1. What is the reason why the potting glue is soft after curing, which should be hard glue after curing? The ratio of potting glue and curing agent is incorrect: if it is not proportioned according to the weight ratio
Silicone structural sealant, also known as "silicone structural sealant". In the glass curtain wall, it is used for the structural silicone adhesive material between the plate and the metal frame, the plate and
1. The effect of topcoat and primer is different. The use of primer is the first process of painting the wall, mainly to increase the adhesion of the wall and bring plumpness. It has certain waterproof and anti-corrosion
(1) From the perspective of environmental protection, water-based paint has absolute 1. Environmental protection Since the water-based primer uses water as the diluting solvent, the ultra-low VOC content (lower than th