01 – Repair procedure for blade surface damage - gel coat

In this video, Lairton Bitencourt, FanTR Industrial Engineer Coordinator, will teach how to repair damage on the gel coat of a composite blade. It is important to check before the repair that only the gel coat is damaged and that no fiber layers have been affected.

List of materials

• Vinyl Ester gel coat or Isophthalic gel coat
• Pyrogenic Silica
• Methyl Ethyl Ketone Peroxide 33% Catalyst (MEKP)
• Grinder with Abrasive Disc No.24
• Sandpaper # 100
• Acetone or Cleaning Solution
• Masking tape
• Flexible Plastic Spatula
• Paint Roller
• Measuring Tape and Pen
• Graduated glass becker and syringe
• Polypropylene (PP) jars - resistant to MEKP

List of PPEs

• Earplugs
• Safety glasses
• Face mask FFP2 or N95
• Chemical Resistant Gloves
• Mechanical Resistant to Hazards Glove
• Safety shoes