{"product_id":"sem-39674-self-etching-primer-black-quart","title":"SEM 39674 – Self-Etching Primer, Black (Quart)","description":"\u003cp\u003eSEM 39674 Self-Etching Primer, Black () is a professional acid-etch primer for bare metal preparation in automotive collision repair. The acid-etch chemistry chemically bonds to bare steel, aluminum, and galvanized metal substrates — providing molecular-level adhesion that mechanical bite alone cannot match. No separate metal conditioner or conversion coating step required: SEM Self-Etching Primer treats, conditions, and primes the metal surface in a single application.\u003c\/p\u003e\n\u003cp\u003eQuart size for spray gun application on medium repairs and production use. Black-colored formula designed for application under dark topcoats and on inner structural panels. Compatible with waterborne and solvent-borne topcoat systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Single-Component Self-Etching Primer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubstrates:\u003c\/strong\u003e Bare steel, aluminum, galvanized metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication Method:\u003c\/strong\u003e Spray gun\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTopcoat Compatible:\u003c\/strong\u003e Waterborne and solvent-borne systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 39674\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSEM Self-Etching Primer is a core shop supply for any collision center performing bare metal repairs. Available in aerosol, quart, and gallon sizes — stock all three formats for maximum workflow flexibility.\u003c\/p\u003e","brand":"SEM","offers":[{"title":"Default Title","offer_id":51530799284520,"sku":"SEM-39674","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/8358\/2760\/files\/SEM-39674.png?v=1773287673","url":"https:\/\/refinishgo.com\/products\/sem-39674-self-etching-primer-black-quart","provider":"Refinish Distributors","version":"1.0","type":"link"}