What Causes Bubbles in Automotive Touch-Up Paint?

1 Answers
Kate
07/25/25 12:10am
Bubbles in automotive touch-up paint may be caused by excessively high paint viscosity, overly high spraying air pressure, oil, dust, sweat or other particles adhering to the painted surface, excessive temperature difference between the paint and the painted surface, etc. Below is a detailed introduction about automotive paint: Overview: The primary function of automotive paint is to protect the vehicle body from corrosion. Additionally, automotive paint enhances the vehicle's aesthetic appeal. Automotive paint is a type of coating. The purpose of a paint booth is to provide a clean, safe, and well-lit painting environment for automotive coating operations, ensuring that the spraying process is free from dust interference and maintaining paint quality. Composition: Automotive paint mainly consists of resin, pigment, additives, fillers, curing agents, and solvents. Metallic automotive paint typically contains added glittering metal flakes (aluminum powder), while pearlescent paint usually incorporates mica particles.
Was this review help?
20
0
Share
More Forum Discussions

What to Do If Your Driver's License Has Expired for 10 Days?

If your driver's license has expired for 10 days, you should go to the vehicle management office at the place of issuance to apply for a replacement as soon as possible. According to the law, motor vehicle drivers should apply for a replacement at the vehicle management office where the driver's license was issued within 90 days before the expiration of the license. If the license is not replaced for more than one year after the expiration date, the driver's license will be revoked. Relevant details are as follows: 1. Take the exam: If the driver's license has not been replaced for more than one year after the expiration date and the revocation period has not exceeded two years, the normal use of the license can be restored after passing the subject one exam. If the revocation period exceeds two years, you will need to reapply for a new license. 2. Pay the fine: If the license has only expired for 10 days, it will not be revoked. In this case, you need to replace it as soon as possible and then pay the fine at the relevant department.
15
5
Share

What does Rolls-Royce RR mean?

Rolls-Royce RR, the two capital R's are the logo of Rolls-Royce. Introduction to Rolls-Royce: Rolls-Royce is an ultra-luxury car manufacturer, founded in the UK in 1906 by Henry Royce and Charles Rolls. The cars produced by Rolls-Royce are outstanding representatives of top-tier automobiles, renowned worldwide for their luxury, and are one of the main representatives of European and American cars. The origin of the 'Double R' emblem: It has been exactly 100 years since Charles Stewart Rolls and Henry Royce first shook hands. According to the agreement signed by the two in 1904, Mr. Royce was responsible for building the cars, while Mr. Rolls was responsible for selling them. Two years later, their companies officially merged, with the ambition to produce 'the best cars in the world.' Mr. Rolls' efforts caught the high attention of Mr. Rolls from London's high society. As the founder of the British Automobile Club and an agent for Panhard, he quickly reached an agreement with Mr. Royce, and thus the world-famous double 'R' emblem was born.
17
4
Share

How to Check Driver's License Number?

Driver's license number can be checked through the following methods: 1. Traffic Management Information Network: The traffic management bureau's violation query provides functions for querying violations of vehicles and drivers. In this system, users can query driver's license violations by entering information such as the vehicle's license plate number, the driver's file number, or the driver's license number. After inputting the query, the system will list all unprocessed violation records of the queried vehicle or driver in a list format. 2. Driver's License Query System: The driver's license query system collects and organizes authoritative driver's license number queries nationwide, including driver's license authenticity verification and driver's point inquiries. Currently, it has compiled driver's license query information from 240 cities across 33 provinces and regions in China, making it the most comprehensive and up-to-date driver's license query page in the country. 3. Official Driver's License Website: The official driver's license website is a professional verification platform for traffic violation queries, driver's licenses, motor vehicles, ID cards, and violation information.
12
4
Share

Where is the heating control switch on the 2010 LaCrosse?

Buick LaCrosse's center console adopts mechanical buttons, and the heating control switch for the 2010 LaCrosse is located on the far left of the air conditioning button area. Below is an introduction to other buttons related to the LaCrosse's air conditioning system: Defogging buttons: The buttons are divided into front windshield defogging and rear windshield defogging. Simply press the relevant button to achieve the defogging effect. Heating button: Turn the knob to increase the temperature to activate the heating. When using the air conditioning for heating, the A/C button should be turned off. This is because the air conditioning compressor is only used during cooling, while heating is achieved through the engine's coolant and the heat from the glass heating wires. Air recirculation button: Internal circulation means heating or cooling the air inside the car and then recirculating it, while external circulation allows outside air to enter the car. Use internal circulation in environments with heavy exhaust fumes, dust, or smog, such as during traffic jams. On highways, switch to external circulation periodically to refresh the air and prevent health issues caused by stale air.
9
3
Share

Can a Car Start After Being Parked for 3 Months?

After being parked for 3 months, most cars will not start because prolonged parking can lead to battery depletion. The car battery is charged while the vehicle is in motion. If the battery remains in a low-charge state for an extended period, sulfation of the internal plates can occur, shortening its lifespan. It is recommended that drivers start their vehicles at least once a week to keep the battery charged. If a car remains parked and unused for a long time, the lubrication of components in the engine and transmission will decrease, and the oil may solidify. This can cause rusting of these parts, accelerating their aging. Additionally, prolonged parking can lead to tire deformation. Since parked tires do not rotate, the side in contact with the ground will bear constant pressure, resulting in flat spots and deformation. When the car is started again, noticeable rolling impacts may occur, and in severe cases, tire blowouts can happen. Furthermore, drivers often engage the parking brake when parking, leaving the brake cable in a tense state. Prolonged tension can affect the braking system, reducing its lifespan. Engine oil that remains stagnant for too long can also corrode metal components. Over time, oil sedimentation can lead to excessive carbon buildup in the engine.
7
3
Share

What is a MAF sensor?

MAF stands for Mass Air Flow sensor, also known as an air flow meter. Below is relevant information: 1. Function of MAF: The air flow sensor is one of the crucial sensors in a fuel-injected engine, as the amount of air drawn into the engine determines the fuel injection quantity. The air intake serves as a key basis for fuel injection. If the MAF sensor malfunctions, the vehicle's computer cannot receive accurate signals, leading to improper fuel injection control. This can result in an overly rich or lean air-fuel mixture in the engine, potentially affecting normal engine operation. 2. Working principle of MAF: After outside air enters the throttle body, it flows through the sensor and into the engine, carrying away a significant amount of heat. The greater the airflow, the more heat is dissipated. To maintain a constant temperature in the MAF sensor, additional current is required to heat the sensor, which then regulates the airflow through current control. 3. Types of MAF: Common air flow sensors include vane-type air flow sensors, Karman vortex air flow sensors, hot-wire air flow sensors, and hot-film air flow sensors. Any malfunction in a vehicle's sensors, regardless of location, can affect normal operation, so timely inspection and repair are essential when issues arise.
15
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.