JOINLEADER 599 Water Based Silicone Sealant is a one part, middle/high modulus RTV sealant. It is perfectly waterproof and flexible, and paintable to a certain extent.
It provides excellent adhesion to most surfaces. Its long lasting flexibility allows continuous expansion and contraction without cracking or shrinking.
It contains a fungicide for mildew resistance, and does not blacken.
Suitable to most substrates;
Solvent free, water based
Paintable to a certain extent;
Ideal for bathroom, shower room, kitchen, windows & doors bonding and sealing
Easy to use
Environmental friendly, easily clean up with water
Good weatherability and UV stability
Excellent gunnability (5°C to 50°C)
Good adhesion to wood, concrete, metal and marble without primer
As Supplied – tested at 23°C±2°C, RH50%±5%:
Aspect: Thixotropic Paste
Tack Free Time, min.
Service Temp, °C
Application Temp, °C
As Supplied – tested at 23°C±2°C, RH50%±5% 7 days :
Hardness, 24H, Shore A
Hardness, 7d, Shore A
Depth of curing, 24H, mm
Depth of curing, 7d, mm
Recovery of elastic, %
Elongation at break, %
Solid Content, %
Tensile modulus(MAX), MPa
JOINLEADER 599 Water Based Silicone Sealant can be widely used for sealing gaps and cracks prior to paint; perimeter sealing around window frames, architraves, skirting boards, picture and china rails; sealing around vanities and bath; internal corners of walls, cracks, joints and gaps where rigid fillers crack.
JOINLEADER 599 Water Based Silicone Sealant can be used for joining & sealing a variety of building materials & construction elements that are likely to undergo moderate movement.
JOINLEADER 599 Water Based Silicone Sealant is suitable for repairs cracks in walls, skirting boards, doors & windows and seals between plaster board panels, ceiling boards, cornices, & decorative ceiling panels.
24 months in unopened packaging in a cool and dry storage place at temperatures between +5°C and 25°C.