| 产品特性：核级产品 | 产品名称：核级防水硅脂 | 生产厂家/产地：法国ORAPI |
| 类别：有机化工 | 品牌：ORAPI | 规格型号：SI 450 648 1KG |
| 是否危险化学品：否 | 是否进口：是 | 原产国/地区：法国 |
ORAPI SI 450 648 PMUC WATER-REPELLANT SILICONE GREASE
ORAPI SI 450 648 PMUC防水硅脂（硅脂：一种用于润滑、密封和保护各种设备的高性能合成脂。）
DEFINITION：Insulating, non-adhesive, water-repellent paste formulated from silicone for assembling and various greasing.（定义：绝缘，不粘，防水的膏体，由有机硅配制，用于装配和各种润滑脂。）
ADVANTAGES：优点：
Non-adhesive.无粘着力的。
Water-repellent grease demonstrates excellent hold in liquids.防水润滑脂在液体中表现出优异的保持性。
Lubricates, and provides optimal sliding.润滑，并提供滑动。
Reinforced resistance to rusting; withstands solvents and chemical agents extremely well.增强防锈能力；耐溶剂和化学试剂。
Demonstrates reinforced dielectrical characteristics, even in humid environments.即使在潮湿环境中，也能表现出增强的介电特性。
Chemically inert; does not corrode metals.化学惰性;不腐蚀金属。
Does not damage plastics or rubber materials.不会损坏塑料或橡胶材料。
APPLICATION FIELDS：应用领域：
SI 4 is especially recommended as an insulating water-repellent.特别推荐SI 4作为绝缘防水材料。
Protects against electrolytic corrosion.防止电解腐蚀。
Electrical equipment, relays, connectors, antennas and more.电气设备，继电器，连接器，天线等。
Battery terminals, pin head adaptors for lamps, and all equipment requiring protection from water.电池端子、灯用插销接头和所有需要防水保护的设备。
Lubrication during assembly of parts when there is very little backlash. Facilitates sliding. Lubricant for metal/plastic, metal/elastomer surfaces.零件装配过程中的润滑，当有很小的间隙时。促进滑动。金属/塑料，金属/弹性体表面润滑剂。
Treat rubber O-rings.处理橡胶O型圈。
Suitable for greasing devices in vacuum.适用于真空装置的润滑。
TECHNICAL CHARACTERISTICS技术特征：
Aspect外观 ............................................................................. Colourless, translucent无色，透明
Grade N.L.G.I 等级.................................................................. 2
Drop point滴点 ....................................................................... None无
Evaporation in 24 hours at 200°C在24小时内蒸发在200°C ................................... 3%
Freezing point冰点 ................................................................. <-50°C
Operating temperature 工作温度.................................................... -40°C to 200°C
Di-electrical strength介电强度 kV/mm ........................................... 20
Dielectric constant at 25°C (10? cycles/s)介电常数在25°C / s(10?周期 ) ....................... 2 85
Loss tangent at 25°C (10?cycles/s)损耗角正切25°C / s(10?周期 ) ................................. 0.0006
Volume resistivity at 25°C ohm/cm体积电阻率25°C欧姆/厘米................................. 1.10
Arc resistance, in seconds, minimum电弧电阻,在几秒钟内,最小值 ............................. 80
INSTRUCTIONS FOR USE：Surfaces that have been previously lubricated with a mineral-based grease must be perfectly clean before application of SI 450.（使用说明：在使用SI 450之前，已经用矿物基润滑脂润滑过的表面必须完全清洁。）
PACKAGING：包装：
100g tube（100g/管） Ref. 6648 T4 x 12
1kg box （1kg/罐） Ref. 6648 B7 x 6
AUTHORISATION批准：
· Complies with Army – NATO G 392
· Complies with ATEX 94/9/CE Directive
· PMUC ***9-172
· US MIL S 860 C / C 21567 A - OTAN S 736.
