Factory direct neopentyl polyol ester NPEPOE

Neopentyl polyol (complex) ester neopentyl polyol ester (Neopentyl Polyol Ester) is the molecular structure of the ortho ester is a synthetic ester quaternary carbon atoms, more than double ester has excellent thermal and hydrolytic stability , including neopentyl glycol, trimethylol propane and pentaerythritol esters. Quality index: Item NPE-1 NPE-2 NPE-3 NPE-4 NPE-5 NPE-6 Appearance colorless or light yellow transparent oily liquid viscosity (mm2 / s) 40 ℃ 100 ℃ 7.0 ~ 10.0 2.0 ~ 2.5 15 ~ 25 3.5 ~ 4.5 25 ~ 35 5.5 ~ 6.5 5.5 ~ 6.0 28 ~ 35 41 ~ 50 61 ~ 6.7 ~ 7.2 ~ 8.5 Viscosity Index 758 ≥ 120 120 130 100 100 100 acid value (mgKOH / g) ≤ 0.1 0.1 0.1 0.1 0.1 0.1 hydroxyl value (mgKOH / g) ≤ 4 4 4 4 4 4 Pour Point (℃) ≤ -50 -40 -10 -35 -30 -40 Flash point (open, ℃) ≥ 180 240 270 250 250 260 Note: Some Indicators can be used according to the needs of customers corresponding adjustment applications: neopentyl polyol ester having excellent high and low temperature performance, high flash point, low pour point. Ⅱ type can be used as aviation engine oil, high temperature chain oils, synthetic air compressor oil and compatible with environmentally friendly refrigerant frozen oil base oil; also available with poly-α- olefin oil formulations to improve poly-α- olefin oil rubber contraction and poor compatibility of additives defects, used engine oil, gear oil, oil base oil. NEP-2 is particularly suitable for aero-engine type Ⅱ base oil, NEP-3 is particularly suitable for high temperature chain synthetic ester base oil, NEP-4, -5 and -6 particularly suited to environmentally friendly refrigerants compatible frozen oil base oil . Recommended for: high temperature chain oil up to 98% air compressor oil up to 98% from 10 to 90% of the high-temperature grease industrial gear oils Metalworking Fluids up to 98% 5 to 15% synthetic engine oil 10 to 20%