NYE UNIFLOR 8512 (FORMERLY NYE FLUOROETHER GREASE 842) A PTFE thickened, medium viscosity, completely fluorinated grease for use in high temperature applications exposed to fuels or aggressive chemicals. It possesses excellent thermo-oxidative stability and low vapor pressure characteristics.
Lubricant Properties Typical Value Test Method Recommended Service Range (°C) - 50 to 225 Thickener PTFE Type PFPE 100°C 15.8 40°C 65 Kinematic Viscosity cSt (mm2/s) -40°C 13,000 ASTM D-445 Viscosity Index 258 ASTM D-2270 Flash Point (°C) None, Non-Flammable ASTM D-92 Base Oil (UniFlor 8510) Pour Point (°C) - 54 ASTM D-97 Typical Properties of the Grease Color, Appearance White, Smooth Unworked 267 60 X 281 10,000 X 288 Worked 100,000 X - Penetration 1/10 mm NLGI Grade 2 ASTM D-217 Density gm/cc 25°C 1.95 ASTM D-1480 Dropping Point (°C) - ASTM D-2265 Oil Separation 24 hours 150°C 6.8 % FTM 791B, 321.2 Evaporation 24 hours 150°C 1.0 % ASTM D-972 Water Washout 60 minutes 40°C - ASTM D-1264 Copper Corrosion 24 hours 150°C No Corrosion ASTM D-4048 60 min., 1200 RPM 75°C 1.27 mm 4 Ball Wear 40 kg. load 150°C - ASTM D-2266 Starting Torque 914 Running Torque 10 minutes 384 Low Temperature Torque (-40°C) gm-cm Running Torque 60 minutes 236 ASTM D-1478 Oxidative Stability 100 hours 100°C - ASTM D-942 Bearing Rust Test - ASTM D-1743 Apparent Viscosity See Figure 1 The typical properties shown on this product data sheet should not be used as a basis for preparing specifications. Refer to our product Material Safety Data Sheet for detailed safety information. (0312)
UniFlor™合成润滑油-广泛的温度适应性以及极低的蒸汽压力，用于高真空以及无尘空间。
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半导体制造（滚珠轴承）
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无尘室（空调系统促动器）
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宇宙飞船（陀螺仪轴承）
汽车行业：
- Uniflor 8981,Uniflor 8511：可有效避免磨耗、抵抗高温和保持讯号强度。适用于汽车上的重负载开关。
- Uniflor 8170U：能与橡胶件兼容又润滑防止噪音。适用于车窗，挡风玻璃和天窗密封垫。
- Uniflor-8921R：由PTFE增稠，中粘度。适用于汽车电子刹车。
- Uniflor 8512：是唯一可与EPDM相容又能抗煞车油。适用于汽车PRNDL排挡杆总成。