Advantages of Mild Steel Foldable Type Platform Trolleys:

1. Durability: Mild steel is a strong and durable material that can withstand heavy loads and regular use.
2. Load capacity: Mild steel trolleys can handle heavier loads than plastic trolleys, making them suitable for industrial and commercial applications.
3. Foldable: They can be folded and stored easily.
4. Resistant to corrosion: Mild steel is resistant to corrosion, which makes it suitable for use in damp or humid environments.
5. Easy to maintain: Mild steel trolleys are easy to maintain and can be easily cleaned and polished.
6. Customizable: Mild steel trolleys can be customized to meet specific requirements, such as additional shelves, hooks or other attachments.
7. Longevity: Mild steel trolleys have a longer lifespan than plastic trolleys and are more resistant to wear and tear.
8. Versatile: They can be used in various industrial and commercial applications such as workshops, warehouses and manufacturing facilities.

Disadvantages of Mild Steel Trolleys:

1. Weight: Mild steel trolleys are heavier than plastic trolleys, which can make them more difficult to manoeuvre and transport.
2. Corrosion: While mild steel is resistant to corrosion, it can still be affected by damp or humid environments over time, which can lead to rust and weakening of the trolley.
3. Not suitable for food industries: Mild steel trolleys are not suitable for food industries as it can get contaminated with food particles and also can rust which can affect food safety.

Advantages of Plastic Platform Trolleys:

1. Lightweight: Plastic trolleys are lightweight and easy to maneuver, making them convenient to use.
2. Affordable: Plastic trolleys are generally more affordable than mild steel trolleys.
3. Resistant to chemicals: Plastic trolleys are resistant to chemicals and are suitable for use in environments where chemicals are present.
4. Weather resistant: Plastic trolleys are weather resistant and can be used in outdoor environments.
5. Easy to clean: Plastic trolleys are easy to clean and maintain.

Disadvantages of Plastic Platform Trolleys:

1. Load capacity: Plastic trolleys may not be able to handle as much weight as mild steel trolleys.
2. Durability: Plastic trolleys may not be as durable as mild steel trolleys and may not be able to withstand heavy use or regular exposure to harsh environments.
3. Temperature sensitivity: Plastic trolleys may get affected by the temperature and can become brittle or deformed in high temperatures.
4. Not suitable for heavy industrial use: Plastic trolleys are not suitable for heavy-duty industrial use, as they are not as strong as metal trolleys.

In conclusion, both mild steel and plastic platform trolleys have their own advantages and disadvantages. Mild steel trolleys are durable, can handle heavier loads, and are resistant to corrosion, but they are also heavier and more expensive. Plastic trolleys, on the other hand, are lightweight, affordable, and resistant to chemicals, but they may not be as durable and may not be able to handle as much weight. The choice between a mild steel or plastic trolley will depend on the specific requirements of the application and the budget available.