Carborundum Universal Limited Injection Moulding Operator Interview Questions and Answers

Q1. What is the mucromiter list count
Ans. 
The micrometer list count refers to the number of items or components listed in a micrometer measurement tool.
• The micrometer list count is the total number of items listed on a micrometer measurement tool

• It helps in accurately measuring the dimensions of small objects or components

• For example, a micrometer list count of 0.01mm indicates that the tool can measure up to 0.01mm precision
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Q2. What is the list count of varniya caliper
Ans. 
The list count of varniya caliper is typically 0, as varniya caliper is not a standard or commonly used tool in the field of measurement.
• Varniya caliper is not a standard tool in the field of measurement

• There is no specific list count for varniya caliper as it is not commonly used

• It is important to use standard calipers for accurate measurements
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Q3. Which material of drill bit
Ans. 
The material of the drill bit depends on the type of material being drilled and the desired outcome.
• Drill bits can be made of high-speed steel, cobalt steel, carbide, or diamond.

• High-speed steel drill bits are versatile and suitable for drilling wood, plastic, and soft metals.

• Cobalt steel drill bits are harder and more heat-resistant, making them ideal for drilling hard metals.

• Carbide drill bits are extremely hard and ...read more
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Q4. Types of center punch
Ans. 
Center punches are tools used to make small indentations in metal or other materials for drilling or marking purposes.
• Automatic center punch: Spring-loaded for easy one-handed operation

• Manual center punch: Requires a hammer to create the indentation

• Transfer punch: Used for transferring hole locations from one material to another

• Prick punch: Has a sharper point for more precise marking
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Q5. What types extrusion press
Ans. 
Extrusion presses are used to create products with a consistent cross-sectional profile by forcing material through a die.
• There are different types of extrusion presses based on the method of operation, such as direct extrusion press, indirect extrusion press, and impact extrusion press.

• Direct extrusion presses push the material through the die using a ram, while indirect extrusion presses pull the material through the...read more
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Q6. Center punch and dot punch angle
Ans. Center punch angle 90 Dot punch angle 60
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