Alcohol-group coating for V-method casting and preparation method thereof
A coating and alcohol-based technology, which is applied to casting molding equipment, coatings, casting molds, etc., can solve the problems of easy precipitation and hardening of slurry or paste alcohol-based coatings, increase the cost of foundry enterprises, and difficult recycling of packaging barrels, etc., to achieve Excellent sand resistance, high production efficiency, and low packaging cost
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[0024] The present invention will be further described in detail below with reference to specific embodiments: a method for preparing the above-mentioned alcohol-based coating for casting by the V method, which is characterized in that it comprises the following steps: 1) A composite slurry is prepared by using a suspending agent, a binder and an alcohol solvent , In terms of weight percentage, the content of the suspending agent is 15%-25%, the content of the binder is 20%-30%, and the rest is alcohol solvent; 2) Weigh the refractory powder and combine the refractory powder The materials are put into the roller blender at one time, and the correct operation of putting and closing the lid must be ensured during the putting process; 3) Start the roller blender, and while rolling the refractory powder, Add the composite slurry that accounts for 10% to 14% of the weight of the refractory powder, and continue rolling; first make the refractory powder in the composite slurry contains...
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