How to choose the right bottom paint for my boat, Painting Your Boat with Interlux Bottom Paint: A Step-By-Step Guide. & Circuit Rollers, Boat Trailer Ditch the oz's and drop crap. Mekp is too hard to measure by drops to me, so I use a syringe and do it by ml instead. Here is an Old School MEKP Chart for Download if you prefer. 114 0 obj <> endobj RESIN, Quarts. 0000022891 00000 n 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. This further assures that no uncatalyzed material is clinging to the sides of the pot. How to Mix Polyester Resin | eHow When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Always consider the width of the cloth plus an overlap allowance at the seams. Gelcoat needs to be applied evenly. Accessories, Marine DC Power Plugs 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. Generally speaking, for Polyester Resins, the mixing ratio is 2% i.e. 0000002243 00000 n It's important that the fiberglass is clean before you gelcoat over it. Helm Seats, Shop Determine the Existing Surface: First thing you want to do is look at the surface on which you want gelcoat applied. What would make this better and more useful? hry/ %qSB>JdM|}gvei8=sY<9Y'W`g09tkJLNf B3!^Oil d6m|uM} p{ql+s,S'. How Many Drops Of Mekp Is 1 Oz Of Gelcoat 625 CC per ounce of gelcoat. of wax; and 1 gal. Mixing out of the above range will result in a weaker cured resin. Description. Biminis, Paint and It is also needed with all gel coats. Spray: Airless or Conventional: 2.0-2.5 orifice tip. Another option is you can use an 800 grit compound for the gelcoat at this stage. I always go way over the amount needed. 0000006580 00000 n If it is in the 60's use 2.5 cc/ml or 50 drops for 2% MEKP. 100 ml at 1.5% is 1.5ml MEPK etc. Manager at store told me to run 10-12 drops per oz of gelcoat I mix up. Software, Digital There are also disposable cup liners available that you can insert into the plastic Poly-Pro graduated cup or paper cup. Deals, Pumps & Plumbing Properly Promoting Resin - Glasair Aircraft Owners Association t,efR*o*3nsq5#eRY^_~Y-j8oC/vFTvH*S CREATE Transom Caulking, Marine Engine MEKP is a clear hardener/catalyst for the room temperature cure of unsaturated polyester and vinyl ester resins. of Gelcoat w/o Wax = 1/4 oz. This coat should be mostly in the repair area and may be repeated. Clean the fiberglass surface with ajax or comet and water. Begin wet sanding with the finest grit that will remove orange peel in the re-sprayed area. How many drops of Polyener resin are in an ounce of hardener? How Many Drops Of Mekp Is 1 Oz Of Gelcoat - WHYIENJOY To cure properly and completely, gelcoat needs to be devoid of oxygen. Methyl Ethyl Ketone Peroxide (MEKP) - Fiberglass Warehouse Outdoor Hub, LLC (d/b/a Carbon Media Group), 30800 Telegraph Rd, Suite 1921, Bingham Farms, MI 48025 USA. Thanks for the help. Epoxies are much simpler to get a good ratio by weight. Okay, so how is this MEKP Catalyst Chart or these handy Calculators useful? But I believe it to be 12 drops of hardener per ounce of gelcoat. First, decide if you need one or two coats of gelcoat. Why do I need to add MEKP to polyester resin or gelcoat? How much do I Read all warnings on product labels and only use additives recommended as described per each product. endstream endobj 140 0 obj <>/Size 114/Type/XRef>>stream Have an abort strategy!! endstream endobj 115 0 obj <>/Outlines 1 0 R/Metadata 14 0 R/PieceInfo<>>>/Pages 13 0 R/PageLayout/OneColumn/StructTreeRoot 16 0 R/Type/Catalog/LastModified(D:20130606150718)/PageLabels 11 0 R>> endobj 116 0 obj <>/Font<>/ProcSet[/PDF/Text]/ExtGState<>>>/Type/Page>> endobj 117 0 obj [118 0 R] endobj 118 0 obj <>/A 132 0 R/F 4/H/I/StructParent 1/Border[0 0 0]/Type/Annot>> endobj 119 0 obj <> endobj 120 0 obj <> endobj 121 0 obj <> endobj 122 0 obj <> endobj 123 0 obj [/ICCBased 133 0 R] endobj 124 0 obj <>stream 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. Boat, Boat Buyers 0000012247 00000 n 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. More features, tools? How much hardener should I use? 0 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. 3. use an eye dropper to catalyze small quantities 20 drops of mekp per. Usually 320 or 400 grit wet paper is sufficient for the initial sanding. Dollies, SportsStuff Great Big Fenders, Boat Trailer 30 seconds, ensuring to scrape bottom and edges of the mixing container. You will develop a repeatable and scalable process. Gelcoat requires Methyl Ethyl Ketone Peroxide or MEKP to enable the process of hardening. Method of Application: Next, determine if you are going to brush, roll or spray your gelcoat so you can prepare the gelcoat for application. Epoxy resins come in two seperate componants. Mekp to resin chart difference | Boat Design Net Measures Chart (Example - 1 Gallon = 231 Cubic Inches and The mid point of 1.5% is most common. Deals, Boat Seats Remember to always lap wet. 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. Add 2% MEKP catalyst, by volume: 14-16 drops per ounce, or 2 teaspoons per pint. Racks, Fish Finders, Sounders 0000003099 00000 n .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. Below are some things to consider when trying to figure out how many drops of mekp is 1 oz of gelcoat. 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. B. The standard ratio is 1 oz. TIP: If using a wooden mixing stick, place the stick in the resin before adding catalyst so the wood doesn't absorb the catalyst. Resins that have Duratec in their name require a 2% mix ratio (2 2/3 ounces per gal How Many Drops Of Mekp Is 1 Oz Of Gelcoat. 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. Each of these coats of gelcoat may involve several passes. Gelcoat to Hardener Ratio - Classic Parker Boat Forum The correct ratio will appear below. How many drops of MEKP is 1 oz of gelcoat? Once gel coat has tacked up, about 20 minutes after final layer has been applied, lay-up of the part can begin. Use the spreader to add the . (16 oz. If using a wood mixing stick, place the stick in resin before adding catalyst so the wood doesnt absorb catalyst. 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. We suggest a thickness of 18-20 mils to properly cure. 0000015094 00000 n Cable, Marine Batteries & Seats, Offshore Boat The total area to be glassed is 90 square feet. Dock, Cabin and startxref Gel Coat Additives: You should also determine which additives you will use with your gelcoat application. 1 Oz is recommended for 1 Quart of Gel Coat or Resin. One slice of pizza is about six ounces and 300 to 400 calories. The higher the temperature, the less hardener you need. Trolling Motors, Shop The Fora platform includes forum software by XenForo. How many drops of MEKP is 1 oz of gelcoat? 8 drops 16 drops 16 drops Add the MEKP to the Gelcoat before thinning. Beside this,how many drops of hardener do i need for gelcoat? When sanding areas that have been filled with putty we suggest using 40 or 80 grit sandpaper, depending on how large the repair is. They are flexible enough to make pouring easy. 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. 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. How much does a gallon of polyester resin weight? 0000005113 00000 n Note: All gel coats and resins from the Bottom Paint Store include MEKp with the applicable size of gelcoat/resin. As a general rule: The catalyst level (MEKP) should not exceed 3.0% or fall below 1.2 for proper cure. Parts, Wash Down Use 3M Abrasives for best results. Meters, Marine Electrical Panels xref 0000001127 00000 n How Many Drops Of MEKP Is 1 Oz Of Gelcoat? Initially spray a cover coat as smooth and evenly as you can to cover your repair. Instruments, VHF Radios & It is only when mixed with an epoxy hardener that they can cure properly. 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 . All the essential pizza ingredients the crust, sauce, and cheese contain a lot of salt. I would forget the drops and using ounces. Rafts, Paddle Locks, Boat Deck Free shipping for many products! 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Approximately ten drops of MEKP to each 1/2oz. Mix thoroughly for at least one minute and apply immediately after. Can I spray gelcoat with an airless sprayer? Lay on the gel coat in a heavy thickness (about 10 mils) using horizontal strokes, and working from top to bottom. Location. Gelcoat that is . The application of gelcoat is pretty straightforward when you follow this guide. Use a measuring cup rather than a syringe as it can be shot into the container and bounce back into the eyes. 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. Now, once again, I know that we have been using 0.75% for our recommended minimum, and that has been successful all these years. Furniture, Boat Seat Pedestals & Trailer Winches, Shop Registered User. Gel time at 1.8% MEKP is 10-17 minutes. 0000001926 00000 n PDF Directions for Using MEKP Catalyst - Fibreglass & Resin Sales Upgrade the Premium MEKP Catalyst Calculator by WEIGHT EXCLUSIVELY offered by Vernese Customs. 0000010798 00000 n Fishing Lures, Fishing Rod Holders & Login, Boats 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).
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