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Reasons for A Car’s Windshield to Crack on its Own

May 7, 2024

Everyone has been there. You get in your car, ready to drive, and BAM! Your windshield has a crack. It’s frustrating and can leave you wondering how the windshield cracked on its own.  

When a windshield floater cracks, the first thing that comes to mind is either a rock chip or a stray baseball. However, there are unexpected reasons that can cause the windshield to crack on its own. Let’s look at some of the lesser-known reasons for these strange fissures. 

Can a Windshield Crack on its Own Due to Thermal Stress? 

You might be wondering, can windshields crack on their own due to extreme temperatures? The answer is yes. Our automobiles are exposed to the outdoors, including dramatic temperature fluctuations. This can harm your windshield, even if it is constructed of thick laminated glass.  

Laminated glass consists of two glass layers joined together with a plastic inner layer. During extreme temperature fluctuations, these layers expand or contract at various speeds. This produces tension within the windshield, which might lead to a windshield crack.  

This is more likely to happen in very hot or cold temperatures. You are especially vulnerable if you turn on the heat or air conditioning. This occurs when your automobile scorches in the summer sun or sits in frigid winter temperatures. The quick temperature shift might add to the stress on the windshield. 

Manufacturing Defects: Tiny Flaws with Big Consequences 

Even the most dependable manufacturers might need help with manufacturing. Even little flaws might have a significant impact in the long run. Here’s what you should know. This is because tiny imperfections can lead to big consequences, contributing to questions like ‘can windshields crack on their own?’ 

  • Microscopic air bubbles or nicks may not be seen at first. Over time, these little defects might grow. When exposed to stress, such as temperature fluctuations or vibrations caused by driving, these faults can grow into floater cracks. It’s like having a weak point in the material that gives way under pressure. 
  • The degree of the flaw will determine how probable it is to produce a fracture. A minor air bubble may not be a severe issue, but a more significant flaw might be a ticking time bomb for your windshield. 

Structural Weakness: When Design Meets Durability Challenges 

A windshield may include a built-in vulnerability due to a design defect or incorrect shape during production. This weakness makes it more prone to cracking under strain, even from minor incidents. Here’s how it may occur: 

  • A design defect may cause an unequal distribution of stress over the windshield. This unequal tension might make specific places more susceptible to breaking under pressure. 
  • If the windshield is not correctly formed during production, it may have intrinsic flaws. This might be due to flaws in the molding process or minor variations from the original design. 

Road Debris and Impact: The Classic Culprit 

We cannot overlook the most prevalent source of cracked windshield: flying debris on the road. Here’s why it poses such a threat: 

  • Even a tiny stone thrown up by another vehicle might produce a fracture, especially if it strikes an existing chipped windshield or defect. 
  • Other road debris, such as bits of metal or even branches, can cause substantial damage when struck. The crack’s severity will be determined by its size, weight, and impact angle. 

Improper Installation or Repair: When a Good Fix Goes Wrong 

Windshield installation and repair are skilled operations. If not done correctly, they might cause future fractures. Here’s what to look out for: 

  • If the windshield is not correctly attached to the vehicle’s structure, it is more prone to stress and cracking. This might happen if the technician needs to apply the correct glue or follow basic installation protocols. 
  • Similarly, an improperly fixed chipped windshield or fracture can weaken the windshield, making it more vulnerable to subsequent damage. It is critical to use a trained technician for any windshield crack repair

Taking Care of Your Windshield: Preventive Measures 

Now that we’ve explored the reasons behind spontaneous windshield cracks, let’s talk about how to prevent them: 

  • Whenever feasible, park in a shady spot, especially during excessive heat. This will assist in reducing the stress produced by extreme temperature swings. 
  • Maintaining a safe distance from the car ahead helps to avoid being struck by debris thrown up from their tires. 
  • Get your windshield examined regularly for chips and cracks. Addressing minor flaws early on can help prevent them from becoming major issues. 
  • Do not postpone repairs if you develop a chipped windshield or crack. Have it repaired by a trained expert using the appropriate procedures and materials. 

Keeping Your Windshield Safe and Your Vision Clear  

Understanding the reasons behind windshield cracks, including those that answer can windshield crack on its own, empowers you to take preventive measures. This knowledge can help you avoid situations that might cause your windshield to crack on its own. 

Park wisely and keep a safe distance. Get frequent inspections to discover minor concerns before they become major ones. Remember that a timely windshield crack repair can save a windshield replacement in the future. 

Do not let a spontaneous windshield crack jeopardize your safety and sight. Contact NuVision now! Our skilled specialists provide high-quality repairs and aim to fix windshield cracks. They offer long-lasting windscreen crack repair and replacements. We prioritize your convenience by offering free quotations and mobile services. Get a quotation today to keep your vision clear for the road ahead. 

FURTHER READING


➤ How to Keep a Windshield Crack from Spreading


➤ What States Is It Illegal to Drive with a Cracked Windshield


➤ How to Repair a Cracked Windshield


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