Product type expansion construction method of rubber sealing water
1, the slot method: the cement surface in the early pouring on the left can hold 1 / 2 strip slot, then the product type water swelling rubber sealing strip is inserted into the 1 / 2 slot to continue pouring cement.
2 paste method: along line 401 will install brush products universal type water swellable rubber sealing strip.
3 steel nail nail products: water swellable rubber water stop along the line with a nail positioning and installation of steel nails as close as possible.
4 joints can be 45 degrees inclined to lap bonding, or 45 degrees after the slope lap joint with steel positioning.
Product type expansion note rubber seal water:
(1) products and product type water swellable rubber seal of the cement surface contact shall be smooth, can not have uneven phenomenon.
(2) for strip ratio of cement light products type PZ type rubber seal installation location should be firm, prevent the strip floating dislocation caused Water Leakage.
(3) Please leave off after molding, the product type PZ type rubber seal firmly positioned within the buried density should not be exposed.
(4) Product type expansion rubber seal can not be long in air and water, should be placed in dry and ventilated warehouse, to avoid light exposure.
(5) Product type water swelling rubber sealing section were 15 * 20,20 * 20,20 * 30,30 * 30,30 * 40,20 * 50,30 * 50,50 * 50 dozens, according to the need of engineering design and manufacture different length expansion rate products.