E5015 Epoxy Primer WB Coating | Concrete Wood Masonry | 20 Colors
Starting at $51.00
- Versatile product good on concrete, masonry, wood surfaces
- Available in Clear and 20 Colors To Match With Topcoat
- Excellent as primer for epoxy, polyaspartic and urethane coating systems
- Helps prevent concrete outgassing problems when used as primer
- Long 1 - 1.5 hour pot life
Overview
- Description
- Additional Information
- Specs
- Coverage Rate
- Cure
- Chemical
- Application
- FAQ
- Calculator
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E5015 Epoxy Primer WB Coating
E5015 Epoxy Primer WB is a water based 2 component epoxy penetrating primer coating with superb chemical resistance, abrasion resistance and substrate penetration. Has excellent adhesion with 425 psi. When used as a primer coat for epoxy, polyaspartic and urethane coating systems can help prevent damage (bubbles and air pockets) to the topcoat from concrete outgassing.
Comes in a satin finish and choice of clear or one of 20 different colors. The clear is not water clear and not suitable as final topcoat over previously color coated floors. Should select a primer color similar to color of topcoat.
Comes in a quart kit, 1 gallon kit, 2 gallon kit and 5 gallon kit.
For areas subject to constant exposure to water or high humidity, consider using our AM5015 Anti-Microbial Mildew Resistant Epoxy Primer
PRIMER: None required
TOPCOAT: Many products are suitable as topcoats including epoxy, urethane and polyaspartic coating systems.
Where is Epoxy Primer WB used?
- Concrete
- Masonry
- Wood
Why Epoxy Primer WB Coating?
- Versatile product good on concrete, masonry, wood surfaces
- Available in Clear and 20 Colors To Match With Topcoat
- Excellent as primer for epoxy, polyaspartic and urethane coating systems
- Helps prevent concrete outgassing problems when used as primer
- Long 1 – 1.5 hour pot life
- Excellent adhesion 425 psi
- Good chemical and abrasion resistance
- Water base
| Weight | 165 lbs |
|---|---|
| Dimensions | N/A |
SPECIFICIATIONS |
|
|---|---|
| Solids | By Weight 45% (clear) 53% (color) By Volume 36% (clear) 41% (color) |
| VOC | 175 g/L (color) and 230 g/L (clear) |
| Colors | Clear (not water clear – suitable as a primer or concrete sealer only) plus 15 colors |
| Recommended Film Thickness | 5-7 mils wet, 2-3 mils dry |
| Coverage per Gallon | 229 – 320 sq’/gal @5-7 mils wet thickness |
| Packaging | quart, 1 gallon kit, 2 gallon kit, 5 gallon kit |
| Mix Ratio | 4:1 .8 gallons part A per .2 gallons part B by volume |
| Shelf Life | 1 year in unopened container |
| Finish | Satin gloss (40-80 at 60 degrees @glossmeter) |
| Abrasion Resistance | Tabor abrasor CS-17 wwheel with 1000 gram total load and 500 cycles = 54 mg loss |
| Impact Resistance | Gardner impact, direct = 50 in. lb (passed) |
| Flexibility | No cracks on a 1/8″ mandre |
| Adhesion | 425 psi @ecometer (concrete failure, no delamination) |
| Viscosity | Mixed = 400 – 900 cps (typical) |
COVERAGE RATE
| Coverage Per Gallon | 229 – 320 Sq’/Gal @5-7 Mils Wet Thickness |
CURE SCHEDULE
| Pot Life – 1 gallon volume | 1.0 – 1.5 hours (at 75F) |
| Tack Life (dry to touch) | 5 – 8 hours |
| Recoat or Topcoat | 7 – 10 hours |
| Light foot traffic | 16 – 24 hours |
| Full cure (heavy traffic) | 2 – 7 days |
APPLICATION TEMPERATURE: 55-90 degrees F with relative humidity below 75%
CHEMICAL RESISTANCE |
RATING |
|---|---|
| acetic acid 5% | B |
| xylene | B |
| mek | A |
| gasoline | B |
| 10% sodium hydroxide | C |
| 50% sodium hydroxide | B |
| 10% sulfuric | B |
| 10% hydrochrolic acid | B |
| 20% nitric acid | A |
| ethylene gylycol | C |
Rating key: A – not recommended, B – 2 hour term splash spill, C – 8 hour term splash spill, D – 72 hour immersion, E – long term immersion.
MIXING AND APPLICATION INSTRUCTIONS
PRODUCT STORAGE: Store product in an area so as to bring the material to normal room temperature before using. Continuous storage should be between 60 and 90 degree F. Keep from freezing.
SURFACE PREPARATION: Surface preparation will vary according to the type of complete system to be applied. For a one or two coat thin build system (3-10 mils dry) we recommend either mechanical scarification or acid etching until a suitable profile is achieved. For a complete system build higher than 10 mils dry, we recommend a fine brush blast (shot blast).
For an acid etch preparation we suggest our E760CE Muriatic Replacement as a safer alternative.
All dirt, oil, dust, foreign contaminants and laitance must be removed to assure a trouble free bond to the substrate. A test should be made to determine that the concrete has an appropriate vapor barrier. This can be done by placing a 4’X4’ plastic sheet on the substrate and taping down the edges. If after 24 hours, the substrate is still dry below the plastic sheet, then the substrate does not show signs of eventual hydrostatic pressure problems that may later cause disbanding. However, this product can be applied to a damp floor as long as there are not standing puddles.
PRODUCT MIXING: This product comes pre-packaged by weight. Kits should be mixed in their entirety. If partial kits are to be used, refer to the front of this technical data for proper weight mix ratios. After the two parts are combined, mixes well with slow speed mixing equipment such as a jiffy mixer until the material is thoroughly mixed and streak free. This product is an emulsion product and should be mixed well before. Improper mixing may result in product failure. For best mixing results and proper blending of parts A and B, recommend a Jiffy Mixer style drill mixer.
Use of an improper drill mixer can result in streaking of the color because the pigment has not been thoroughly blended. It can also create curing problems if the hardener also called activator (Part B) is not thoroughly blended with the resin (Part A) which can cause some areas on your floor to remain soft and not harden properly. DO NOT USE A PAINT MIXER. Many mixing problems described above can be traced back to using a paint mixer.. DO NOT HAND MIX as this approach can also result in the same problems as using a paint mixer.
PRODUCT APPLICATION: The mixed material can be applied by brush or roller. Maintain temperatures within the recommended ranges during the application and curing process. Apply material with relative humidity within the parameters shown on the technical data. When the end of the pot life has been reached, you will find that the material becomes hard to apply and will actually tend to roll back up onto the roller. Do not try to continue application when the coating has reached this step. Applications made at different times with differing environmental conditions, may show slight variations in gloss.
RECOAT OR TOPCOATING: If you opt to recoat or topcoat this product, you must first be sure that all of the solvents and water have evaporated from the coating during the curing process. Refer to the cure schedule as a guideline to follow, in addition we strongly recommend to test the coating before recoating or topcoating. This is done by pressing your thumb on the coating in multiple places to ensure a fingerprint impression is not visible. If there is no impression visible, then coating the floor can be done. Note, colder or hotter than 75 degrees can affect the curing time schedule Before recoating or topcoating, check the coating to insure no epoxy blushes were developed (a whitish, greasy film or deglossing). If a blush is present, it must be removed prior to topcoating or recoating. A standard type detergent cleaner can be used to remove any blush. Many epoxy overlays and coatings as well as urethanes are compatible for use as a topcoat for this product as well as multiple coats of this product.
CLEANUP: Use PM solvent
FLOOR CLEANING: Caution! Some cleaners may affect the color of the floor installed. Test each cleaner in a small area, utilizing your cleaning technique. If no ill effects are noted, you can continue to clean with the product and process tested.
RESTRICTIONS: Restrict the use of the floor to light traffic and non-harsh chemicals until the coating is fully cured (see technical data under full cure). It is best to let the floor remain dry for the full cure cycle. Dependent on actual complete system application, surface may be slippery, especially when wet or contaminated; keep surface clean and dry.
LIMITATIONS:
- Color or gloss may be affected by humidity, low temperatures, chemical exposure or sodium vapor lighting.
- Product will yellow in the presence of UV light
- For best results use a 1/4” or 3/8” nap roller.
- Slab on grade requires moisture barrier
- Substrate temperature must be 5°F above dew point.
- All new concrete must be cured for at least 30 days
- Improper mixing or too thick of an application may result in product failure
- Physical properties listed on this technical data sheet are typical values and not specifications.
- See tab for application instructions.
- See Application tab for limitations of our liability and warranty
NOTICE TO BUYER: DISCLAIMER OF WARRANTIES AND LIMITATIONS ON OUR LIABILITY We warrant that our products are manufactured to strict quality assurance specifications and that the information supplied by us is accurate to the best of our knowledge. Such information supplied about our products is not a representation or a warranty. It is supplied on the condition that you shall make your own tests to determine the suitability of our product for your particular purpose. Any use or application other than recommended herein is the sole responsibility of the user. Listed physical properties are typical and should not be construed as specifications. NO WARRANTY IS MADE, EXPRESSED OR IMPLIED, REGARDING SUCH OTHER INFORMATION, THE DATA ON WHICH IT IS BASED, OR THE RESULTS YOU WILL OBTAIN FROM ITS USE. N0 WARRANTY IS MADE, EXPRESSED OR IMPLIED, THAT OUR PRODUCT SHALL BE MERCHANTABLE OR THAT OUR PRODUCT SHALL BE FIT FOR ANY PARTICULAR PURPOSE. NO WARRANTY IS MADE THAT THE USE OF SUCH INFORMATION OR OUR PRODUCT WILL NOT INFRINGE UPON ANY PATENT. We shall have no liability for incidental or consequential damages, direct or indirect. Our liability is limited to the net selling price of our product or the replacement of our product, at our option. Acceptance of delivery of our product means that you have accepted the terms of this warranty whether or not purchase orders or other documents state terms that vary from this warranty. No representative is authorized to make any representation or warranty or assume any other liability on our behalf with any sale of our products. Our products
Cannot find your answer?
Call or text (630) 675-4509 or email [email protected].
What is the E5015 Epoxy Primer used for?
E5015 is a water-based, 2-component epoxy primer designed to improve adhesion and durability on surfaces like:
- Concrete
- Wood
- Masonry and previously coated surfaces
It creates a strong bonding layer for epoxy, polyaspartic, or urethane topcoats while also performing well as a standalone coating.
Can this epoxy primer be used on wood projects?
Yes — this is one of its biggest advantages.
E5015 works extremely well on:
- Furniture (tables, bar tops, shelving)
- Cabinets and built-ins
- Wood floors and decorative projects
Because it’s water-based with excellent penetration, it soaks into wood fibers and creates a durable, sealed surface without harsh solvents.
Does E5015 come in different colors?
Yes — E5015 is available in:
- 20 color options
- Plus clear
This allows you to:
- Match your topcoat color
- Use it as a tinted base coat
- Reduce the number of finish coats needed
What makes E5015 different from other epoxy primers?
E5015 stands out because it combines:
- ✅ Multi-surface versatility (wood + concrete + masonry)
- ✅ Water-based formula (low odor, easier application)
- ✅ Strong adhesion (~425 PSI)
- ✅ Long working time (1–1.5 hours)
- ✅ Color options (rare for primers)
- ✅ Outgassing reduction for concrete
Many primers are either clear-only or surface-specific, while E5015 covers multiple use cases in one product.
Is E5015 good for concrete floors?
Absolutely. It is commonly used as a primer under epoxy or polyaspartic systems because it:
- Penetrates porous concrete
- Helps prevent bubbling from outgassing
- Improves long-term adhesion and durability
Do I need to use this as a primer, or can it be used as a topcoat?
It can be used both ways:
- As a primer (most common):
- Under epoxy, polyaspartic, or urethane systems
- As a standalone coating:
- Light-duty areas
- Decorative wood projects
Note: Not good as a standalone product for vehicular traffic
How long do I have to work with it?
E5015 has a long pot life of about 1–1.5 hours, making it:
- Easy for DIY users
- Forgiving for larger applications
Is this epoxy primer low odor and safe for indoor use?
Yes — since it is water-based, it has:
- Lower odor than solvent-based epoxies
- Easier cleanup
- Better for indoor applications like basements, garages, and wood projects
Does it help prevent bubbling or pinholes in coatings?
Yes — when used on concrete, E5015 helps:
- Reduce outgassing (air release from concrete)
- Prevent bubbles and pinholes in topcoats
What coatings can go over E5015?
E5015 is compatible with:
- Epoxy coatings
- Polyaspartic coatings
- Urethane coatings
This makes it a flexible base layer for many flooring or wood finishing systems. For help selecting best topcoat for the E5015 reach out to us at 630-675-4509 or [email protected].
What are the best applications for E5015?
Top use cases include use as a primer for:
- Garage floors
- Basement floors
- Decorative wood coatings
- Furniture and bar tops
- Workshops and light industrial floors
Is this a good choice for DIY users?
Yes — E5015 is very DIY-friendly because:
- Water-based (easier to handle)
- Longer working time
- Can be rolled or brushed
- Less harsh fumes than solvent systems
Square Footage Calculator
Estimate the Right Amount for Your Project
Use the calculator to determine your total project square footage. Once you have your measurements, compare the result to the product coverage rate listed on this page to estimate how much material you'll need for complete coverage.
Calculate Coverage
Quickly determine the total square footage of your project area.
Estimate Product Quantity
Use your results to calculate how much product your project requires.
Plan With Confidence
Add a waste percentage to account for surface texture and application conditions.
Coverage estimates are provided as a general guide. Actual product usage may vary based on surface condition, porosity, application method, and project requirements.
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