Primer and Paint???

MWZad

Member
Hey all,

I am in the process of all the prep work for my 53' Super H to get it ready for paint. I am trying to get an opinion for a good primer to use? For primer, I would like to use spray cans that would allow me to work in small areas. As for paint, I know that there are also a lot of different IH Red's out there and I am just wondering what are some of your past experiences with them, I would like to pick the color code that is closest to the factory paint for the 50's era.

Thanks,

-Mike
 
Valspar has a good match for 2150 and is available in rattle cans. Case IH Ironguard red
is about as close of a match to 2150 red as any.
As for primer, you can get epoxy in rattle cans. There are many different brands to choose from just follow the instructions on the can.
 
True epoxy does not come in rattle cans as it must be mixed with a catalyst. Your paint dealer might mix it for you in a rattle can, I have never tried that -- must be used in about 8 hours or it sets up. CaseIH 2150 will work over epoxy. Epoxy must be topcoated or another primer put over it within 3 or more days depending on the brand, otherwise it must be scuffed and reapplied. Your Super H came with IH 1102B. Sequence of IH reds are: IH 50, late 1936--mid July 1949, then IH 1102B from July 1949--1958, then IH 201, 1958--1961, then IH 2150, 1961--up, with another change in the late 70's or early 80's (don't know the code). As far as I know you cannot have 1102B or 201 mixed, at least I have never heard of anyone mixing it. Thus you are left with IH 50 or IH 2150. 2150 is available premixed at your CaseIH dealer, or it can be mixed as better paint as PPG 71310/DuPont 96766, or another brand. You can have IH 50 mixed as PPG 70019/DuPont 7410 and others.
 
Spray (rattle) can epoxy primer
Can be had from several companies

Epoxy primer/sealer is a non-porous finish that is typically recommended as the first basecoat over bare steel. Various epoxy primers can also be applied over fiberglass, plastic, or the black iron phosphate coating that remains after "converting" rust. Care must be taken to observe the epoxy maker's recommendations in preparing the surface over which the epoxy is applied.
Real epoxy primer is a two-part mix, with a hardener that has to be added before spraying. The common epoxy paint you buy at the local hardware store in an aerosol can is not considered a true epoxy primer.

Body filler and epoxy primer

Body filler and high-build primers can be used on top of epoxy primer. Although body filler is commonly applied to bare metal, applying epoxy primer before the filler adds adhesion, corrosion protection, and durability. Body filler is thought to be best applied over epoxy primer within the primer's recoat window time.
Epoxy is porous while curing. The body fillers are designed to attach to a rough surface and can put their strands into the porous surface of the epoxy. As the body filler heats up while it cures, it causes the epoxy under it to cure faster too. As the epoxy cures, the holes close up around the strands of the body filler, creating a stronger bond.
Commercial body shops may not use epoxy primer under body filler because it's not time-efficient. An extra day must be allowed in the repair process for the epoxy to begin curing before filler can be applied. However, some car manufacturers specifically require epoxy primer to be used under body filler for certain applications.

Spray (rattle) can epoxy primer
Because epoxy primer must be mixed prior to spraying, it hasn't conventionally been available in a spray can. However, aerosol 2-component epoxy primers have recently been introduced, and are available from Rust-oleum and Rubber-Seal. To release the activator into the primer, a plunger is inserted into a stem on the bottom of the spray can. A review of one such product is available in this discussion.

Cautions
Epoxy primer manufacturers may have very specific recommendations as to how the surface must be prepared, especially in regard to bare metal. Many topcoat failures can be traced all the way back to improper metal preparation, so it is critical to follow the manufacturer's advice regarding surface prep, and to be fully familiarized with proper procedure regarding any prep chemicals to be used, especially acids of any kind.

Temperature
The temperature of the air and of the metal must be taken into account -- it must be high enough for the epoxy primer to properly cure. Note that in cold weather conditions, surface temperatures can be far lower than air temperatures. If the surface temperature drops below a particular value specified by the product manufacturer (usually around 60 degrees F) before it is fully cured, the epoxy may not properly cure even with later applications of heat. A non-contact thermometer can accurately determine if the surface to be sprayed is being maintained at an acceptable temperature.

Acids
Some epoxies do not cure properly if put over an acid surface. If you use an acid you must be sure all the acid is neutralized before you paint. Acid residue may prevent the epoxy from properly curing.
Tech sheets of epoxy primers recommended for automotive use

Akzo Nobel
• SIKKENS Autosurfacer EP (Epoxy Primer)
• LESONAL Epoxy Primer Sealer
DuPont
• DuPont V-29X0S DTM Epoxy Primer-Sealer
• DuPont Hot Seal DTM Epoxy Primer Sealer
House of Kolor
• KP21 House of Kolor Kwikure Epoxy Primer Surfacer
• KP2CF House of Kolor Chromate Free Epoxy Primer
Martin Senour
• Martin Senour 2.1 VOC DTM Epoxy Primer
• Martin Senour 3.5 VOC DTM Epoxy Primer
• Martin Senour 4.6 VOC Epoxy Primer-Sealer
• Martin Senour Crossfire Epoxy Primer
PPG
• PPG DP Epoxy Primer
• PPG DPLF Epoxy Primer
Southern Polyurethanes
• Southern Polyurethanes Epoxy Primer
Transtar
• 2K Epoxy Primer/Sealer
Valspar
• Valspar 999VP Epoxy Primer
• Valspar 999VPLV Low VOC Epoxy Primer



1K Epoxy Aerosol Primer
Product Description: 1K Epoxy Aerosol Primer is a chrome-free 1K epoxy primer that exhibits good filling, corrosion resistance, and superior adhesion to properly prepared steel and aluminum surfaces. 1K Epoxy Aerosol Primer is a universal product that most all topcoats can be applied over.
Chemical/Solvent Resistance Testing:
10% Solvent Resistance = Excellent Results
10% Ammonia = Excellent Results
10% Hydrochloric Acid = Good Results
Gasoline = Fair Results
Xylene = Good Results
500 Hr. Salt Spray = Good Results

Surface Preparation: The surface to be coated must be free of all contamination, including dust, dirt, oil, grease and oxidation to ensure adhesion. 1K Epoxy Aerosol Primer works well to cold rolled steel, hot rolled steel, aluminum, fiberglass, and some plastics. Because of the variability of plastic substrates, coating performance should be confirmed on the actual plastic substrate being used.

Product Preparation: Shake well before and occasionally during use. After finished spraying, invert the aerosol can and spray for approximately 5 seconds to clear the nozzle to prevent primer from drying and clogging nozzle for subsequent use.

Application Data: 3 medium wet coats applied within 5 minutes at 68 degree F was tested. The results are as follows:
Dust Free = 15-20 minutes Dry to Touch = 35-45 minutes
Handle = 1-2 Hours
To Topcoat = After 1 hour - 4 days
Recoat Time = Before 1 hour or after 6 hours up to 4 days.*

Between 1 hour and 6 hours 1K Epoxy Aerosol Primer is in a critical drying stage. During this 5 hour period you should not recoat the product with itself. Please wait till after 6 hours and then you may recoat or make sure you recoat within the first hour of dry time.

Application of film thickness in excess of 3 medium wet coats may substantially extend dry times and may cause problems such as adhesion failure and/or solvent popping. 1K Epoxy Aerosol Primer should not be applied less than 2 coats or peeling of the finish may occur.
1K Epoxy Aerosol Primer is a excellent product for automotive and industrial applications where an aerosol primer is needed for bare metal applications. Epoxy Primers are typically none sanding products and the 1K Epoxy Aerosol Primer is no exception. Should you need to sand you should wait approx. 3 days and then you will need to wet sand. Epoxies are typically designed as a link to the bare metal for a sandable primer to be applied over. Epoxies are corrosion resistant and have excellent adhesion to bare metal and are very universal which allows you to topcoat with almost any primer or paint finish.
 

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