If It Doesn’t Work, Hit It With a Hammer | Step 387
TLDRIn this video, the creators discuss their experience with the glassing phase of their boat refurbishment project. Initially, they faced a setback when a test piece delaminated easily, causing doubts about the entire process. Consulting with experts, they learned that the issue might be due to user error and conducted various tests to regain trust in their methods. The tests involved using different surface preparations and revealed that cleaning and grinding the surface significantly improved the bonding strength. The video ends with the team feeling reassured about their repair work and excited to continue with the project.
Takeaways
- 🛠️ The purpose of adding ribs and stringers to the boat is to reinforce its structure, creating a strong shell.
- 🧪 The team started the fabber glassing phase but encountered issues with the materials they hadn't used before, leading to doubts and the need for investigation.
- 🔍 After the initial failure of their test piece, they contacted experienced boat builders for advice and reassurance.
- 🚪 It was discovered that not shaking the foam after gluing it was a mistake, and that the structure inside the boat would still hold even if the outer layer delaminates.
- 🧱 The team conducted various tests on their sample pieces to understand the bonding strength and identify what went wrong with their initial test.
- 💡 They found that cleaning with acetone and grinding the surface before lamination significantly improved the bonding strength.
- 🔨 The team tested the boat's lamination by hitting it with a hammer, which helped to restore their faith in the repair process.
- 🔄 The importance of not just relying on advice but also conducting their own experiments to verify the best practices was emphasized.
- 🔄 The team learned that the peel ply texture is not ideal for lamination unless the surface is properly prepared through cleaning and grinding.
- 🛠️ The team's trust in the system and their confidence in continuing the boat renovation project was restored through their thorough testing and investigation.
Q & A
What was the main purpose of adding ribs and stringers to the boat during the fabrication process?
-The primary purpose of adding ribs and stringers was to reinforce the hull, making it like a strong shell of a boat, which is essential for its structural integrity.
Why did the team decide to create a replica during the lamination process?
-The team created a replica to learn how the process works, to demonstrate to their audience how everything fits together, and to test the materials they had never used before, such as vinylester and peel ply.
What was the initial reaction when the replica failed the hammer test?
-The team was disappointed and worried when the replica failed the hammer test, as they feared that the entire boat could fall apart easily, wasting the time, effort, labor, and materials invested in the project.
What steps did the team take to address their concerns about the failed test?
-The team consulted with friends who were boat builders or had more experience with boat work. They also decided to test different lamination methods on sample pieces to understand what went wrong and to restore their trust in the process.
What was the key advice given by experienced boat builders regarding the failed replica test?
-The experienced boat builders advised that not shaking the foam after gluing it on was a big mistake. They also reassured the team that even if the exterior hull delaminates, the internal structure should hold, compromising only about 20% of the strength.
What is the purpose of using peel ply in the lamination process?
-Peel ply is used to create a clean, unified texture on the surface, which is ideal for lamination. It allows for easy removal of dust and debris, providing a fresh surface for further layers of glass or other materials.
How did the team modify their approach after understanding the importance of surface preparation?
-The team decided to go back to their old methods of cleaning the surface with acetone and grinding it down to ensure a good mechanical bond before laminating, as this was found to be the most critical factor in achieving a strong bond.
What were the outcomes of the team's subsequent tests on the boat and the samples?
-The tests showed that the interior of the boat was robust and did not delaminate even when hit with a hammer. The samples that were cleaned with acetone and ground down also did not delaminate, indicating that proper surface preparation was crucial for a successful bond.
What was the conclusion the team reached after the testing and investigation process?
-The team concluded that the initial failure was likely due to improper surface preparation and not shaking the foam. They regained their trust in the system and were excited to continue with the project, confident in their understanding of the correct lamination process.
What is the next step for the team in their boat renovation project?
-The next step for the team is to start laminating bulkheads into the boat, applying the lessons learned from their tests to ensure the process is done correctly.
Outlines
🚤 Boat Building Challenges and Material Testing
The paragraph discusses the initial challenges faced during the boat building process, specifically the fabber glassing phase. The goal was to reinforce the boat's structure with ribs and stringers, creating a strong shell. However, a test replica they created to learn the process and test materials like vinylester and peel ply did not go as planned. The replica's failure, which easily delaminated, led to concerns about the entire boat's integrity and the team's trust in the process. They reached out to more experienced boat builders for advice and learned that the issue might be due to user error or contamination. The framework of the boat is still safe, but they plan to conduct more tests to regain trust in the system.
🛠️ Understanding Peel Ply and Its Role in Boat Construction
This paragraph delves into the role of peel ply in boat construction. It explains that peel ply is used to create a clean, unified texture for lamination, especially when using different types of resins. The paragraph clarifies that while peel ply is helpful for epoxy, it may not be as necessary for their chosen vinylester resin. The team discusses the importance of surface preparation, such as grinding and cleaning, to ensure a strong mechanical bond. They also share their plan to conduct various tests on sample pieces to understand the bonding strength and figure out what went wrong with their initial test piece.
🔨 Testing and Repair Strategies for Boat Lamination
The focus of this paragraph is on the testing and repair strategies the team is implementing to ensure the boat's lamination is successful. They discuss the need to experiment with different methods, such as bonding directly to the contaminated surface, using acetone to clean, and grinding to create the ideal surface for lamination. The team's goal is to understand the reasons behind the initial test piece's failure and to ensure that future lamination work, including the installation of bulkheads, is done correctly.
🏄♂️ Restoring Confidence through Rigorous Testing
In this paragraph, the team shares the results of their follow-up tests on the boat's lamination. They conducted various tests, including hitting the boat with a hammer and examining the bonding quality. The tests showed that the parts cleaned with acetone and ground down had the best bonding, which aligns with the interior hall's preparation. The team's confidence in the repair process is restored, and they are excited to continue with the project. They emphasize the importance of cleaning and grinding before lamination and look forward to starting the bulkheads' glassing in the coming week.
Mindmap
Keywords
💡Fabber glassing
💡Ribs and stringers
💡Lamination
💡Viny酯er and peel ply
💡Delaminating
💡Trust in the system
💡Bulkheads
💡Mechanical bond
💡Watertight
💡Grinding and prepping
💡Resin
Highlights
The fabber glassing phase has begun on the boat.
The purpose of the ribs and stringers is to reinforce the boat's structure.
A replica was created to learn and demonstrate the lamination process.
Viny酯r and peel ply were used for the first time in this project.
Initial tests with the replica did not go as planned, causing concern.
The replica delaminated easily, leading to doubts about the entire project.
Consultation with experienced boat builders provided reassurance and guidance.
It was discovered that shaking the foam after gluing it was a mistake.
The boat's internal structure should hold even if the exterior laminate fails.
A section of the boat will be deconstructed to rebuild trust in the process.
The peel ply's role and its interaction with different resins were discussed.
Peep ply creates a unified texture for lamination, especially important for new boat construction.
Tests were conducted to understand the failure of the initial lamination.
The boat's existing structure passed the hammer test, maintaining integrity.
Further tests and experiments are needed to ensure the success of future lamination work.
The importance of cleaning and grinding the surface before lamination was identified.
The team's trust in the boat repair process has been restored after the tests.
The next step is to laminate bulkheads with renewed confidence.