Since I study Industrial Design my class and I visited manufacturers in South of Sweden just before the Covid-19 outbreak to learn about manufacturing techniques, how they are applied and what materials are used.
Plastic blow molding factory:
In the same blow molding tool the factory could have two different kinds of plastic and so shape them together into one piece. Above is a handle to a saw.
Metal form press factory:
Powder coating factory:
This was the smallest factory we visited. I think they were about seven people working here together every day.
She put tape on every detail that was not supposed to get paint on it.
Metal foundry factory: