How much mek for gelcoat

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August undefined, 2024

WebJan 5, 2011 · As a general rule: The catalyst level ( MEKP) should not exceed 3.0% or fall below 1.2 for proper cure. Ideal range is 1.8% @ 77°F. Gel time at 1.8% MEKP is 10-17 minutes. This time element is dependent on material … WebFeb 5, 2011 · Typically gelcoat is catalyzed at 1.5 to 2% Use the 2.0mm tip for your sprayer the bigger the better Thin with Styrene or MEK they say 10% but reality is with your spray equipment you may need to go a little more (but you degrade the gelcoat some by thinning)

What do I use to thin gelcoat? – Jamestown Distributors

WebMethyl Ethyl Ketone (MEK) is an effective solvent in gel coats that allows them to spray and level significantly better than acetone in spraying applications. MEK should be used to … WebOur Gel Coat is a non-run, non-sag formula that provides hardness and resiliency. Quick View. White Gel Coat $ 38.99 – $ 109.99. Premium Grade ISO/NPG Marine Gel Coat; Available With Or Without Wax; Select options. Quick View. Clear Hi UV Gel Coat $ 42.99 – $ 109.99. Perfect For Clear Top Coat; Available With Or Without Wax; thomas newcomen atmospheric engine

Can you thin gelcoat with MEK? – KnowledgeBurrow.com

WebSep 17, 2024 · MEK does not "reactivate" the gel coat. The patching products like Patchaid will speed up the cure and create headaches when spraying more that a small amount. 2% is the high end of catalyst ratio. Always measure everything, no eyeballing it. There was probably more incorrect stuff, but I started with this list. And painting is much easier. WebBelow are two FREE MEKP Calculators and a MEKP CHART to simplify the process of determining the proper ratio of resin to catalyst or gelcoat to catalyst. 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. Web4.5. 70 Reviews Write a Review. 98%. of respondents would recommend this to a friend. SKU: 488419. Premium ISO/NPG neutral, white, and colored marine gelcoats. Compatible … thomas newcomen country of origin

Spraying gelcoat over gelcoat Boat Design Net

Minimum compressor CFM/gal requirements for spraying gel coat?

WebGelcoat is typically applied from 5-25 mils in thickness (depending on application method and the recommended application thickness for a specific product), and the yield will be dependent on this. Please see the chart below for common yields based on quart or gallon units. The addition of MEKP (Methyl Ethyl Ketone Peroxide (catalyst)) or any ... WebCatalyze at 2% with MEKP catalyst. Thin 5 to 10% if necessary to a desired spray viscosity with solvent or a fast acrylic lacquer thinner. Application Procedures Note: Spray pressures should be 35 to 50 psi. If a pressure pot is used, provide 10 to 15 psi pot pressure. uhs meet the staffWebApr 1, 2024 · Each application and brand of gelcoat will require different amounts of thinner for a specific application, so there really is no short answer. For small repairs, a small … uhs mdcat

"WebMethyl Ethyl Ketone Peroxide (MEKP) MEKP is a clear hardener/catalyst for the room temperature cure of unsaturated polyester and vinyl ester resins. It is also needed with all … " - How much mek for gelcoat

How much mek for gelcoat

Marpro White Gelcoat - Hopkins-Carter.com

WebDescription. Used as the hardener (activator) in Gel Coats and Resins. 1 Oz is recommended for 1 Quart of Gel Coat or Resin. 2 Oz is recommended for 1 Gallon of Gel Coat or Resin. … WebBelow are two gelcoat estimators for calculating the amount of gelcoat you will need. We are offering these as an aid to help determine the right size of gelcoat, high gloss addtive, and MEKP to purchase. Please keep in mind that these do not include wastage.

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http://www.uscomposites.com/pdf/MEKPDirections.pdf WebThe MSDS also shows 1.5% MEK as solvent. • The gel coat contains 41% styrene and 3% methyl methacrylate (MMA). • 650,000 pounds of resin and 85,000 pounds of gel coat materials were used in making the products in the following areas: a) Manual Lay-up Resin = …

WebAlways tint the gelcoat prior to adding MEKP, or there may not be enough working time to apply the gelcoat before it begins to cure. Gelcoats also have a maximum concentration … WebTry to remove minor gelcoat scratches by water sanding using a hard rubber block or hard piece of plastic with grits 220, 320, 600 or 800 then 1000 before a fill or spray. ... If thinning gelcoat with Acetone, MEK solvent or other optional reducers use the least amont possible start out with 3 or 4% then see if gelcoat sprays without to much ...

Web10 rows · Manufacturers New Arrivals $77.79 03-03-2024 Fiberglass Cloth 8.5oz x 50" Twill $8.75 02-22-2024 7" Flex Edge Grip Backing Plate $19.99 More... Reviews Gelcoat … WebOct 3, 2024 · Methyl Ethyl Ketone (MEK) is an effective solvent in gel coats that allows them to spray and level significantly better than acetone in spraying applications. MEK should …

WebDec 6, 2024 · Too much MEK can be irritating to the gel coat, so use the appropriate amount. As a result, polystyrene is more effective as a reducer, and it will cross-link the resin to increase its durability. If more than 10% styrene or acetone is added at the same time, the gel coat may be damaged.

WebSpecific 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. Ft. @ 10 … thomas newcomen familyWebMay 1, 2024 · Here’s a rough guide to the quantity required to apply to the mixture of gelcoat: You will need 0.625cc of MEKP per ounce of gelcoat if you’ve used a thinning agent like Patch-aid ( Check Amazon ), This equates to 12 to 18 drops per ounce of MEKP. You’ll need to add 11cc (about 165 drops) per quart of gel coat to scale up. thomas newcomen early lifeWebOct 5, 2024 · Use MEK or acetone if you need to degrease the gelcoat. If the gelcoat on your boat or RV has oil and grease on it, put on a pair of thick rubber gloves and soak a rag in methyl ethyl ketone (MEK) or acetone. Wipe the surface of the gelcoat to remove the oily contaminants. [3] thomas newcomen bornWebAdding more MEKP will also make your pot gel way faster than you intend. Mix your MEKP to gel in 20-25 minutes. Spray your mixture with 60-80psi and your a good heavy primer tip in your gun, I have very good luck with a 2.0 out of a Sifon feed gun. Spraying gel is totaly diferent than paint... Just cover your piece well, because you will be ... thomas newcomen compressed steamWebpolyester resin/gelcoat is catalyzed with mekp (methyl ethyl ketone peroxide). the ratio is approximately one ounce of hardener per gallon of resin. use the following ratios for … thomas newcomen definitionWebQuart and Gallon (includes MEKP catalyst) $39.99 - $139.99 Gelcoat Boat building, repairs and layups Polyester resin, TotalBoat Polyester Fairing Compound, previously gelcoated surfaces, TotalBoat Polyester Structural Repair Putty, TotalBoat TotalProtect, and TotalBoat 2-Part Epoxy Primer. See Technical Data Sheet for details. thomas newcomen education and skillsWebThe amount of MEKP depends on the specific brand and product, but, generally, is 1-3% for most applications. 3% would give the shortest working time, but might be necessary for cooler conditions. 1% is commonly deemed as the safest amount to use for the longest working time, or when the user is not as experienced. thomas newcomen invention date