Resin that cures still in the mixing pot is unusable. Deals, Pumps & Plumbing ounce of gelcoat will give you 2% ratio at gel time of 20 to 30 minutes at. You can mix your material right in the lined cup and then simply insert the cast aluminum lid onto the lined cup, attach the cup to the gun and you are ready to spray. All the essential pizza ingredients the crust, sauce, and cheese contain a lot of salt. Ratio The ratio range for catalyst to resin is 1 to 2 percent hardener to the total volume of resin to be used. How many drops of MEKP is 1 oz of gelcoat? 20ml for every 1kg of Resin in working conditions at room temperature. Insurance, Boat Bilge Pump, Tires, Rims, & Hub For example, if you are using a conventional spray gun, you should set the pressure between 30 and 50 psi. Category, View It needs to be handled with care. Use a gelcoat spray gun such as ES Manufacturing Gelcoat Spray Gun G830, ES-G100 Spray Gun, or equivalent. %%EOF #3. of Gelcoat w/o Wax = 1/4 oz. 8 drops 16 drops 16 drops Add the MEKP to the Gelcoat before thinning. Pumps, Marine Pump Replacement Darker color gelcoats will also require more MEKp then the recommended amounts above. If you want to roll on a gelcoat, be sure to use a 1/8 or 14 solvent-resistant nap. Downs, Couplers, Mounts, One slice of pizza is about six ounces and 300 to 400 calories. Creating is very rewarding! of Catalysts to be Used with Polyester Resins MEKP - Number of oz. 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. When spraying to a radius, flow the gelcoat to the tape. and gelcoat needs twice as much catalyist. Ventilation, Interior & Cabin Boat Gel Coat - Spectrum Color, Pumps and The normal ration of resin to catalyst is just over 1% but should not go over 2.5%. Used as the hardener (activator) in Gel Coats and Resins. Smoke Again I'm not a fan of "drops" because its super subjective. Hardware, Boat Trailer Communication, Auto Pilot HWnF}WK Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable Gelcoat should not be applied over paint, wood, metal, or concrete. Supreme Mariner Joined Oct 18, 2007 Messages 12,932 oops! The two componants when mixed will react with each other to crosslink and polymerise into a solid plastic. Mix thoroughly to ensure that all gel coat is properly catalyzed. Tackle Boxes, Fishing Bait & Fenders, Boat Trailer It is typically used between 1.25% to 1.75% (1 2/3 ounce to 2 1/3 ounces per gallon). . Covers, Boat Cover 100 ml at 1.5% is 1.5ml MEPK etc. Registered User. 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. In the meantime, you might find this article helpful: Gel Coat Application Guide - How to apply gelcoat correctly (fiberglasssupply.com) Last edited: Jun 1, 2022 (#69-A) unit can be shipped via standard ground service without hazard charges within the 48 contiguous United States. Applying Gelcoat by Brush or Roller: Choose a good pure (natural) resin-resistantbristle brush with tapered ends. Another option is you can use an 800 grit compound for the gelcoat at this stage. Legal Disclaimer: User assumes all liability. of wax; 32 oz. Ideal range is 1.8% @ 77F. Most re-sprayed gelcoat will cure in 2-4 hours, although overnight cures are ideal. I believe the 12:1 was written for 72 degree F days. All, Anchor & therefore by my calculations you'll need 10 drops. Do not use more than 1 oz tint per quart. 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. At 77F 1.8% MEKP will provide a gel time of 10-17 minutes. That sounds about right. Wells, Toilet & Waste & Sonar, Trolling 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 Video, GPS Chartplotters & 2. Our technicians suggest the use of Dyekum Steel Blue Dye to be really thorough. Note: All gel coats and resins from the Bottom Paint Store include MEKp with the applicable size of gelcoat/resin. Systems, Marine Plumbing Do you need to add catalyst to resin? If thinning is needed for gun/nozzle used then Patch Booster is a additive that will thin out gelcoat and not affect colors, such as acetone or styrene. Depending on the orifice size of the bottle your using 10 drops could equal .5cc, 1cc, 1.5cc.. using a $0.89 syringe is cheap insurance to me. 0000010798 00000 n I do suggest you start small. The minimum recommendation from Dow is 1% MEKP to resin by weight, with a maximum of 2.5%. For 50 g gel coat add 1 g catalyst (approximately 20 drops) For 100 g gel coat add 2 g catalyst (approximately 40 drops) per Volume). Covers, Other The ratio is 1-1 oz tube per quart, or a 4 oz tube per gallon. Hardware, Boat Seat Looking for Feedback. Duratec is for a cosmetic high gloss finish. Use a measuring cup rather than a syringe as it can be shot into the container and bounce back into the eyes. How much does a gallon of polyester resin weight? Description. The car polishers wont work if theyre spinning too slowly, so you want to check the speed of the spin. For a better experience, please enable JavaScript in your browser before proceeding. Seats, Offshore Boat Gelcoat Repair Part 2: Mixing and Application. Please follow the instructions located on the products page or the label. 0-2.2% MEKP based on the weight of the resin). Usually 12 drops per ounce of gelcoat or 1.8% at 77F. CREATE 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. Add a New List . Quantity. Battery Charger, Marine Audio & Rafts, Paddle Note: All gel coats and resins from the Bottom Paint Store include MEKp with the applicable size of gelcoat/resin. As nouns the difference between catalyst and hardener is that catalyst is (chemistry) a substance that increases the rate of a chemical reaction without being consumed in the process while hardener is one who, or that which, hardens. Resin starts to cure but does not go all the way completely. Dock, Cabin and Thoroughly mix paste, pigments, and hardener. & Circuit Mix 2-3% of MEKP Hardener into the Gel Coat. Generally, one heavy coat is sufficient. Once you mix and catalyze, you have about 15 minutes to apply the gelcoat before it starts getting hard or starts togel. The actual working time depends on the amount of catalyst and how hot the working conditions are. **NOTE** Duct tape is recommended over masking tape because it provides better protection. Its best to do a 4-foot by 4-foot area at a time. If you add too much then you risk it burning. Gel time at 1.8% MEKP is 10-17 minutes. <<2369ebe0f6fbc740aa2d803257e02535>]>> Be sure to have a good strategy when applying your gelcoat. You could also go to a local pharmacy such as CVS and ask for a few. More if temps <60> 80 or 90. Mix the polyester resin with a catalyst named methyl ethyl ketone peroxide (MEKP) to begin curing. Free shipping for many products! Keeping good notes will help you build a database of initiator levels for temperatures that you encounter frequently. Covers, Boat Seat 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. 0000002243 00000 n 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. It is mixed with a gel coat of one .. Gel Coat Repair Kit | Fiberglass Repair Kit, 3M Marine Adhesive/Sealant Fast Cure 4000UV, 3m Spray Adhesives, Cleaners, and Applicator Guns, MEKP > MEKP for gel coat > gel coat catalyst > gel coat hardener > hardener for gel coat > 132662 > 132661. When mixing MEKP with resin, take care as a violent mixing action can splash it out of the mixing container. Now, Shop What is brushable gelcoat? Practice and prepare!! Check color thoroughly before applying. %PDF-1.4 % Tables, Minn Kota Or UPGRADE! Start by sanding the surface with 150 grit or sandpaper. 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. If you want CONSISTENT RESULTS every time you mix, YOU NEED to MEASURE BY WEIGHT NOT VOLUME!! Lights, Boat Trailer ADD TO CART. Jacks, Boat Trailer Brakes & CATALYST LARGE QUANTITY CHART Catalyst Concentration Resin Quantity Quart Gallon 5 Gallon 1/2% 1/16 oz 2/3 oz 1 1/3 oz 3/4% 1/4 oz 1 oz 5 oz 1% 1/3 oz 1 1/3 oz 6 2/3 oz 1 1/2% 1/2 oz 2 oz 10 oz CATALYST SMALL QUANTITY CHART CatalystConcentration Resin Quantity30 drops = 1 cc 2 oz 4 oz 8 oz 12 oz 16 oz 1/2 % 9 drops 18 3M and UV tapes , and masking papers are recommended. Spraying gel coat is recommended for more accurate and consistent coverage. hry/ %qSB>JdM|}gvei8=sY<9Y'W`g09tkJLNf B3!^Oil d6m|uM} p{ql+s,S'. Remember to always lap wet. Mix in the MEKP at 1-1.5% and see if it works ok on a test panel. When working on the deck or cabin, tarp off the adjacent areas. Description. 0000015038 00000 n This is the amount of Catalyst you will add in Ounces. Helm Seats, Shop (1) One Gallon Polyester Resin = 9.2 pounds (2) Specific Gravity MEKP = 1.13 (3) Drop from 1 oz. Every 10 feet or so, youre going to want to clean your pad with a spur or some air to make sure the contaminants dont scratch your surface.If you want a perfect, glossy shine, use a machine glaze and then two wax coats,and youll have a stunning, glossy professional finish. Below 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. Adding too much of either resin or hardener will alter the chemical reaction and the mixture will not cure properly. tube of liquid hardener (MEK Peroxide) is sufficient to harden the entire contents of a gallon container. as this one is). Good news! If you brush on the gel coat, make sure to use a solvent-resistant brush. You are using an out of date browser. Get a proper measuring cup and syringe and use cc's or ml's for both. Gelcoat requires Methyl Ethyl Ketone Peroxide or MEKP to enable the process of hardening. 0000023316 00000 n 7.
Kevin Sutherland Football Coach,
Real Living Collection Gray Cypress,
Articles H
