... pressure up to15000spi SL-999 polyurethane high pressure grout machine for waterstopPortable body, weighing only 7kg, easy to carry & ... , the second joints, cracks, water seepage, etc. Structure reinforcement for beams, walls. Usage1. Before starting, please confirm whether the switch ... your goggles when injection, avoiding to spray medicament into your eyes. 2. It is not allowed to pour the particles ...