First Seal – RTV Silicone Sealant

RTV Silicone Sealant for Electrical & Electronic Applications

Key Features:

  • Strong adhesion to metal, glass, and plastics
  • High temperature and moisture resistance
  • Excellent electrical insulation properties
  • Long-term durability and aging resistance

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Description

Description

Single-component RTV silicone sealant offering superior adhesion, insulation, and environmental resistance. Designed for sealing and protecting electronic components from moisture, heat, and external damage.

Provides excellent performance across a wide temperature range and complies with modern electronic safety standards.

Key Features:

  • Strong adhesion to metal, glass, and plastics
  • High temperature and moisture resistance
  • Excellent electrical insulation properties
  • Long-term durability and aging resistance

APPLICATION

  • Insulation seal for electrical switch
  • Insulation seal for relays and other electronic components
  • LED lamp adhesive, waterproof, insulation, sealing
  • Solar Energy Industry

TECHNICAL SPECIFICATION

Model Color Mobility Surface Dry Time (Min) Full Cure Time
(H)
Tensile
Strength
(Mpa)
Density
(g/ml)
Hardness
(shore A)
Volume Resistivity Operating Temperature (0C)
FS-7910 Black, White Non – Flowing 10 ~ 20 24 1.5 1.48 0.08 45 5 3.5*1014 -40 ~ 180
FS-7920 White Non – Flowing 5 ~ 15 24 0.7 1.58 0.08 35 5 3.5*1014 -40 ~ 180
FS-7940 White Non – Flowing 10 ~ 20 24 1 1.63 0.08 55 5 3.5*1014 -40 ~ 180
FS-7950 White Non – Flowing 10 ~ 20 24 1 1.62 0.08 40 5 3.5*1014 -40 ~ 180
FS-7970 White Non – Flowing 5 ~ 15 24 1.2 1.25 0.08 35 5 3.5*1014 -40 ~ 180
FS-7980 Translucent Non – Flowing 5 ~ 10 24 1.2 1.0 0.08 30 5 3.5*1014 -40 ~ 180

INSTRUCTION

  • Please make sure the coated surface is absolutely clean and dry and remove the rust, dust and oil stains on the surface before use.
  • Cut the projecting part on the top of the tube, then squeeze out the glue on the objects and apply it evenly.
  • If the thickness of glue applied on the objects ranges from 2mm to 4mm, it’s better to place the objects under indoor temperature and with 55% relative humidity, then it’ll cure naturally with in 24 hours. But if the thickness of glue applied on the objects surpasses 6mm. it’ll takes at least 7 days to cure under the same condition.
  • Please store the glue sealed after used.

CAUTION

  • This product is non-toxic after completely cured, but should avoid contact with the eyes and children before curing
  • Keep ventilating the working area
  • If contact with the skin, wipe clean and then rinse with water if contact with eyes, immediately wash with water and go to the hospital to check.
  • Before a large amount of use, please try a small amount of trial to confirm that it is appropriate.

PACKING

  • 50 ml/tube 200 tube/box (size of box : 53.5 X 29.2 X 19.7cm)
  • 100 ml/tube 100 tube/box (size of box : 56 X 28.5 X 25.5 cm)
  • 300 ml/tube 25 tube/box (size of box : 25 X 25 X 23.5 cm)
  • 2600 ml/tube 4 tube/box (size of box : 26.5 X 26.5 X 31.5 cm)
  • Customized Special package

STORAGE AND TRASPORT

  • This product should be stored in a dry, cool place, avoid rain sun exposure, storage period of six months (25°C).
  • Such products are non hazardous and can be transported in general chemicals.