how many drops of mekp is 1 oz of gelcoat
0000002243 00000 n Products, Carbon Monoxide & MEKP is hazardous. We recommend 1.5% - 2.0 % by volume. How Many Drops Of MEKP Is 1 Oz Of Gelcoat? Start by sanding the surface with 150 grit or sandpaper. Free shipping for many products! 0000006330 00000 n This coat should be mostly in the repair area and may be repeated. Furniture, Boat Seat Pedestals & Hardware, Boat Seat Oars, Wakeboard, Wakesurf & It may not display this or other websites correctly. PDF Directions for Using MEKP Catalyst - Fibreglass & Resin Sales See this article for more information: How to Apply Gelcoat by Brush and Roller. of Fiberglass Resin (or for can of Fiberglass Resin, use tube of liquid hardener). 0000006580 00000 n Here is the formula written out, remember products OTHER than resin require almost double the amount of MEKP to catalyze gelcoat, repair putty or fairing compound, for all your boat repairs or boat builds.Ounces of resin, times the percentage required of mekp times 30 equals the cc's required. RESIN, Quarts. So bought a quart of MarPro gelcoat with wax with the MEKP hardener included. Catalyze gel coat with #69 MEKP at 1.5%. 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. The minimum recommendation from Dow is 1% MEKP to resin by weight, with a maximum of 2.5%. = 1.17 polyester resin= 1.09 gelcoat = 1.3, Equivalent 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. How much hardener is in a quart of resin? You may purchase this item if you desire additional hardener. Epoxy resins come in two seperate componants. Amount of MEKP in Ounces. Quantity. Depending on the amount of resin needed, pour the appropriate ratios of polyester resin and MEKP into a heavy-duty plastic tub or bucket. Accessories, Pontoon Bimini We have all done it in a pinch, but there's a quicker way. MEK, short for MEKP, is the Hardener or catalyst for Polyester Resin and Vinylester Resin Systems including Isothalic and Gelcoat. Charts & 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. The cc and oz values in the chart have been converted from weights of MEKP to volumes of MEKP. Below are some charts to help you figure out how much MEKP will be needed for the project. 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. Catalyzing Gelcoat with MEKP: All gelcoat MUST be catalyzed with MEKP to cure. Gelcoat needs to be applied evenly. 30 seconds, ensuring to scrape bottom and edges of the mixing container. It's important that the fiberglass is clean before you gelcoat over it. !0Y|McnY>s,O*T* "LbfM;W20wmw!L Transom DO NOT WORK IN DIRECT SUNLIGHT -Choose a shady location or an overcast day. Gelcoat without wax is commonly used for laminating gelcoat in stages, or when applied onto a waxed mold, where fiberglass (or another reinforcing fabric) saturated in polyester resin is laminated onto the unwaxed gelcoat. Gelcoat will not darken or change colors when it dries. 1 TBS = 1/2 oz. AN Mixing small batches of gelcoat | Sailing Anarchy Forums Gel coat is typically the first layer of a part to be applied. tube of liquid hardener (MEK Peroxide) is sufficient to harden the entire contents of a gallon container. 0000017788 00000 n Can you apply second coat of gelcoat? Downs, Couplers, Mounts, However, I can NOT guarantee you will achieve the same results as I would. Determine the Existing Surface: First thing you want to do is look at the surface on which you want gelcoat applied. Ft. @ 10 Mils) 1 Fl. Grande Mastere Dreade Snag's spellchecker 20,728 5,208 3026'36.2"N 8832'13.8"W Turning brown or even worse your mixing jar catching on fire. For example, four drops of hardener will be 1 percent of 1 ounce of resin.How much hardener do you add to polyester resin? Also I understand, after an area has been repaired that it should be covered with clingwrap or a material such as a plastic bag in order fo gel coat to cure properly. 0000022891 00000 n %%EOF 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. Adding too much of either resin or hardener will alter the chemical reaction and the mixture will not cure properly. Mix the resin VOLUME To achieve the correct 2:1 mix ratio by volume, simply measure out 2-parts resin to 1 part hardener before mixing the components. Biminis, View Vision Appraisal Suffield Ct,
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how many drops of mekp is 1 oz of gelcoat