straw pu foam

详情

●Construction tempertature The suitable temperature is *0～*0℃, the optimum temperature is *0～*5℃, the relative humidity is *0～*5%. Please preheat it in the warm water constantly for a while when the temperature is below *0℃(except the sample of ultra-low temperature prescription). ● Surface Condition of the basing material adhesive firm without oil, dust and ester on the surface of the base material, and reach to the best effect of expanding with full moisture. ● Methods of filling Follow the principle of from the bottom up and from left to right when filling the slot, filling the slot suitably one time is the best(filling 1/2 foam usually, the rest foam is from the expanding), for the much wide slot and large hole , you should separate it with stones and woods or others. ● Protecting the surface Need to adding the protective layer so avoid the curing foam aging and keep the good function of waterproof.