Paint and Polyester Work

Boats made of polyester GRP (Glass Reinforced Plastic) are among the most preferred production materials today due to their low maintenance requirements and ease of production. Polyester is a thermoset material, and glass fiber-reinforced polyester is a widely used and economical production material. While there are various production methods, the hand lay-up method remains the most common production technique for boats and yachts.

When a polyester boat is taken ashore, inspecting the underwater parts and conducting maintenance or repairs is crucial. Timely intervention can prevent the chemical degradation process commonly referred to as osmosis in fiberglass. If this condition cannot be avoided, depending on the extent of the damage, the boat may require gel coat maintenance.

Antifouling (Toxic Paint):

The cruising activity, painting technique, and materials used directly affect the boat’s hull and its susceptibility to fouling, commonly known as barnacle build-up. Additionally, environmental conditions in the boat’s operating area, including sea conditions, seasons, and water temperature, influence the rate at which such fouling occurs.

Antifouling paints are commonly referred to as “toxic paints.” This term originates from older paints, particularly those containing copper (Cu) compounds. Paints applied to areas of the boat’s hull in contact with water, designed to prevent barnacle growth, have long been known as toxic paints. However, with advancements in technology, new additives and formulations have replaced copper-based components.

Proper surface preparation, smoothing with coarse and fine putty, and the correct application techniques are essential for achieving a long-lasting and effective paint system.

Barnacle accumulation on the hull and propulsion system impacts the boat’s speed, increases fuel consumption, and generates unnecessary water resistance, negatively affecting performance. This is why hull painting and polyester work must be meticulously performed while the boat is on land.

Processes for Different Boat Materials:

Although antifouling processes may appear similar for aluminum, steel, and polyester boats, there are differences in the details. Each paint manufacturer offers varying models of paint, and the tools used for surface preparation, such as scraping materials, also differ. Incorrect applications can result in excessive thinning of the boat’s hull.

Comprehensive Boat Maintenance and Repairs:

For healthy and long-lasting paint and polyester repairs, you can contact us.

In addition to paint and polyester maintenance, we offer the following services when your boat is taken ashore:

• Installation of depth sounders and echo sounders
• Rudder blade repair
• Propeller maintenance and repair
• Outboard engine maintenance and repair
• Installation and calculation of heaters, coolers, and air conditioning systems
• Inverter installation and load calculations
• Mounting of flag poles, navigation lights, horns, searchlights, and projectors