Evaporative pattern casting environment-friendly coating as well as preparation method and application thereof

The invention discloses an evaporative pattern casting environment-friendly coating as well as a preparation method and application thereof. The evaporative pattern casting coating is prepared from the following raw materials in proportion by weight: 80-90 parts of rice hull ash, 10-15 parts of cooked high aluminum powder, 3-4 parts of sodium bentonite, 4-5 parts of ball clay, 6-7 parts of styrene-acrylic emulsion, and 80-90 parts of water. The obtained evaporative pattern casting coating has the advantages of being high in refractoriness, good in air permeability, easy to peel and low in cost. 本发明公开了一种消失模铸造环保涂料及其制备方法与应用，该消失模铸造涂料，由以下重量配比的原料制成：稻壳灰80-90份，熟高铝粉10-15份、纳基膨润土3-4份、球粘土4-5份、苯丙乳液6-7份；水80-90份。本申请得到的消失模铸造涂料具有耐火度高、透气性好、易剥离且成本低廉的优点。