{"product_id":"m-graham-co-walnut-oil-painting-medium-4-oz-slow-drying-non-toxic-flow-enhancer","title":"M. Graham \u0026 Co. Walnut Oil Painting Medium 118 ml — Slow-Drying, Non-Toxic Flow Enhancer","description":"\u003cp\u003e\u003cstrong\u003eM. Graham 4‑ounce Walnut Oil Medium is a slow‑drying, non‑toxic painting medium that improves paint flow, extends open time, and safely cleans brushes without solvent hazards.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eArtists have used walnut oil for centuries to improve paint handling while avoiding the strong odours and health concerns of petroleum solvents. This compact 4‑ounce bottle from M. Graham \u0026amp; Co. blends a traditional painting medium with modern safety: it slows drying time, reduces yellowing compared with linseed oil, and can replace turpentine or mineral spirits for brush cleaning when used properly. The oil is made in the USA and formulated to keep colour clarity and surface brilliance over time.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this walnut oil medium change paint handling?\u003c\/h3\u003e\n\u003cp\u003eAdding a small amount of M. Graham Walnut Oil Medium increases paint flow and leveling without drastically speeding drying. Because it dries more slowly than linseed oil, you gain extra working time for blending and glazing while maintaining colour integrity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImproves flow and brushability for smoother strokes\u003c\/li\u003e\n  \u003cli\u003eLengthens open time for easier blending and wet‑into‑wet techniques\u003c\/li\u003e\n  \u003cli\u003eUse sparingly to avoid overly slow drying on thick layers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan walnut oil replace solvents for brush cleaning and studio safety?\u003c\/h3\u003e\n\u003cp\u003eM. Graham Walnut Oil Medium is marketed as a non‑toxic alternative for cleaning brushes, reducing reliance on turpentine or odourless mineral spirits. While it removes colour from brushes without producing solvent fumes, proper disposal and occasional solvent use for heavy residue may still be necessary.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafely removes paint from brushes with less odour and hazard\u003c\/li\u003e\n  \u003cli\u003eHelps keep studio air cleaner compared to traditional solvents\u003c\/li\u003e\n  \u003cli\u003eFollow manufacturer guidance for disposal and deep cleaning needs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill walnut oil yellow or affect long‑term colour brilliance?\u003c\/h3\u003e\n\u003cp\u003eWalnut oil is less prone to yellowing than linseed oil, so it better preserves the original hues and brilliance of pigments over time. M. Graham formulates the medium to retain clarity, making it a good choice for lighter palettes or works where colour fidelity matters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNon‑yellowing nature keeps whites and light tones truer\u003c\/li\u003e\n  \u003cli\u003eMaintains colour brilliance and transparency in glazes\u003c\/li\u003e\n  \u003cli\u003eGood option for archival‑minded painters who avoid rapid yellowing oils\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use and store the 4‑ounce bottle for best results?\u003c\/h3\u003e\n\u003cp\u003eStart with small additions—usually a few drops to a small puddle of paint—and test drying times on sample panels. Store the bottle upright in a cool, dark place with the lid tightly closed to preserve quality and prevent contamination.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdd sparingly to paint to control open time and gloss\u003c\/li\u003e\n  \u003cli\u003eClean brushes by working oil through bristles, then remove excess with soap and water or a final solvent if needed\u003c\/li\u003e\n  \u003cli\u003eKeep container sealed, away from direct sunlight and heat sources\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? M. Graham 4‑ounce Walnut Oil Medium suits painters who want a traditional oil medium with modern safety features: fine artists working in oils who need extended working time, illustrators and portraitists seeking subtle blending, and studio painters wanting to reduce solvent use. Its small size is convenient for trialing walnut oil benefits without committing to a large bottle, making it ideal for students, plein air painters, and professionals testing walnut oil in their workflow.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRemoves colour from artists' brushes without creating a solvent hazard\u003c\/li\u003e\n  \u003cli\u003eThe addition of walnut oil to colour will increase flow and slow the drying\u003c\/li\u003e\n  \u003cli\u003eNontoxic and solvent free\u003c\/li\u003e\n  \u003cli\u003eNon‑yellowing nature retains brilliance of colour\u003c\/li\u003e\n  \u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is M. Graham Walnut Oil Medium safe to use instead of turpentine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it’s a nontoxic, solvent‑free alternative for brush cleaning and reduces solvent fumes, though heavy residue may still need occasional stronger cleaners.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much walnut oil should I add to my paint?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Start with a few drops per small paint puddle; use sparingly to increase flow and open time without overly delaying drying.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"M. Graham \u0026 Co.","offers":[{"title":"Default Title","offer_id":55253725643089,"sku":"B0006OJAH4","price":31.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1086\/5567\/3681\/files\/m-graham-walnut-oil-front-bottle.jpg?v=1791663638","url":"https:\/\/craftiche.co.uk\/products\/m-graham-co-walnut-oil-painting-medium-4-oz-slow-drying-non-toxic-flow-enhancer","provider":"Craftiche","version":"1.0","type":"link"}