... .5Average particle size (um)<15* Crystal :Phase II Intumescent fireproof coatings On account of its low water solubility, ... -1 is particularly suitable as for intumescent fireproof coatings. Other essential components of intumescent systems include a binder, a carbon ... high heat stability, APP-1 is an essential component in intumescent formulations for thermoplastics, particularly PP, PE ,EVA etc....., ...