cures as quickly as possible within your working time. Start by sanding the surface with 150 grit or sandpaper. 13-15 cc per quart. Tables, Minn Kota Sandable time: Depends on temperature, amount of catalyst, and mass of fairing compound. usually a material called surfacing agent (wax/styrene) or P V A. 1 What is Gelcoat? 0000001553 00000 n Varnish, Marine Adhesives, Biminis, RV & Trailer Click Here. To cure properly and completely, gelcoat needs to be devoid of oxygen. Fillers are added to help control peak exotherm, shrinkage, and cure rate. One slice of pizza is about six ounces and 300 to 400 calories. For each teaspoon (1/6 oz) of blended gelcoat paste, add four drops of hardener. Mix thoroughly for at least one minute and apply immediately after. 3 PK REFRESH LIQUIGEL Lubricant Eye Gel 0.50 oz NIB EXP. 06/2024 - eBay Boat, Sell A rQ{.Z7. i[wk. This will accurately measure the proper amount of catalyst. I genuinely do care about ALL my customers and hope everyone of you achieve the absolute best results possible. 625 CC per ounce of gelcoat. For use as a final coat over fiberglass layups or for repairs, this gelcoat cures to a hard, glossy surface. Generally speaking, for Polyester Resins, the mixing ratio is 2% i.e. Gel coat is typically the first layer of a part to be applied. I do suggest you start small. 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. If you decide to Double or Triple the Volume to do a larger project or portion, the Calculator does the math for you! This time element is dependent on material temperature, room temperature, humidity, air movement, and catalyst concentration. Chart for poly resin cure times vs. temp vs. MEKP? What would make this better and more useful? Preparing the Surface for Application: Next, youre going to have to clean the surface. 06/2024 at the best online prices at eBay! 7-Eleven Large Pepperoni Pizza. JavaScript is disabled.
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