Description
PFPE Oil For Vapor Phase Soldering V Grades are perfluoropolyether Oils which are especially developed to be used as vapor phase soldering fluids, mainly used duiring the process of VPS, they can use latent heat of condensation of PFPE Vapor to melt solder.
Features
- EU REACH Registration
- RoHS compliance
- Good low temperature properties
- Unmatched chemical and solvent resistance
- Good radiation stability
- Excellent insulation and dielectric properties
- No flash or fire point
- Non-toxic, environmentally friendly
- Non-corrosive to metal materials, soldering with no residue
- ODP is 0
Technical Index
Item Unit V-135 V-170 V-230
Appearance Colorless transparent liquid
Boiling Point ℃ 125-150 160-190 230-250
Kinetic Viscosity at 25°C mm2/s1.1 2.1 4.8
Pour Point ℃ -100 -97 -70
Density at 25°C g/cm31.73 1.77 1.82
Vapor Pressure at 25 °C KPa 0.75 0.10 ＜0.01
Breakdown Voltage kv/2.54mmgap ＞40 ＞40 ＞40
Volume Resistivity Ω· cm ＞1013＞1013＞1013
Dielectric Constant, 25 °C - 1.9 1.9 1.9
Flammability - Non-flammable Non-flammable Non-flammable
Toxicity - Non-toxic Non-toxic Non-toxic
Water Solubility ppm(wt) ＜14 ＜14 ＜14
Specific Heat at 25 °C J/g.℃ 0.97 0.97 0.97
Thermal Conductivity W/mk 0.065 0.065 0.065
Surface Tension, at 25 °C dyn/cm 13.5 14.0 14.0
