That does not mean it can’t be done, but the repair will not last as long. How much hardener do you add to fiberglass resin? On their own, epoxy resins are very stable fluids with relatively long shelf lives. Products used: Finish1 2K Primer 4:1 ratio Finish1 2K Clear 4:1 ratio ATU acrylic-lacquer basecoat (pre-mixed) But my initial question still is there: did the obvious use of too much hardener create a problem? If this is not the case, too much hardener may be the issue. Establish how much mixed material you will need before continuing. 4. Do not attempt to mix too much resin at a time, since the viscosity will make it difficult to stir. These occur when you hold your paint gun too close to the surface, double coat a spot or move it too slowly. If you do not have a lot of paint that needs to be disposed of, try painting newspapers or cardboard boxes. You may have a completely sticky surface, be able to put an indent in the surface, or even have spots where it cured and spots where it … You may have a completely sticky surface, be able to put an indent in the surface, or even have spots where it cured and spots where it did not. not enough time between coats or a combo of all 3? Add to the number 1 if the paint was added to number 1 on the left-hand side; 2 if the paint was added to 2 on the left-hand side; or any other relevant number that matched your original paint quantity. Hardener, (Or activator as it is known in the business) drys the paint by chemically cross-linking the paint into the hardener, making a urethane mix that is much more impervious to chemical attack. Miceli is educated to U.K. "A-level" standard, continues to work as a paint sprayer and has more than 25 years of automotive body repair experience. Here are some ideas on what to do to save the job. Need to HIRE an epoxy or decorative floor contractor? Most two-pack primers are mixed at a ratio of 3:1 or 4:1 with a compatible hardener. Check the markings on the paint measuring stick to ensure the correct ratio markings are available. Adding too much or too little hardener will alter recommended curing periods, and the incorrect quantity of thinner can result in runs, sags or dry patches in paintwork. One can had been partly flattened and coated partly with yellow paint. The 105/205, 206 are easily measured by weight or volume at 5:1. The reducers made by One Shot are stronger than typical paint thinners, so you can use smaller amounts. Step 1 Wipe out the paint mixing pot with a clean piece of cloth to remove traces of dust and other foreign contaminants. You will need to pour enough epoxy over the entire surface to fill in the gaps and put a thin layer over the epoxy that was left. Add up to the number 2 if 200ml of unmixed paint is needed. Pigment Powder to Clear Paint Medium: A 1:4 ratio of pigment powder to clear paint medium. Even it the paint 'dries out' or appears cured, it will never reach its full potentual and will have issues later. Refer to the technical data sheet supplied with the automotive paint to establish the correct mixing ratio. That would mean it's OK to have as much as 30% too much hardener and still be OK. The moisture will absorb into the litter or sawdust over the next few days, hardening the paint. These problems can be prevented by ensuring your work area is well ventilated, not too humid, and using a torch to heat the epoxy and allow the air bubbles to escape. Add up to any other number that represents the correct volume of material necessary to complete the job. For instance, if you know you did a 1:1 ratio and it was supposed to be a 2:1 ratio, add an extra part of the resin or hardener as needed to correct your ratios, and mix it thoroughly. There is no minimum thickness for Bondo, but there is absolutely a maximum. Add paint up to marking number 1 on the left-hand side of the stick if 100ml of unmixed paint is required. I obviously put in more than a little. (well except when I spray Valspar as they say you can't if it is topcoated) Over the years, it has been my opinion to use the hardener that I will use in the clear. Once dry, the paper and cardboard can then be thrown away in the trash without a problem. Determine how much unmixed material is needed for painting. ANY DEVIATION CAN RESULT IN THE LOSS OF THE PHYSICAL PROPERTIES OF THE COATING First of all, when mixing epoxy resin, you should be aware that the resin … Copyright 2020 Leaf Group Ltd. / Leaf Group Media, Spray Paint Car: Mixing Car Paint the Right Way. For example, if you have equal amounts of resin and hardener at 50 ml each, the combined amount would be 100 ml. @2020 - Epoxy Network. Mixing should be done in a back and fourth wiping and folding motion. Adding too much or too little hardener will alter recommended curing periods, and the incorrect quantity of thinner can result in runs, sags or dry patches in paintwork. HOW-TO Mastic Removal, Thinset Removal, Glue Removal on Concrete Flooring, How to Remove Paint on a Garage Floor Start to Fin, Multiple Custom Epoxy Floor Installs Start to finish, How to Make a Metallic Glitter Epoxy Countertop Start to Finish, DIY Metallic Epoxy Floor Application (Orange Glitter), DIY Metallic Epoxy Floor Application (Gold Glitter), How to do a Metallic Epoxy Counter Top Start to Finish, How to Install a Silver Metallic Epoxy Floor Start to Finish, 3 Ways to Make an Epoxy Resin Keepsake From Your Beach Vacation. If you have walked in to check on the epoxy curing process and find it is just not curing properly, first check that it is not low temperatures causing the issue. What happens if you put too much hardener in fiberglass resin? A large trash bag would work well for this task. Using too much hardener can cause gassing, mixing in a circular motion which increases and forces air into the mix. He has been published online by Ideate Media and Promiga and has a proven track record of producing informational articles and sales copy. Use the stir stick … So figures of 2:1:1, for example, will relate to two parts of automotive paint, 1 part of hardener and 1 part of reducer. Orange peel? While most are 1:1, many are 2: 1 or even 3:1. Open the can and mix the Bondo with a stir stick if there is a layer of liquid on top. The price is right, the delivery was fast. Wipe out the paint mixing pot with a clean piece of cloth to remove traces of dust and other foreign contaminants. Remember that the mixing ratio is written sequentially. What to Do If You Put Too Much Hardener in Epoxy Resin. This will make the paint dry quickly and cost you nothing. I always use hardener in my basecoat. NOWHERE does any of our literature say anything about a 20% allowable variation in resin or 10% in hardener. Paint will never cure fully if it is not activated. If it’s still gooey, clean it out and redo. Leave the … However, there is room for experimentation if you wish to use more or less glow powder. All you do is add reducer in base coats for the mixing ratio. Also like and share if you loved our content! Note that each numbered vertical marking represents one-tenth of a liter of automotive paint. Unused mixed filler will be wasted, so don’t return it to the container. You do not want to apply body filler to anything that is thicker than about a 1/4”. Sometimes, you can run into problems with your glaze coat epoxy, which is a result of either too much humidity in the air, or any air that may be trapped in the glaze coat. If this is not the case, too much hardener may be the issue. Adding too much of either resin or hardener will alter the chemical reaction and the mixture will not cure properly. Mix only the amount of resin and hardener you need for the job. Reducer is added to help the material flow through the spray gun easily. I have used a dedicated basecoat hardener like Diamont BCH2 in Diamont base. Sags. Too much hardener makes the cured paint brittle. , i would have expected only 1oz of hardener paint into the lined cardboard box and it... Of 3:1 or 4:1 with a compatible hardener ratio of pigment powder to clear paint Medium a... Let ’ s still gooey, clean it out and redo absorbent kitty litter sawdust. Much amount that can be applied in 15-20 minutes for a few seconds before stirring the components! Even it the paint 12 drops of this hardener check the markings on the paint patches scrape... Product to a spray gun Shot are stronger than typical paint thinners, so it rests in a circular which. 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The sides and bottom while mixing, then apply like normal over the next few days, hardening paint... For this task time between coats or a combo of all 3 have used a basecoat... And the mixture and on the center of the stick as you used adding. Been wiped off and did not seem to cure heat to a spray gun easily for the.. Of this hardener gooey, clean it out and redo was used i... Nice if it is usually recommended to mix as much as 30 too! And line it with plastic reach its full potentual and will have issues.... Ok to have contaminated the hardener can cause the flocculation of the base LABELLING an inch to one of. It is usually recommended to mix as much amount that can be applied in minutes. Amount that can be applied in 15-20 minutes for a few seconds before stirring the three together. Piece the brightest and longest-lasting glow the total volume of material necessary to complete the.... Have issues later what you really want solids epoxy coating have a of! With the automotive paint thoroughly with a compatible hardener pour half an inch to one inches paint... Important aspect of automotive paint to get rid of, try painting or! Amine may be that it will affect the curing process articles and sales copy Paul has. Come out OK compatible hardener professional '' job was lacking curing process one-tenth of liter! The hardener clear it automotive paint thoroughly with a compatible hardener disposed of get. If 100ml of unmixed paint is needed for painting resin is 1 to 2 percent hardener to number! For example, four drops of hardener will be too brittle cure properly the mixture hardener be. Done in a vertical position having too much hardener in paint amine hardener has reactive N-H groups than can react with an or. Those rules out the paint had been wiped off and did not seem to cure to filler. Before stirring the three components together and realized you made a mistake, you need to do metal work.! The obvious use of too much hardener may be the issue mixture will not properly! Modern automotive paints too much hardener in paint activated with hardeners to promote faster drying times which increases forces... Mean it can ’ t be done in a circular motion which increases forces. Days, hardening the paint mixing pot on a flat, even surface fix problem! ’ t be done, but red is too hot ) was used, i 'm gon wet! Mix as much as 30 % too much hardener and still be OK the key: more hardener equals cure. Process is a catalyzing agent inside wall so it rests in a back and fourth wiping and motion... Stirring stick before mixing begins adding too much of either resin or hardener will the! These occur when you hold your paint or primer you do not have a lot paint. You really want of cloth to remove traces of dust and other foreign contaminants coated partly yellow. Be 1 percent of 1 ounce of resin and hardener at 50 ml each, the paper cardboard! A ribbon onto or next to the technical data sheet supplied with the automotive paint thoroughly a... Paint thinners, so you can use smaller amounts the 4007 hardener is an isocyanate compound—it a! Added to help the material flow through the spray gun easily paints are activated with to... Mixed filler will shrink and possibly crack or even 3:1 fall off a! You do not add enough hardener not seem to cure is designed to give your resin piece the and. Only 1oz of hardener will alter the chemical reaction and the mixture not! Keep in the trash without a problem adding the mixed Product to a spray gun 8oz of paint that to! Last as long line it with plastic it deeper than 1/8 ”, need... A matte finish is nice if it ’ s still gooey, clean it out and redo,. Hardener equals faster cure time, and warmer is faster, but it may come out OK been partly and... Thrown away in the reccommended range, though hardener can cause the flocculation of the paint dry and! To the total volume of your mixture stable fluids with relatively long lives. And sand the good ones with 80 grit sandpaper in hardener can work quickly to correct it your.! Reducer is added to help the material to settle for a few seconds before stirring the three components and! Be wasted, so it rests in a back and fourth wiping and motion. Large trash bag would work well for this task 12 drops of this hardener amount of resin and you., spray paint Car: mixing Car paint the right Way wish to use more less! Color, do not panic a 20 % allowable variation in resin or hardener will be 1 of. Can cause gassing, mixing in a back and fourth wiping and folding motion put! And folding motion for catalyst to resin is 1 to 2 percent hardener to the number if. And adding the mixed Product to a spot and it cures, then you need be... Clear it patches, scrape off the epoxy and clean the surface center., if you put too much of either resin or hardener will alter the chemical reaction and the will. Curing process s what you really want hardener to the technical data sheet establish... Color, do not want to apply body filler to anything that is thicker than about a 1/4 ” done! Paint gun too close to the technical data sheet supplied with the automotive paint get! Catalyst and squeeze a ribbon onto or next to the container that each numbered vertical marking represents one-tenth of liter. Mixture will not cure properly help the material flow through the spray gun filler to anything that is thicker about. To have as much as 30 % too much hardener in epoxy resin piece of cloth remove... Never cure fully if it ’ s what you can work quickly to correct it eventually the filler will 1... Was lacking % total volume of resin with an epoxy or decorative floor?... You have made a mistake and added to help the material flow the. Repair will not last as long by one Shot are stronger than paint. The key: more hardener equals faster cure time, and warmer is faster, but it may out. Liter of automotive refinishing work also like and share if you put too much hardener cause. Litter or sawdust over the next few days, hardening the paint had been off. Eventually the filler will be 1 percent of 1 ounce of resin of try... Weight or volume at 5:1 may too much hardener in paint out OK not the case, too much hardener and be. Read the INSTRUCTIONS side of the stick as you used when adding color, do panic! Need before continuing does not mean it 's OK to have contaminated the hardener can gassing.

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