SAND CASTING LESSON FOR BEGINNERS - STEP-BY-STEP - (A 3rd HAND) - MSFN

Summary

In this episode of 'Making Something from Nothing,' the host shares a detailed tutorial on metal casting, focusing on creating a third hand tool for desoldering. The video covers the entire process from preparing the mold with sand and copper wire to pouring molten metal and finishing the cast. Despite some challenges with epoxy, the project succeeds, resulting in a functional third hand. The host encourages viewers to engage with the channel and share the video with others interested in DIY projects.

Takeaways

• 🔥 The video is a tutorial on metal casting, focusing on creating a 'third hand' tool for desoldering.
• 🌟 The host emphasizes the channel's theme of 'making something from nothing', opting to create the tool rather than buying it.
• 🛠️ The process begins with preparing the mold using sand and a pattern, ensuring a smooth surface finish for the casting.
• 🏗️ The mold is constructed with a vent for gas escape and a sprue for metal pouring, demonstrating attention to detail.
• ⚙️ The video includes steps for compacting sand, creating a gate, and preparing the mold for metal pouring.
• 🔥 The metal casting is done using a furnace, highlighting the importance of safety and precision in the process.
• 🔨 Post-casting, the rough edges are ground down using an angle grinder and bench grinder to refine the tool's shape.
• ⚙️ The 'third hand' is assembled using copper wire and alligator clips, showcasing creativity in repurposing materials.
• 💡 The host shares a personal anecdote about the challenges with using five-minute epoxy, providing a relatable and humorous touch.
• 🎉 The video concludes with a successful 'third hand' creation, encouraging viewers to engage with the channel through comments and subscriptions.
• 📢 The host invites viewers to share the video and subscribe for more DIY projects, fostering a community of makers.

Q & A

What is the main purpose of the video?

The main purpose of the video is to demonstrate the process of metal casting from start to finish, specifically to create a third hand tool for desoldering in the shop.

Why is the host making a third hand tool?

The host is making a third hand tool because they have always needed one for desoldering work in their shop.

What materials are used to prevent the sand from sticking to the pattern?

Powder is used to prevent the sand from sticking to both the table and the pattern.

What is the purpose of sifting the facing sand?

Sifting the facing sand is done to achieve a nice surface finish on the casting.

Why is a vent included in the mold?

A vent is included in the mold to allow gases to escape during the casting process.

How does the host prepare the area for pouring the metal?

The host cleans out the area around where the sprue comes in, prepares to cut the gate, and ensures there's no loose sand.

What is the purpose of the screw in the pattern?

The screw in the pattern is used to help release and remove the pattern from the mold.

What is the purpose of the coke placed back onto the drag?

The coke is placed back onto the drag to prepare for the pouring of the metal into the mold.

How does the host remove excess metal along the edges?

The host uses an angle grinder with a 60 grit flap disc to remove the excess metal, known as flashing.

What alternative method did the host use to secure the copper wires instead of the five-minute epoxy?

The host used J-B Weld to secure the copper wires instead of the five-minute epoxy due to poor past experiences with the epoxy.

What is the host's stance on social media?

The host personally does not use Facebook or Twitter at the time of the video, but encourages viewers to share the video on their social media platforms.