Polysulphide Sealant, Bucket, 3,4 & 6.5

Polysulphide Sealant Pour Grade is a cross linking polysulphide based elastic sealant for vertical and horizontal expansion joints.Usage: It is used in horizontal joints in many types of buildings and civil engineering constructions such as Expansion joints in floors PQC joints, Precast concrete elements Bridge deck joints Vacuum dewatered floor joints / groove sealing, crack repairing Horizontal trafficable Joints, airport runways, car park, roads and culverts Wherever a permanently flexible horizontal seal is required Characteristics: Easy to use Economical Good UV resistance & weatherability Excellent adhesion with many materials Good chemical resistance (alkalies & dilute acids, petrol, diesel or jet fuel and many solvent and vegetable oils) Permanently elastic Storage Conditions Shelf-Life: 12 months from the date of production when stored properly in unopened undamaged and sealed original packaging in cool and dry condition at temperature +5 deg C to +30 deg C Substrate Quality: All surfaces must be clean, dry free any loosely adhering particles Substrate Preparation: Check the joints edges for soundness and if found weak cut recess and fill up with suitable repair mortar ( Consult Sika Technical services ). Correct joint depth can be established by inserting polyethylene based Sika® Backer Material tightly into the joint. When the joints have been filled with fibre filled board, this must be raked back to the required depth. Use bond breaker tape over the backer material. Protect surfaces with masking tape. Priming: Sika primer-80 should used as a primer only on the two sides. wait for 30 mins. Application Method/Tools: Where required, protect the surface with masking tape Install the sealant into the joint without trapping air Tool-off with a spatula to lightly concave profile Remove masking tape Cleaning of Tools: Clean all tools and application equipment with Sika® Colma Cleaner immediately after use Hardened / cured material can only be mechanically removed. Note on Applictions/ Limitations: Do not use in contact with drinking water or food Gun grade Sikis? Polysulphide PG is gun-applied - 2 part polysulphide sealant which is used both for horizontal and vertical joints Pourable grade Sika® Polysulphide PG is used only in case of horizontal joints.