The Polysulphide Sealant isa kind of room-temperature vulcanized sealant with high performance especially formulated for secondary seal for Insulating glass. The sealant has excellent elasticity and adherent stability to various glass, aluminum, PVC and metals, the sealant is stable and compatible to most sealants. The polysulphide sealant provides outstanding resistance to weathering and chemical attack from solvent, alkalis, dilute acids, oils and grease.
1.Cures at ambient temperatures to a tough, elastic and permanently elastic rubber like material.
2.Durable, good chemical resistance,remains unaffected by UV rays, ozone and weathering conditions.
3.Economical, easy to use.
4.Non- sag in vertical and overhead joints
5.Excellent repairability property.
Smooth White paste
Smooth black paste
Light Grey White paste
1.45 – 1.55
Pot life (Min)
Tack-free Time (Minutes)
Adhesive strength (Mpa) After 7 days
Full curing time(Hours)
≤ 24 (3mm thickness of sealant in 23 degree Celsius)
Appearance after curing
Relative elongation after curing
Hardness after Sulfuration (Shore A)
Cured value be test under condition: 25°C, Relative humidity 50%, Com A:Com B=10:1