Contact adhesive
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Contact adhesives are adhesives that are generally applied to both surfaces to be glued, and allowed to dry a little before adhering together. Contact adhesives are common in automotive interior work. | Contact adhesives are adhesives that are generally applied to both surfaces to be glued, and allowed to dry a little before adhering together. Contact adhesives are common in automotive interior work. | ||
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| + | ==Spray guns== | ||
| + | [[Image:Low-cost-HF-spray-gun.jpg|300px|thumb|left|A low-cost spray gun from [[Harbor Freight]], suitable for shooting contact adhesive.]] | ||
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| + | Professional interior work typically necessitates the use of a spray grade adhesive, applied with a spray gun and air compressor. You may need a 1.7-2.2 mm nozzle. One inexpensive example is this [http://www.harborfreight.com/cpi/ctaf/Displayitem.taf?itemnumber=43760 $20 paint spray gun], available from [[Harbor Freight]]. The gun pictured is an HVLP gun that has external mix, meaning the adhesive and air are mixed at the end of the nozzle. This feature keeps the gun from getting full of adhesive. You can keep the adhesive in the gun cup for long periods of time and still be able to spray right away, without having to empty the cup and clean the gun. | ||
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| + | Although aerosol cans of contact adhesive are convenient, they aren't recommended for overhead applications, and lack the strength of spray grade contact adhesives because they have to be thinned down to flow properly out of the can's nozzle. | ||
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| + | After the initial cost of a spray gun purchase, bulk adhesives will always be more cost-effective than aerosols. | ||
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| + | ==All-purpose glues== | ||
| + | Many common all-purpose glues may not be the best choice for interior automotive work. Such glues may expand, bubble, and foam. | ||
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| + | However, certain products are engineered for automotive work, and are recommended. | ||
==Contact adhesives suitable for automotive work== | ==Contact adhesives suitable for automotive work== | ||
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