Tung oil or China wood oil is a drying oil obtained by pressing the seed from the nut of the tung tree ( Vernicia fordii ). Tung oil hardens upon exposure to air (through polymerization ), and the resulting coating is transparent and has a deep, almost wet look.
Where did Tung oil come from?
The tung oil tree originates in southern China and was cultivated there for tung oil, but the date of cultivation remains unknown. The earliest references for Chinese use of tung oil are in the writings of Confucius (551 – 479 BCE) around 500 to 479 BC.
Who is the best manufacturer of high capacity oil press machines?
GOYUM is the best and reliable manufacturer, exporter and supplier of large capacity oil press machines. Please fill the below Enquire Now Form so that we can contact and provide you the best solution for your requirement. Click or drag a file to this area to upload. Manufacturers of high capacity oil press.
What was tung oil used for in the Song dynasty?
During the Song Dynasty (960 – 1279), tung oil was used for waterproofing on ships. The primary constituent is a fatty acid with a chain of 18 linked carbon atoms or methylene units containing three conjugated double bonds.