PRODUCT INTRODUCTON

Our company is located in the main producing region of high-quality tung oil in China, Every index of tung oil produced accords with GB8277-87 above- second -class standard, 80% among them reaches the first class standard, every physics and chemistry index is as follows:
1. COLOR: GARDNER 6~8
2. SPECIFIC GRAVITY(20/4℃): 0.9360~0.9395
3. REFRACTIVE INDEX(20℃): 1.5185~1.5225
4. IODINE VALUE(WIJS): 163~173
5. SAPONIFICATION VALUE: 190~195
6. FREE FATTY ACID( % ): 0.8~2.5
7. MOISTURE AND VOLATILE( % ): 0.03~0.15
8. IMPURITIES( % ):0.02~0.15
9. WORSTALL’S HEAT TEST: 282 ℃, CONGEAL INTO THE SOLID IN 7MIN30S
10. BETA TUNG OIL TEST: NEGATIVE
11. SMELL : HAVE INHERENT NORMAL SMELL OF TUNG OIL