{"product_id":"sio2-prgf","title":"Clay SiO2 PRGF Gris 0-0.5 mm fireclay 12.5 kg pack","description":"\u003ch2\u003e \u003cspan style=\"font-size:18px;\"\u003eSpanish clay SiO2 Gris Ochra PRGF - 12.5 kg\u003c\/span\u003e\n\u003c\/h2\u003e\n\n\n\u003cp\u003e High-melting, 40% fireclay PRGF mass is dedicated to artistic ceramics.\u003cbr\u003e\n The clay is perfect for sculpture, murals and Raku pieces.\u003cbr\u003e\n The high fireclay content produces a beautifully textured surface and excellent drying and firing behavior. Its striking firing color, with varying shades of light toasted brown, highlights the relief of the piece and becomes an ideal artistic medium.\u003c\/p\u003e\n\n\n\u003cp\u003e\u003c\/p\u003e\n\n\n\u003cul\u003e\n\n\u003cli\u003e Firing temperature range: 1240-1300ºC\u003c\/li\u003e\n\n\u003cli\u003e Fireclay 40%, grain 0-0.5 mm\u003c\/li\u003e\n\n\u003cli\u003e Bisque firing temperature: 1000ºC\u003c\/li\u003e\n\n\u003cli\u003e Water content: 21%\u003c\/li\u003e\n\n\u003cli\u003e Plasticity (IP Atterberg): 19\u003c\/li\u003e\n\n\u003cli\u003e Carbonate content (CaCO3): 0%.\u003c\/li\u003e\n\n\u003cli\u003e Dry shrinkage: 6.2%Flash shrinkage (1300ºC): 4.6%\u003c\/li\u003e\n\n\u003cli\u003e Porosity (water absorption at 1300ºC): 7.4%\u003c\/li\u003e\n\n\t \u003cli\u003eDry bending strength: 3.7 N\/mm2\u003c\/li\u003e\n\n\u003cli\u003e Bending strength in the fired state (1300ºC): 25.4 N\/mm2\u003c\/li\u003e\n\n\u003cli\u003e Thermal coefficient (25-500ºC): 54.6x10^-7ºC^-1\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Sio-2","offers":[{"title":"Default Title","offer_id":52522708566355,"sku":"SiO2_PRGF","price":59.0,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/1409\/1859\/files\/prgf_big.jpg?v=1764794915","url":"https:\/\/ceramiq.pro\/en\/products\/sio2-prgf","provider":"Ceramiq.pro","version":"1.0","type":"link"}