Green Sand Formula - How to Make Molding Sand: To makegreen sand or like it also called molding sand (foundry sand) we need 3 ingredients: sand, clay and water.
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Green Sand Formula - How to Make Molding Sand : 5 Steps (with Pictures) - Instructables
How to make casting green sand ⛱️
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How to Sand Cast 3D Printed Objects : 12 Steps (with Pictures) - Instructables