GWO Blade Repair Training Standard V2.0
2021-04-01_TS_BR_V2
Documentation
SDS for materials used
TDS for materials used
2. EXERCISE 1 - MOULD PREPARATION
Carefully remove any debris from the mould surface using non-metallic tools.
Clean the surface of the mould using isopropyl alcohol.
Apply a thin layer of mould release agent to the mould surface and allow it to dry for 1 to 2 minutes.
Remove any excess release agent using a clean dry cloth.
Allow the release agent to dry for a further 15 minutes.
Apply flash tape to the mould surface according to the instructions given by the instructor.
Apply vacuum tape on top of the flash tape.
3. EXERCISE 2 - GELCOAT
Find the SDS for the gelcoat being used and identify the PPE required. Fill in the information in the table below:
Gloves required
Mask required
Find the TDS for the gelcoat, and use this to calculate the amount of gelcoat required to cover the mould surface at a layer thickness of 0.8 mm. Enter the information in the table below:
Total amount of gelcoat
Mixing ratio
Amount of gelcoat base
Amount of gelcoat hardener
Curing time for gelcoat
Carefully weigh out and thoroughly mix the gelcoat.
Apply the gelcoat to the mould surface, and distribute evenly using a roller.
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