I only go to 1% at 85 or above or if I'm doing a large panel or an intricate piece and need a little more pot time. JavaScript is disabled. Add 2% MEKP catalyst, by volume: 14-16 drops per ounce, or 2 teaspoons per pint. Mix thoroughly to ensure that all gel coat is properly catalyzed. Anything below 60 degrees, and your gelcoat will not cure, but as you get warmer and warmer, your working time will decrease rapidly. Chart for poly resin cure times vs. temp vs. MEKP? of Catalysts to be Used with Polyester Resins MEKP - Number of oz. 0000013646 00000 n Plumbing, Fresh Water Boat The MEKP Calculators by WEIGHT are Dead-On when it comes to precision and Superior to any Catalyst Chart. Thinning Sea Hawk Gel Coat Gel coat may be thinned up to 10% with Sea Hawk 7125 Gel Coat Thinner, or 25-33% Sea Hawk Patch Aid 8185. Product is flammable, use caution! PDF AMOUNT OF RESIN OR GELCOA T HARDENER AMOUNT 1 OUNCE 10 DROPS (Colored 0000001050 00000 n Polyester resin is not nearly as forgiving as epoxy so you really gotta be on the money with the mix. You will need to thin the gelcoat for it to run through the spray gun. All, Anchor & Deals, Pumps & Plumbing Quantity. Trolling Motors, Shop PINT (16OZ) 1/4 OUNCE In temperatures below 70 degrees, the paraffin can QUART (32OZ)1/2 OUNCEsolidify in the bottle. You should catalyze your material so that it cures as quickly as possible within your working time. Savers, Boat Trailer Guides & Mix thoroughly for at least one minute and apply immediately after. They are flexible enough to make pouring easy. Our Gelcoat comes with MEKP hardener with every purchase, but you may need more which you can purchase as an option depending on the application, temperature, and other environmental factors. Put the bottle in the sun or in front ofa lamp to reliquify. 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. 1 Oz is recommended for 1 Quart of Gel Coat or Resin. 0000009357 00000 n 0000001107 00000 n AN We all have a phone with a calculator so that makes this process even easier. Our technicians suggest the use of Dyekum Steel Blue Dye to be really thorough. 0000003417 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. Pumps, Livewell Aerator Pumps Click Here. Thank you! The specific gravity of MEKP is 1.045. Approximately ten drops of MEKP to each 1/2oz. The weight of MEKP 925 is 1.125 grams per cc. (1 quart) 1/2 ounce to 1 ounce: 1 gallon: 2 ounces to 4 ounces: Important Note. How Many Drops Of Catalyst Per Ounce Of Polyester Resin then sanding the gel coat down starting with 150, 220, 400 wet and 600 wet. We have all done it in a pinch, but there's a quicker way. At 70 degrees, you get 15 minutes, but at 90 degrees, you only get 5 minutes. Then use a rubbing compound to remove the rest of the scratches. With the new ratio of .6 CC per oz of gelcoat everything took perfect. 2 What is Topcoat? Seats, Pontoon Boat Seats & cc = cubic centimeter. Ideal for touching up scratched gelcoat. endstream endobj 140 0 obj <>/Size 114/Type/XRef>>stream Get all the latest information on events, sales and offers. Thanks in advance for your help. Use one or the other. Turning brown or even worse your mixing jar catching on fire. Covers, Other How do you know how many ml's per drops you are getting? 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). For most work, a 3 or 4 wide brush will suffice. All Gel Coats from Bottom Paint Store come with MEKP with each gelcoat purchase. your boats Gel Coat Match, Shop Lighting, Marine Teak 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 . If you're doing a larger project and counting drops of catalyst is not an option, base the amount of MEKP required on the weight, not the volume, of the resin. You are using an out of date browser. xref 30 drops is approximately equal to one cc. Deals, Dealer Sockets, Marine Electrical Dollies, SportsStuff Great Big There are about 20 drops in a cc/ml, so for 4oz of gelcoat you would mix 27 drops of MEKP. 0000002243 00000 n Methyl Ethyl Ketone Peroxide (MEKP) MEKP is a clear hardener/catalyst for the room temperature cure of unsaturated polyester and vinyl ester resins. xb`````Uc p7T,T30H3r``dHbecatXbuk(Y7jc>#`9in4; @Qn gg`(g ` 7 Mixing out of the above range will result in a weaker cured resin. How Many Drops Of Mekp Is 1 Oz Of Gelcoat - WHYIENJOY 1 GALLON 2 OUNCES Gelcoat should not be applied over paint, wood, metal, or concrete. Detectors, Binoculars & !0Y|McnY>s,O*T* "LbfM;W20wmw!L That's the problem. See this article for more information: How to Apply Gelcoat by Brush and Roller. This is one of the questions Bottom Paint Store is asked the most.Lets start with explaining that gelcoat is not a paint but a type of resin that is used to provide a protective layer over fiberglass. 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. Lay on the gel coat in a heavy thickness (about 10 mils) using horizontal strokes, and working from top to bottom. When the surface is clean, you want to get moving fairly quickly; if the surface is sitting for some amount of time, you want to re-clean the surface. Oz = fluid ounce . Deals, Electrical Ropes, Boat Once the coating (gelcoat) has cured, it should be block sanded using 250 wet grit paper to remove all brush marks and high spots. Covers, Boat Cover For use as a final coat over fiberglass layups or for repairs, this gelcoat cures to a hard, glossy surface. Bilge Pump, Tires, Rims, & Hub Generally, mix one-pint batches. 2007 Beavertail Opsrey - 2017 Suzuki DF60A. Mixing SMALL amounts of gel [Archive] - Scream And Fly Powerboat and Keep in mind that you have a limited time to apply what you have mixed (usually between 5-15 minutes). The ease of application makes this the perfect gelcoat for repairs and small parts production with no wax needed. Easy! 1 Oz is recommended for 1 Quart of Gel Coat or Resin. gelcoat resin and catalyst - alameed-med-services.com Compound and polish with Aquabuff 2000 then happy a wax such as Collinite 925 UV for protection. Sandable time: Depends on temperature, amount of catalyst, and mass of fairing compound. Gelcoat Catalyst Requirements. Each of these coats of gelcoat may involve several passes. Gelcoat without wax is used when you have a different method selected to cure it. and gelcoat needs twice as much catalyist. This is about polyester gel with MEKP hardener. 0000002082 00000 n Another option is you can use an 800 grit compound for the gelcoat at this stage. Use a gelcoat thickness gauge to ensure proper thickness is achieved. Combos, Fishing Tools & 0000023586 00000 n Measures Chart (Example - 1 Gallon = 231 Cubic Inches and 0000019960 00000 n The drops fogged vision in right eye versus using simple artificial tears. Applying Gelcoat by Brush or Roller: Choose a good pure (natural) resin-resistantbristle brush with tapered ends. Mix thoroughly and methodically into the resin otherwise some portions of resin may not be catalysed and thus not cure properly. Mike, Your email address will not be published. Harware, Marine Nuts, Bolts, & Do not use any other wax additive when using Patch Booster. For example, four drops of hardener will be 1 percent of 1 ounce of resin. ACCOUNT, Find 0000006580 00000 n How many drops of MEKP is 1 oz of gelcoat? - AnswersAll The amount of MEKp that you add to gelcoat and resin will vary with outside weather conditions. This item has a shelf life of approximately 2-3 months. HOW MUCH RESIN & GLASS DO I NEED? - LBI Fiberglass TIP: If using a wooden mixing stick, place the stick in the resin before adding catalyst so the wood doesn't absorb the catalyst. If you want to roll on a gelcoat, be sure to use a 1/8 or 14 solvent-resistant nap. If the surface is painted then the paint should be removed before the gelcoat is applied. Trailer Winches, Shop Seats, Offshore Boat therefore by my calculations you'll need 10 drops. & Dock, Anchor Chains & PDF MEKP Ratio Chart Polyester Resin - Silpak Clean the repair area and all tools with acetone prior to application. Resins MEKP - Number of cc per Volume), Catalyst Concentration by Grills, Boat Drink Following this, it should be wet sanded with 320, 400, and 600 wet grit paper, buffed, polished and waxed. Find many great new & used options and get the best deals for 3 PK REFRESH LIQUIGEL Lubricant Eye Gel 0.50 oz NIB EXP. Adding cured meats such as pepperoni or sausage adds even more sodium. This morning not even tacky and hard enough to sand already! Gelcoat can take as much a 2x the amount of MEKP as resin. Mixing thoroughly is just as important. How many drops of MEKP is 1 oz of gelcoat? Use a gelcoat spray gun such as ES Manufacturing Gelcoat Spray Gun G830, ES-G100 Spray Gun, or equivalent. PDF GELCOAT AND RESINS CATALYST RATIOS NCINSTGCCAT-v.2 - Multi-Tech Products Fibreglass Catalyst Requirements - Nivitex Epoxies are much simpler to get a good ratio by weight. Parts, Rule 1500 GPH Automatic Mix in the MEKP at 1-1.5% and see if it works ok on a test panel. Use the spreader to add the . How much hardener should I use? X`:.geS>Xpiq~\\|=)Dv0'O-GFT# Marble, Engine 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. TIP: You can also use these to calculate the correct amount of Wax Additives or other surfacing agents like Patch-Aid (3-4%) or as recommended. 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. The amount of catalyst may be adjusted in small, incremental amounts, either upward or downward, to account for temperature differences (more for cooler temperatures, and less for . Non-Laminating Finish Gel Coat | West Marine Mixed 3 new ounces of gelcoat and put between 1.8-1.9 cc's (0.625 cc's per oz) of MEKP in the mix for two minutes. Come join the discussion about engines, modifications, classifieds, troubleshooting, fishing, boating, poles, maintenance, and more! If you dont see the blue dye again, you know youve sanded it all properly. Parts, Boat Tubing & 0000001926 00000 n Good news! 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. Legal Disclaimer: User assumes all liability. All the essential pizza ingredients the crust, sauce, and cheese contain a lot of salt. 0000006330 00000 n How? How many drops of Polyener resin are in an ounce of hardener? Varnish, Marine Adhesives, %%EOF Acessories, Fishing Outriggers & Gelcoat and MEKP ratio issue - Dedicated To The Smallest Of Skiffs For the Water Clear Casting Polyester Resin, this drops to 1.5% or 15ml for every 1kg. 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. Registered User. 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. Gelcoat and Topcoat - Guide, Instructions, Comparison example6oz resin times 2%= .12 times 30 = 3.6 cc of MEKP8oz resin times 1%= .08 times 30 = 2.4cc of MEKP6oz gelcoat times 2%= .12 times 30 = 3.6 times 2 = 7.2cc of MEKPRemember to use my discount code at www.totalboat.com code: TBholdfastsubscribe to the channel, and don't forget out patron https://www.patreon.com/HoldfastmarineMEKP dispenserhttps://fiberglasssupplydepot.com/MEK-DISPENCING-BOTTLE.htmlPolyester resinhttps://www.totalboat.com/product/polyester-laminating-resingelcoathttps://www.totalboat.com/product/gelcoatfairing compoundhttps://www.totalboat.com/product/polyester-fairing-compoundMEKPhttps://shop.hamiltonmarine.com/products/fiberglass-hardener-mekp-organc-peroxide-clear-gal-15046.html#holdfastmarine #totalboat #fiberglasssupplydepot as this one is). If you need more time to work, be sure to sit the can in some cold ice water to cool it down to 60 degrees to allow you a little more working time. Tackle Boxes, Fishing Bait & Resins that have Duratec in their name require a 2% mix ratio (2 2/3 ounces per gal startxref of Fiberglass Resin (or for can of Fiberglass Resin, use tube of liquid hardener). Epoxy activators are all proprietary, depending on the product. Fillers are added to help control peak exotherm, shrinkage, and cure rate. 2. gelcoat needs a surface seal of some kind to inhibit air on the surface. Instantly, you will gain predictable results. 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. 0000022891 00000 n 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. Avoid brushes that are either too stiff or too soft. They are sturdy and smooth on the inside to help with complete mixing. #3. Mixed 3 new ounces of gelcoat and put between 1.8-1.9 ccs (0.625 ccs per oz) of MEKP in the mix for two minutes. startxref So bought a quart of MarPro gelcoat with wax with the MEKP hardener included. Free shipping for many products! Furniture, Boat Seat Pedestals & Practice and prepare!! Otherwise, there will be only one coat. I would forget the drops and using ounces. Rollers, Boat Trailer Description. If you brush on the gel coat, make sure to use a solvent-resistant brush. Thanks for the help. I don't know if age effects it or not. Mix small batches at a time since too much MEKP will result in the hardening of the gelcoat way too fast!
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