{"product_id":"birchwood-casey-labs-safe-prep-5-gallon","title":"Safe Prep® Metal Activator Concentrate 5 Gallon","description":"\u003cp\u003eSAFE PREP® Surface Conditioner is a special acid activator that prepares the surface of iron and steel parts prior to blackening in PRESTO BLACK® room temperature blackening process. Supplied as a liquid concentrate, SAFE PREP® concentrate is mixed with water and operates at room temperature to coat the metal surface with a thin, gray primer coating that prepares it for blackening.\u003c\/p\u003e\r\n\u003cp\u003ePROCESSING GUIDELINES\u003c\/p\u003e\r\n\u003cp\u003eSAFE PREP® surface conditioner is used as part of a multi-step blackening process, as follows:\u003c\/p\u003e\r\n\u003col\u003e\r\n\u003cli\u003eCLEAN the parts to remove oils and shop soils.\u003c\/li\u003e\r\n\u003cli\u003eFor lighter oils and soils, use SAFE SCRUB® ST biodegradable liquid cleaner, mixed at 20% by volume and operate at 150° F. Typical immersion time of 8 minutes.\u003c\/li\u003e\r\n\u003cli\u003eFor heavy-duty cleaning, use PRESTO KLEEN® HP, mixed at 8 – 12oz\/gal and operated at 150° F. Typical immersion time of 8 minutes.\u003c\/li\u003e\r\n\u003cli\u003eRINSE in clean tap water; 30 seconds.\u003c\/li\u003e\r\n\u003cli\u003ePRIME\/CONDITION SURFACE in SAFE PREP® solution at room temp; Typical immersion is 1 – 2 minutes.\u003c\/li\u003e\r\n\u003cli\u003eRINSE in clean tap water; 30 seconds.\u003c\/li\u003e\r\n\u003cli\u003eBLACKEN in PRESTO BLACK solution; Room Temp; 1-3 minutes or until parts are uniformly gray\/black in color.\u003c\/li\u003e\r\n\u003cli\u003eRINSE in clean tap water; 30 seconds.\u003c\/li\u003e\r\n\u003cli\u003eSEAL in DRI TOUCH® AMBER IRP2 non-tacky rust preventive for a soft, waxy finish or other appropriate rust preventive topcoat.\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\u003cp\u003e\u003ca href=\"https:\/\/birchwoodtechnologies.com\/wp-content\/uploads\/2022\/03\/6000_Safe_Prep_SDS.pdf\" target=\"_blank\" rel=\"noopener\"\u003eSDS\u003c\/a\u003e\u003c\/p\u003e","brand":"Birchwood Technologies","offers":[{"title":"Default","offer_id":48014869823803,"sku":null,"price":419.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/7539\/6411\/files\/safe-prep.jpg?v=1710979285","url":"https:\/\/maacaffestore.com\/products\/birchwood-casey-labs-safe-prep-5-gallon","provider":"The Compleat Sculptor, Inc","version":"1.0","type":"link"}