Features of polyurea technology:1. Fast curing: It does not contain catalysts and has a fast curing speed. It can be sprayed on any curved, inclined and vertical surfaces without sagging. It gels in 5 seconds and reaches walking strength in 1 minute.2. Strong environmental adaptability: Polyurea is

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Regarding clean machine, please check this tips (Combined user manual): A. If you continue to use the machine the next day, just clean the spray gun, seal the hose, and keep the transfer pump in the raw material barrel. If the pump is taken out of the barrel, seal them well to avoid entering air