... from the higher and slowly change from
solid state into liquid
state.At this time ,the PCM’s temperature ... not change. Untill all PCM change into liquid
state, its temperature starts to go up.This ... melt at above
30 °C and crystallize at below
30 °C.When indoor temperature is below
30 °C, sometimes ... filler will lump.(When the indoor temperature is above
30 °C,it will melt once again.)