Montana Plastic Primer has been designed specifically as the perfect pre-treatment product when working with plastic surfaces. After the priming and drying process has been completed the plastic surfaces can be painted with Montana sprays that have a synthetic, acrylic, or nitro-combination base. The Montana Plastic Primer can and should be used when working with the following types of plastic: polypropylene rubber, modified (EPDM), Acrylic Butadiene Styrene Plastics (ABS), Glass-Fibre Reinforced Plastics (GfK), Hard Polyvinyl Chloride (Hard-Pvc), Polyurethane (PUR), Polystyrene (PS), Polyamide (PA). We recommend that you watch the video on this page, watching the video will give you a greater understanding on how to use this product and how to achieve the best results HOW TO USE : Firstly you need to apply the plastic primer in multiple thin sweeping layers, it is important that when spraying you apply a the next coat before the previous coat is fully dry, but with 1 to 2 minutes between each pass. Any additional coats may require a drying time of 24 hours or more depending on the substrate material. Always test spray on a non-visible area to check compatibility of lacquer or paint. The Montana Varnish Range has a varnish for most applications and to cover most materials. Montana Gold Tech Plastic Primer spray 400ml can size Pre-Treatment for plastic types (see below for full list) Enhances adhesion Increases surface usability For Plastic