Workshop laboratory 6 min read
Types of Patterns
Single Piece or Solid Pattern In a simple solid pattern, one side is made flat which serves as a parting…
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Types of Molding Sand
Molding sands are classified according to their use into a number of varieties. These are described as follows: Green Sand…
Workshop laboratory 3 min read
FOUNDARY
Introduction Foundry practice deals with the process of making castings in molds, formed in either sand or some other material.…
Workshop laboratory 1 min read
Square Rod
Aim: To make an Square rod from a given round rod, by using hand forging operation. Sequence of Operation: Precautions:
Workshop laboratory 1 min read
Blacky Smithy
S-Hook Aim: To make a S -hook from a given round rod, by following hand forging operation. Sequence of Operation Precautions:
Workshop laboratory 1 min read
One Light controlled by 2 Two – way Switches
Aim: To give connection to one light, controlled by two – way switches. Sequence of operation: Precautions:
Workshop laboratory 1 min read
House Wiring
Two Lights controlled by one switch in series Aim: To give connection to two lights , controlled by one switch in…
Workshop laboratory 8 min read
HOUSE WIRING
Power is supplied to domestic installations through a phase and a neutral, forming a single phase A.C.230V, two-wire system. For…
Workshop laboratory 1 min read
Rectangle Tray
Aim: To make a rectangular tray, using the given sheet metal. Tools: Steel rule, try-square, divider, scriber, straight snip, mallet, ball –…
Workshop laboratory 1 min read
Tin Smithy
Open Scoop Aim: To make an open scoop, using the given sheet metal. Note: 1. All Dimensions are in mm. 2.…
Workshop laboratory 1 min read
Hammers and Mallets
Hammers and mallets are used to apply moderate forces gently in the processes accompanied in tinsmithy such as forming and…
Workshop laboratory 1 min read
Stakes
Stakes are supporting tools used in sheet metal work. These are used to form, seam, bend or rivet the sheet…
