. 0000003099 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. Mix thoroughly for at least one minute and apply immediately after. Measure catalyst accurately. MEKP Hardener in stock for same day shipping | Fibre Glast 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. Supplies, Boston Whaler, 1972-1993, B. Get all the latest information on events, sales and offers. 0000006234 00000 n 0000005113 00000 n 19 drops per oz @ about 75 degree produce a quicker drying time with better results . PDF GELCOAT AND RESINS CATALYST RATIOS NCINSTGCCAT-v.2 - Multi-Tech Products Oz = fluid ounce . Depending on the amount of resin needed, pour the appropriate ratios of polyester resin and MEKP into a heavy-duty plastic tub or bucket. Use milliliters its easier to do the ratio math. The cabin top is 9 feet wide by 10 feet long (910=90 square feet). You can use either a heavy-duty, reusable plastic cup or disposable paper cup for spraying gelcoat. Conversely, you will need moreMEKp for cooler temperatures. Manufacturer, Boat Tables & Be sure not to use foam rollers because they tend to leave the bubbles. Do not use more than 1 oz tint per quart. Generally speaking, for Polyester Resins, the mixing ratio is 2% i.e. You are using an out of date browser. Hardware, Boat MEK, short for MEKP, is the Hardener or catalyst for Polyester Resin and Vinylester Resin Systems including Isothalic and Gelcoat. It is also needed with all gel coats. (#69-A) unit can be shipped via standard ground service without hazard charges within the 48 contiguous United States. Resin that cures still in the mixing pot is unusable. The color wet is the color when dry. 2. gelcoat needs a surface seal of some kind to inhibit air on the surface. 0000023354 00000 n Mixing SMALL amounts of gel [Archive] - Scream And Fly Powerboat and How to Gelcoat Fiberglass: 12 Steps (with Pictures) - wikiHow PDF Directions for Using MEKP Catalyst - Fibreglass & Resin Sales Boat, Sell A Mixing out of the above range will result in a weaker cured resin. If using a wood mixing stick, place the stick in resin before adding catalyst so the wood doesnt absorb catalyst. 0000002243 00000 n 1 TBS = 1/2 oz. Once gel coat has tacked up, about 20 minutes after final layer has been applied, lay-up of the part can begin. 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. TIP: If using a wooden mixing stick, place the stick in the resin before adding catalyst so the wood doesn't absorb the catalyst. MEK, short for MEKP, is the "Hardener" or catalyst for Polyester Resin and Vinylester Resin Systems including Isothalic and Gelcoat.
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