{"title":"PVA Mold Release","description":"\u003cp\u003ePVA (polyvinyl alcohol) goes on over the wax and dries to a film that physically separates the part from the mold. It is water soluble, so it washes off the finished part. Use it on a new mold, a complex shape, or any part you cannot afford to lose.\u003c\/p\u003e\u003cp\u003eSpray or wipe it on in thin coats over a buffed \u003ca href=\"\/collections\/mold-release-wax\"\u003ewax base\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"pva-mold-release-agent","title":"PVA Mold Release Agent","description":"\u003cp\u003ePVA is the backup layer that gets the part off the mold. It sprays or brushes on as a liquid and dries to a smooth water-soluble film between the mold and the layup, so even a green mold or a marginal wax job releases. It also seals the gelcoat surface from air, which is why it promotes a full cure on polyester gelcoat instead of a tacky one.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWater-soluble parting film, washes off the part with water\u003c\/li\u003e\n\u003cli\u003e8 fl oz covers approximately 20 sq ft\u003c\/li\u003e\n\u003cli\u003eBest applied by spray; a soft bristle brush also works\u003c\/li\u003e\n\u003cli\u003eSpray with a small orifice gun at 90 to 100 psi, or use an aerosol\u003c\/li\u003e\n\u003cli\u003ePromotes complete cure of polyester gelcoat\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eLay it over wax, not instead of wax, on tooling you care about. Wax is the release; PVA is the insurance behind it.\u003c\/p\u003e","brand":"Fiberglass Evercoat","offers":[{"title":"Default Title","offer_id":49815294837038,"sku":"F-E-5685","price":26.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/4071\/2494\/files\/F-E-5685_lg__85803.1558137740.jpg?v=1739846894"},{"product_id":"pva-10-mold-release-partall-10","title":"PVA Mold Release - Partall # 10","description":"\u003cp data-start=\"268\" data-end=\"585\"\u003e\u003cstrong data-start=\"268\" data-end=\"292\"\u003ePVA #10 Mold Release\u003c\/strong\u003e, also known as \u003cstrong data-start=\"308\" data-end=\"324\"\u003ePartall® #10\u003c\/strong\u003e, is a water-soluble \u003cstrong data-start=\"345\" data-end=\"372\"\u003epolyvinyl alcohol (PVA)\u003c\/strong\u003e barrier release agent designed to prevent resin bonding to molds. It forms a thin, green-tinted film that peels away easily after curing, leaving a clean part with no transfer to the mold.\u003c\/p\u003e\n\u003cp data-start=\"587\" data-end=\"762\"\u003ePVA #10 is most effective when used \u003cstrong data-start=\"623\" data-end=\"663\"\u003ein combination with mold release wax\u003c\/strong\u003e (such as TR-104 or Partall #2) for \u003cstrong data-start=\"699\" data-end=\"726\"\u003enew or unseasoned molds\u003c\/strong\u003e or in high-gloss plug applications.\u003c\/p\u003e\n\u003cdiv class=\"bs-spec-block\"\u003e\n\u003c!--bs-body-v1--\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003ctable class=\"bs-specs\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eType\u003c\/th\u003e\n\u003ctd\u003ewater-soluble polyvinyl alcohol (PVA) barrier film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilm\u003c\/th\u003e\n\u003ctd\u003egreen-tinted, peels away after cure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eApplication\u003c\/th\u003e\n\u003ctd\u003espray (preferred) or brush over a waxed mold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDry time\u003c\/th\u003e\n\u003ctd\u003e15 to 45 min per coat, depending on temperature, humidity and thickness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCoats\u003c\/th\u003e\n\u003ctd\u003ea light mist coat, then flow coats; about 2 to 4 mils dry on a new mold, 1 to 2 on a seasoned one\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCoverage\u003c\/th\u003e\n\u003ctd\u003eabout 400 sq ft per gallon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eUse with\u003c\/th\u003e\n\u003ctd\u003emold release wax (TR-104 or Partall #2) on new or unseasoned molds and high-gloss plugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCleanup\u003c\/th\u003e\n\u003ctd\u003ewater; flammable until dry (contains alcohol), so keep it away from sparks and flame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSizes\u003c\/th\u003e\n\u003ctd\u003e8 oz, 16 oz, 32 oz, 1\/2 gallon, 1 gallon, case of 4 gallons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003ePVA is the insurance layer, not the everyday release. Wax alone is what a seasoned production mold runs on; PVA goes over the wax when the mold is new, when the plug or part is a one-off you cannot afford to lose, or when a fresh repair has to release from a surface you do not trust. It leaves a slight film texture on the part, washes off with water and rinses off the mold. Pair it with \u003ca href=\"\/products\/partall-2-paste-wax\"\u003ePartall #2 paste wax\u003c\/a\u003e; the whole ladder is in \u003ca href=\"\/collections\/mold-release-agents\"\u003emold release agents\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Partall","offers":[{"title":"8oz","offer_id":51045505302830,"sku":"REX-PVA101","price":7.59,"currency_code":"USD","in_stock":true},{"title":"16oz","offer_id":51045505335598,"sku":"REX-PVA102","price":9.67,"currency_code":"USD","in_stock":true},{"title":"32oz","offer_id":51045505368366,"sku":"REX-PVA103","price":13.98,"currency_code":"USD","in_stock":true},{"title":"1\/2 Gallon","offer_id":51045505401134,"sku":"REX-PVA104","price":19.42,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":51045505433902,"sku":"REX-PVA105","price":29.63,"currency_code":"USD","in_stock":true},{"title":"Case (4 Gallons)","offer_id":51045505466670,"sku":"REX-PVA106","price":98.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/4071\/2494\/files\/PVA_10_Mold_Release_Partall_10.jpg?v=1756683785"},{"product_id":"partall-coverall-film-pva-mold-release","title":"Partall Coverall Film PVA Mold Release","description":"\u003cp\u003eCoverall Film is the sprayable PVA in the Partall line: a water-based polyvinyl alcohol release that lays down a thin sacrificial barrier between the mold surface and the part. Wax alone works on a seasoned production mold, but on a new tool, a difficult shape, or a part you cannot afford to lose, PVA over the wax is the layer that saves you.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhere it goes:\u003c\/strong\u003e over a waxed mold as the last step before layup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat it does:\u003c\/strong\u003e prevents sticking, surface damage and demolding failures, especially on seasoned molds and challenging parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCleanup:\u003c\/strong\u003e the film washes off the part and the mold with water once the part is released.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e quart and gallon.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSpray it in light, even passes and let each one flash before the next. A heavy wet coat sags and the sag prints into the part surface as a ridge you have to sand out, which defeats the point of using PVA on a high-gloss job.\u003c\/p\u003e","brand":"Partall","offers":[{"title":"Quart","offer_id":51582196023598,"sku":"REXC-CF032","price":15.95,"currency_code":"USD","in_stock":true},{"title":"Gallon","offer_id":51582196056366,"sku":"REXC-CF128","price":34.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/4071\/2494\/files\/PartallCoverallFilmPVAMoldRelease.jpg?v=1767203574"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/4071\/2494\/collections\/PVA_10_Mold_Release_Partall_10_f5a9a52c-f017-4e9f-b92a-5d0b29239a66.jpg?v=1792773523","url":"https:\/\/boatsuppliers.com\/collections\/pva-mold-release.oembed","provider":"Boat Suppliers","version":"1.0","type":"link"}