Key Takeaways: Making Your Dentures Last

• Dentures usually break for one of a few reasons: a drop onto a hard surface, slow fatigue cracking, or the stress of a denture that no longer fits.
• Denture acrylic absorbs a little water by nature, so heat and improper storage can warp it and change the fit.
• Research has measured how strong denture material is and how much water it takes up it is durable, but not indestructible, and handling matters.
• Never repair a broken denture with household glue; it distorts the fit, can be toxic, and makes a proper professional repair harder.
• Regular checkups and timely relines protect both the denture and the investment you made in it.
• Value Smiles is a trusted, affordable dental office serving Wichita Falls, Texas.

Who Is Dr. Gunjan Dhir?

Dr. Gunjan Dhir is a prosthodontist and the co-founder and Chief Dental Officer of Altius Dental, the group behind Value Smiles. Prosthodontics is the specialty devoted to replacing and restoring teeth, so denture materials sit at the center of her training.

She is also a published dental researcher. As lead author of a 2007 study in the Journal of Prosthodontics, she measured the physical properties that decide how long a denture lasts — including how strong the material is under bending forces and how much water it absorbs over time. That work gives an unusually practical view of why dentures fail and how to make them last. You can read more on her Altius Dental profile and LinkedIn.

The guidance below draws on that background to answer questions denture wearers ask constantly: why did my denture break, and how do I keep the next one going longer?

Why Dentures Crack and Break

A denture is a precision-made piece of acrylic that lives in a demanding environment, and it tends to fail in a few predictable ways.

• A drop onto a hard surface. The classic cause. Dentures are most often dropped over a bathroom sink or tile floor while being cleaned, and the sudden impact can snap them.
• Slow fatigue cracking. Every bite flexes the denture a little. Over years, that repeated stress can start a tiny crack that grows — often down the midline of an upper denture — until it finally gives way.
• The stress of a poor fit. When the denture no longer matches the gum ridge, chewing loads it unevenly and concentrates force on weak points. An ill-fitting denture does not just feel loose; it is working against itself.
• Thin or repaired areas. Spots that are naturally thin, or that were previously repaired, are the usual places a fracture starts.

Two of these — fatigue cracking and poor-fit stress — build silently, which is why a denture that “suddenly” broke was often weakening for a while.

Why Dentures Warp or Change Shape

Breakage is not the only way a denture fails. It can also quietly change shape, and the reason comes down to water.

Denture acrylic naturally absorbs a small amount of water, which is normal and even helps offset the tiny shrinkage from when it was made. But that same property makes the material sensitive to how it is treated. Let a denture dry out completely and it can distort; expose it to heat — hot water, a car dashboard, a dishwasher — and the acrylic can warp out of shape. A warped denture stops fitting, and a denture that does not fit is both uncomfortable and far more likely to crack under uneven pressure. This is why dentists insist a denture be stored in water or solution and kept away from heat.

What the Research Shows About Denture Strength

How strong is a denture, really? That is a question Dr. Dhir helped answer with measurements rather than guesswork. In the 2007 study she led, denture resins were bent in a testing machine until they fractured, to record their flexural strength and stiffness, and were soaked for days to measure exactly how much water they absorb.

The material tested met the recognized strength and water-absorption standards for denture use — reassuring evidence that a properly made denture is genuinely durable. But the same research is a useful reminder for patients: a denture is strong, not invincible. It has measurable limits, it takes up water, and it responds to how it is handled and how well it fits. Treat it well and it performs to its design; mistreat it with heat, drops, or a neglected fit and those limits show up as cracks and warping.

How to Make Your Dentures Last

A few simple habits dramatically extend the life of a denture — and protect the money you spent on it.

• Handle it over a safe surface. Clean your denture over a folded towel or a sink partly filled with water, so a slip does not become a fracture.
• Keep it away from heat. Use cool or lukewarm water only. Never boil a denture, run it through the dishwasher, or leave it somewhere hot.
• Store it in water or solution, never dry. Letting a denture dry out can distort it. Keep it moist whenever it is out of your mouth.
• Never DIY a repair. Household or super glue is toxic in the mouth, warps the fit, and can make a clean professional repair impossible. A cracked denture needs a dentist, not a tube of glue.
• Keep your checkups and relines. Correcting the fit as your gums change removes the uneven stress that cracks dentures in the first place.
• Give it a nightly rest. Removing the denture when advised lets your tissues recover and reduces wear.

Have a denture that is cracked, loose, or just getting old? Book online or call (940) 291-3132. Value Smiles welcomes new patients from Wichita Falls and across North Texas.

Repair or Replace? How to Decide

When something goes wrong, the right move depends on what happened.

• A hairline crack. See a dentist quickly. A small crack caught early can often be professionally repaired before it becomes a clean break.
• A clean break or a lost tooth from the denture. This usually calls for a professional denture repair — a strong, lasting fix that a glue patch can never match.
• A denture that keeps loosening. The base may be fine while the fit has changed. A reline re-adapts it to your gums and removes the stress that causes cracks.
• An old, worn, or repeatedly repaired denture. Most dentures serve well for several years, but eventually wear, staining, and repeated repairs add up, and a new denture is the more reliable and cost-effective choice.

The team can tell you honestly which path makes sense — and keep it affordable.

Affordable Denture Care at Value Smiles

Getting a broken or loose denture back in service is usually quick once the cause is clear. At your visit, the Value Smiles team will check the denture and the tissue underneath, look for the cracks, thin spots, or fit problems behind the trouble, and walk you through the options — a repair, a reline, or a new denture — with the cost explained up front.

Value Smiles is built around accessible, budget-friendly care for Wichita Falls and the surrounding communities. The office accepts all PPO insurances as well as Texas Medicaid and CHIP, works to maximize your coverage, and offers flexible payment plans for patients without insurance, along with a limited number of walk-in and emergency visits. Start with your new patient forms and the team will take it from there.

“Went in nervous, but they took great care of me.” — Verified patient review

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