Sinopec 4503 VG 68 Synthetic Air Compressor Oil 200 L
Packaging specifications:170 kg
Order Hotline:+86 18624936708
Lubrication and seals for light- and medium-load rotary air compressors operating at discharge temperatures not exceeding 130°C and discharge pressures not exceeding 1500 KPa.
4503 Synthetic Air Compressor
Overview:
Sinopec 4503 Synthetic Air Compressor Oil 68# is refined using a specially structured semi-synthetic base oil with high-quality, high-efficiency additives.
Performance Features:
◎Outstanding oxidation stability and low carbon deposition tendency, resulting in a long service life.
◎ Low evaporation loss and low fuel consumption.
◎Excellent viscosity-temperature and low-temperature properties, ensuring smooth compressor startup at low temperatures and excellent lubrication at high temperatures.
◎Excellent oil-water separation and anti-foaming properties, allowing for rapid separation of condensed water from the air.
◎Excellent rust and corrosion resistance, preventing corrosion of compressor components.
◎Excellent anti-wear properties, preventing abnormal wear on compressor component surfaces.
Technical Specifications:
This product meets the following specifications:
◎ Q/SH PRD128
Applications:
◎Lubrication and seals for light- and medium-load rotary air compressors operating at discharge temperatures not exceeding 130°C and discharge pressures not exceeding 1500 kPa.
◎ Lubrication of various reciprocating and centrifugal compressors.
Parameters:
Item | Sinopec 4503 Synthetic Air Compressor Oil | ||||
| 32 | 46 | 68 | 100 | 150 | |
Kinematic viscosity (at 40℃), mm² /s | 29.64 | 44.09 | 67.1 | 97.45 | 151.2 |
| Viscosity index | 131 | 124 | 115 | 109 | 95 |
| Flash point (open cup), °C | 232 | 236 | 246 | 256 | 258 |
| Freezing point, °C | -36 | -33 | -30 | -27 | 21 |
Anti-emulsification performance, min | 5 | 5 | 7 | 8 | 10 |
Foamy, mL/mL 24℃ 93.5℃ 24℃ after | 0/0 10/0 0/0 | 0/0 10/0 0/0 | 0/0 10/0 0/0 | 0/0 10/0 0/0 | 0/0 20/0 0/0 |
| Liquid phase rusting test | No rust | No rust | No rust | No rust | No rust |
| Copper sheet corrosion (at 100℃ for 3 hours), grade | 1b | 1b | 1b | 1b | 1b |
Abrasion resistance (four-ball machine test) Abrasion spot diameter (392N, 60 minutes), mm | 0.47 | 0.45 | 0.45 | 0.43 | 0.43 |






