Green Sand Molding Modules *The following modules are translated in Spanish, where available.* English Green Sand Raw Materials This module will identify the different types of sand, clay, and additives that are used in making green sand molds. The features and properties that affect compactability and the role of water in green sand molding will be discussed. By the end of the module, you will be able to identify and assess the raw materials used in creating high-quality green sand molds. (0.1 CEU) Green Sand Preparation and Quality Control In this module, the mulling sequence of horizontal wheel mullers will be explored and the primary tests involved in basic process control will be discussed. This module will also explore green sand strengths and the different alloy requirements. By the end of the module, you will be able to analyze raw material issues that may affect the quality of green sand molding outcomes. (0.1 CEU) Green Sand Molding Equipment The five key pieces of molding equipment needed to make a quality green sand mold will be identified along with proper equipment maintenance techniques. This module also consists of an optional safety section concerning personal protective equipment (PPE) and molding equipment. By the end of the module, you will be able to describe the measures required to choose, use, and maintain green sand molding equipment. (0.1 CEU) Green Sand Molding Process This module will identify the components needed to make a green sand mold and explain how to make a quality green sand mold. Several molding processes will be discussed along with the topic of venting. By the end of the module, you will be able to list the steps needed for preparing highquality green sand molds. (0.1 CEU) Green Sand Compaction In this module, the different types of sand compaction will be explored. This module will also explain methods to prevent and resolve sand

Spanish

Compactación de Arena Verde En este módulo, se explorarán los diferentes tipos de compactación de arena. Este módulo también explicará los métodos para prevenir y

compaction problems. By the end of the module, you will be able to list the four methods to compact sand to ensure optimum quality castings. (0.1 CEU) Introduction to Green Sand Defects In this module, the visual inspection and physical properties needed to look at green sand defects will be identified. This module will also describe the causes of common green sand defects. By the end of the module, you will be able to identify one shrinkage defect, one gas porosity defect, one sand adherence defect, one sand strength defect, and one sand expansion defect. (0.1 CEU)

resolver problemas de compactación de la arena. Al final del módulo, podrá enumerar los cuatro métodos para compactar la arena para garantizar una calidad óptima de las piezas vaciadas. (0.1 CEU)