Double double pentaerythritol pentaerythritol (Dipentaerythritol ester) by dipentaerythritol and organic acids, made with a special post-treatment process. Quality index: Item DIPE-1 DIPE-2 DIPE-3 Appearance colorless to yellow transparent oily liquid viscosity (mm2 / s) 40 ℃ 100 ℃ 50 ~ 60 8.5 ~ 10 200 ~ 240 18 ~ 22 280 ~ 300 20 ~ 24 viscosity index ≥ 130 90 90 acid value (mgKOH / g) ≤ 0.2 0.2 0.2 Flash point (open, ℃) ≥ 270 280 280 Pour Point (℃) ≤ -40 -15 -15 Note: some indicators according to customer needs Adjustment Applications: dipentaerythritol ester of high viscosity, has excellent thermal, oxidative stability. Suitable as type Ⅱ aviation engine oil, high viscosity synthetic ester frozen oil, high temperature chain oil and high temperature grease, such as thermal grease and other base oils. Recommended for: temperature chain oil up to 98% from 10 to 90 percent of high temperature grease thermal grease 30 to 60%