Gel Coat Mixing Chart, . May 22, 2024 · You can find our MEKP catalyst quantity chart HERE. The Dropper bottle that will yield the exact ratios referenced on this chart when mixing small amounts. MEKP Catalyst Quantity Chart CATALYST LARGE QUANTITY CHART CATALYST SMALL QUANTITY CHART Accurate gelcoat mixing is not optional—it determines finish quality, durability, and safety. NOTE: Using drops for catalyst measurement is only an estimate. Flip top and other larger orifice size lids will yield too much Catalyst. Dec 7, 2025 · Detailed guide on calculating hardener ratios, managing temperature effects, and solving common gel coat curing issues. 125 grams per cc. NOTE: Notice the needle size of the orifice on the dropper tip of the dropper bottle. 75% MEKP. Part # PBBR-. I've seen some posts that suggest 10 to 13 drops of hardener per ounce. Some gel coat spray guns will mix the MEKP as it is sprayed so make sure to follow the manufacturer instructions that came with the gun. Fast-drying, pro-quality nail products. This document provides a chart for mixing gel coat and catalyst for fiberglass resin in different batch sizes. If multiple pails or drums of the same color are needed to make a part, Ashland recommends mixing all the pails or drums together in a suitable container to ensure a homogeneous mixture. I ordered the gelcoat and hardener from Sherfab and it came in yesterday. How much catalyst do I need for polyester resin? How much hardener do you add to resin? What is the mix ratio for polyester resin? MEK Calculator (mekp catalyst ratio calculator) Try it for FREE! Aug 18, 2009 · Instructions and Color Chart for Evercoat Gel Coat Repair There are two gel coat repair kits available from ITW Evercoat Match n Patch Kit (Evercoat 100668), which contains 4 oz. -Mix gel coat and hardener thoroughly for at least one minute. 5%–2. Colour Matching Gelcoat Even if you have the manuafacturer's code to identify your gelcoat it will be very difficult to match that with new gelcoat - Your old gelcoat will have discoloured due to UV and dirt exposure, difference in gelcoat manufacturer, batch numbers and pigment supplier. Explore Golden Artist Acrylics, known for exceptional quality, rich pigments, and versatility, offering artists the perfect tools for creative expression. Resin Catalyst Mixing Ratio. It specifies the amounts of gel coat, gel coat aid at various percentages, and MEKP catalyst to use for batches ranging from 4 to 500 ounces or 100 to 500 cubic centimeters. As per frickin' usual, no indication of a mixing ratio - hardener to gelcoat. If you are carrying out a repair a NEW gelcoat will never perfectly match your OLD gelcoat. Most products need 1. The chart is intended to guide users in properly proportioning ingredients to achieve the desired mixture. Accurate measurement requires precise tools, such as calibrated mixing cups, syringes, or electronic scales. A common starting point for most polyester gel coats is a ratio between 1. yi3cg, mu6, b0nk, mw, ksftm3, zp, hqseg, xc6zm9, ne0ssy, 4d,