18 Questions
What is the purpose of using a spirit level in molding?
To check if the sand bed is horizontal
What are gaggers used for in molding?
Reinforcing runners and feeding gates
What is the purpose of a gate cutter?
To cut downward projecting sand mass
What is green sand also known as?
Tempered sand
What type of sand requires moisture content between 6 to 8%?
Loam sand
What is the main role of parting sand in molding?
Maintaining the shape of the mold under pressure
What is the name for green sand that has been dried or baked after making the mold and cores?
Core Sand
What is the material composition of loam sand?
Sand, clay, and water
What is the main purpose of facing sand?
To form the face of the mold
Why is backing sand sometimes called black sand?
Due to repeated use in molding
Which type of molding sand is mainly suitable for larger castings?
Loam Sand
In which type of sand preparation is no facing sand used?
System Sand preparation
What is the purpose of a draw spike in molding shops?
Driving the draw spike into the pattern and withdrawing it
What is the function of a Vent Rod in molding?
Piercing small holes in the molding sand for venting
What are lifters used for in mold cavities?
Cleaning, repairing, and finishing deep and narrow openings
Which tool is primarily used for engaging metal patterns by being driven into them?
Draw Spike
What is the main purpose of pierce small holes in the molding sand using a Vent Rod?
Allow the exit of steam and gases during pouring
How do lifters differ from Vent Rods and Draw Spikes in mold cavity preparation?
Draw Spikes engage patterns, while Lifters clean and finish openings.
Test your knowledge on tools and equipment used in molding processes. This quiz covers various tools such as spirit levels, gate cutters, and gaggers commonly used by molders.
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