PU-B 2K is a polyurethane-bitumen based, two component, fast curing, super elastic liquid waterproofing and coating material.
Preparation of Substrate
The surface should be washed and clean of all contaminant such as oil, grease, wax etc. Loose particles, cement laitance, release agents, cured membrane must be removed from the surface. Surface must be completely dry. Humidity on surface must be maximum 4%. For on fresh concrete application, needed minimum 28 days for curing concrete. Surface must be primed with PU 101 A or EPOX PR 100.
A ve B components must be mixed under low stir mixer until homogenous mixture is obtained. Material is applied by a brush, roller or spatula. Mixed material pot life is 30-45 minutes. At least two coat application is recommended.
At least 1,00-1,50 kg/m²
15 kg A Component + 15 kg B Component = 30 kg set
20 kg A Component + 20 kg B Component = 40 kg set