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ZJ-PU703
Polyurethane three proof paint

ZJ-PU703 polyurethane three proofing paint is a single component polyurethane protective coating designed to protect printed circuit boards working in harsh environments. Excellent high and low temperature resistance, weather resistance, electrical insulation performance, and excellent three prevention performance

(Moisture proof, salt spray proof, mold proof)

Product features

Excellent high and low temperature resistance, weather resistance, electrical insulation performance, and excellent three prevention performance

Product parameters
Main parameters of ZJ-PU703
Performance indicators

ZJ - PU703

 Appearance Transparent or light yellow

Relative density(g/cm3,25℃)

0.95±0.05

Viscosity(CPS)

40±10

Surface drying time(min,25℃)

<5.0

Solid content(%)

12~18

Flash point(℃)

-4

Recommended coating thickness(μ m)

25~75

Tensile strength(MPa)

>3

Elongation at break(%)

>200

Operating temperature range(℃)

-40~120

Volume resistivity(Ω・ cm)

≥1.0×1015

Dielectric strength(kV/・ mm)

>60

Dielectric constant (10MHz)

3.0

Note: The above performance data were measured at 23 ± 2 ℃ and a relative humidity of 50 ± 5%.
Operation and Safety
  • Wear protective gloves, glasses, and masks when in contact. Keep away from heat sources, sparks, open flames, and prohibit smoking. Use explosion-proof electrical, ventilation, and lighting equipment.
  • Comply with relevant chemical product transportation regulations during transportation.
Color and packaging

1L, 20L/barrel packaging or other forms of packaging

Storage and expiration date

The storage period under sealed storage at room temperature is 6 months.