Bubbles in epoxy resin can be frustrating and affect the clarity and smoothness of your finished piece. They can appear due to mixing, pouring, ambient conditions, and surface preparation. Below are the most common causes and practical ways to reduce bubbles.

🌀 Mixing Too Vigorously

• Fast or aggressive stirring traps air in the resin.
• Bubbles form and become suspended in the mixture.
• Best practices:
  ✅ Mix slowly and gently in a circular motion.
  ✅ Scrape the sides and bottom of the container thoroughly.
  ✅ Let the mixed resin sit for a few minutes before pouring.

🌊 Pouring Too Quickly or from a Height

• Pouring resin too fast or from too high creates turbulence, trapping air.
• Best practices:
  ✅ Pour resin slowly and steadily.
  ✅ Keep the pouring height as low as possible to reduce air intake.
  ✅ Pour against the side of a container for controlled flow.

🌡️ Ambient Temperature & Humidity

• High temperatures and humidity can accelerate curing, preventing air bubbles from escaping.
• Humidity can also cause moisture contamination, leading to more bubbles.
• Best practices:
  ✅ Work in a temperature-controlled environment (18–25°C).
  ✅ Avoid pouring in high humidity conditions.
  ✅ Warm resin slightly before use (if thick) to improve flow.

💨 Blowing on the Surface Incorrectly

• Exhaling directly onto resin adds moisture, worsening bubbles.
• Best practices:
  ✅ Use a heat gun, torch, or straw to gently remove bubbles.
  ✅ Pass heat in quick sweeps—do not overheat, as it can cause rippling.

🪵 Porous or Uneven Surfaces

• Air trapped in porous surfaces like wood or concrete can rise into the resin.
• Best practices:
  ✅ Apply a thin sealing coat before pouring the main layer.
  ✅ Sand surfaces smooth and free from dust or contaminants.

🎨 Additives & Pigments

• Some pigments, dyes, or glitters can trap air when mixed improperly.
• Best practices:
  ✅ Mix thoroughly and slowly before adding to resin.
  ✅ Avoid foamy or highly aerated pigments.

⚙️ Curing Under Pressure

• Pressure curing (vacuum or pressure chambers) can release dissolved gases, forming bubbles.
• Best practices:
  ✅ Use only when necessary, following proper chamber settings.
  ✅ De-gas resin beforehand if using a vacuum system.

📌 Final Thoughts

• Take your time mixing and pouring.
• Work in a controlled environment to avoid temperature and humidity issues.
• Use proper techniques for bubble removal—heat, slow stirring, and sealing surfaces.
• Practice and experiment to refine your process for bubble-free epoxy resin projects.

If epoxy resin appears milky or cloudy after curing, it is often due to moisture, temperature issues, improper mixing, or trapped air. Below are the most common causes and ways to prevent cloudiness in epoxy resin projects.

💧 Moisture or High Humidity

• Epoxy resin is highly sensitive to moisture during curing.
• Excess humidity or direct exposure to water can cause a hazy, milky appearance.
• Best practices:
  ✅ Work in an environment with low humidity (ideally below 60%).
  ✅ Avoid pouring resin in rainy or extremely humid conditions.
  ✅ Store resin in a dry, sealed container to prevent moisture absorption.

🌀 Improper Mixing

• Incomplete mixing leads to uneven dispersion of components, creating cloudiness.
• Best practices:
  ✅ Stir slowly and thoroughly for at least 3-5 minutes.
  ✅ Scrape the sides and bottom of the mixing container.
  ✅ Use a clean mixing cup to prevent contamination.

❄️ Cold Temperature During Curing

• Low temperatures slow the curing reaction, preventing full cross-linking and causing haziness.
• Best practices:
  ✅ Work in a temperature-controlled room (18–25°C / 65–77°F).
  ✅ Warm resin slightly before mixing if stored in a cold space.
  ✅ If necessary, use a resin curing heat mat to maintain warmth.

🪵 Moisture in the Surface or Substrate

• If the surface being coated contains trapped moisture, it can rise into the resin and create a milky look.
• Best practices:
  ✅ Ensure wood, concrete, or porous materials are completely dry.
  ✅ Apply a sealing coat first before pouring deep layers.

🫧 Trapped Air Bubbles

• Tiny bubbles scatter light, making resin appear hazy.
• Best practices:
  ✅ Stir slowly to minimize bubble formation.
  ✅ Pour resin in thin layers rather than a single thick pour.
  ✅ Use a heat gun or torch to remove surface bubbles.

🎨 Incompatible Additives or Pigments

• Some pigments, glitters, or dyes may react poorly with resin, creating cloudiness.
• Best practices:
  ✅ Use resin-compatible pigments and additives only.
  ✅ Mix thoroughly to ensure even dispersion.
  ✅ Test in a small batch first before full application.

📌 Final Thoughts

• Temperature, humidity, and moisture are the biggest culprits of cloudy resin.
• Mixing properly and degassing bubbles improves clarity.
• Sealing porous surfaces first prevents unexpected clouding.
• Always refer to manufacturer guidelines for product-specific best practices.

Dimples, tacky patches, or soft spots in cured epoxy resin are often the result of mixing errors, improper curing conditions, or surface contamination. These issues not only affect the appearance but can also compromise the durability and integrity of your project. Here's a breakdown of the most common causes and how to avoid them:

🌀 Incomplete Mixing

• One of the most common causes of soft or tacky areas.
• If the resin and hardener are not thoroughly combined, the chemical reaction cannot complete.
• Best practices:
  ✅ Mix for at least 3–5 minutes, scraping the sides and bottom of the container.
  ✅ Transfer to a second cup and mix again (double-cup method) for extra consistency.

⚖️ Incorrect Resin-to-Hardener Ratio

• Epoxy resin requires precise mixing ratios (e.g., 2:1 or 1:1 by volume).
• Too much or too little hardener disrupts the curing process.
• Best practices:
  ✅ Always use accurate measuring tools.
  ✅ Follow the manufacturer’s recommended ratio exactly.
  ✅ Never “eyeball” measurements.

⏳ Insufficient Curing Time

• Resin needs time to fully cure. Handling or disturbing it too early can cause soft areas.
• Cooler environments may prolong cure time beyond the standard 24–72 hours.
• Best practices:
  ✅ Allow full cure as per instructions — some projects require up to 7 days.
  ✅ Avoid touching or demolding too soon.

🌡️ Environmental Conditions

• Cold temperatures or high humidity can cause curing delays or uneven surfaces.
• Best practices:
  ✅ Work in a temperature-controlled space (ideally 18–25°C).
  ✅ Avoid pouring resin during humid or wet weather.
  ✅ Store materials in the same room prior to use to acclimate.

📏 Excessive Pour Thickness

• Pouring resin too thick can generate excess heat, leading to an uneven cure.
• This may cause dimples, bubbles, or tacky patches in deeper areas.
• Best practices:
  ✅ Follow your resin's recommended maximum pour depth (e.g., 10–20 mm per layer).
  ✅ For deeper projects, pour in layers, allowing each to partially or fully cure.

🧼 Contamination or Moisture

• Dust, oils, or moisture on the surface or in the resin can disrupt curing.
• This often results in localized soft spots or cloudy dimples.
• Best practices:
  ✅ Wipe surfaces clean with isopropyl alcohol before pouring.
  ✅ Work in a dust-free, dry area.
  ✅ Avoid using materials that contain trapped water (e.g., wet wood or paper).

📌 Final Thoughts

• Dimples and soft spots can usually be prevented with:
  ✅ Accurate mixing
  ✅ Clean surfaces
  ✅ Proper temperature & humidity control
  ✅ Respecting recommended cure times and pour depths

If your epoxy resin remains tacky, soft, or sticky after the expected cure time, the issue usually lies in mixing, environmental conditions, or application errors. Here are the most common causes and how to avoid them.

⚖️ Incorrect Resin-to-Hardener Ratio

• The most common cause of uncured resin.
• Epoxy relies on a precise chemical balance between resin and hardener (e.g. 2:1 or 1:1 by volume).
• Too much resin or too little hardener will prevent full cross-linking.
• ✅ Use accurate measuring tools (cups or digital scale).
• ✅ Follow the ratio exactly as specified by the manufacturer.

🌀 Insufficient Mixing

• Poor mixing results in patches that never cure.
• Some parts of your project may cure while others remain sticky or soft.
• ✅ Stir for 3–5 minutes, scraping the sides and bottom of your container.
• ✅ Consider using the double-cup mixing method for consistency.

❄️ Cold Ambient Temperature

• Resin requires a certain amount of warmth to cure properly.
• Cold environments slow down or stop the curing reaction.
• ✅ Ideal temperature is usually 18–25°C (65–77°F).
• ✅ Warm the resin slightly if it has been stored in a cold space.

💧 Moisture or High Humidity

• Humidity or water exposure during application or curing can interfere with bonding and hardening.
• This can lead to tackiness or a blushed, rubbery finish.
• ✅ Avoid working in damp, humid conditions.
• ✅ Ensure all surfaces and tools are dry and moisture-free.

🧼 Improper Surface Preparation

• Resin applied to dusty, oily, or contaminated surfaces may not cure correctly.
• Uncured patches can form where the resin cannot bond properly.
• ✅ Clean the surface thoroughly with isopropyl alcohol.
• ✅ Remove oils, fingerprints, and sanding dust.

⏳ Wrong Curing Time or Temperature

• Curing time and temperature vary by resin brand and type.
• If you demold too early or cure outside the ideal range, the resin may stay soft.
• ✅ Follow the manufacturer’s recommended time and temperature guidelines.
• ✅ For deep pours, curing may take up to 7 days to fully harden.

📌 Final Tips

• If your epoxy hasn’t cured after the expected time:
  ✅ First, confirm you followed the mix ratio correctly.
  ✅ Then check temperature, humidity, and cure duration.

Epoxy resin is known for its glass-like clarity, but several factors can affect its transparency. If your cured resin appears cloudy, yellow, or uneven, here are the most common causes—and how to prevent them.

☀️ Yellowing Over Time

• UV exposure, heat, and oxidation can cause resin to develop a yellow tint over time.
• Even clear epoxy can yellow if it’s not UV-stabilized.
• Best practices:
  ✅ Use a UV-resistant resin or apply a UV-protective topcoat.
  ✅ Avoid prolonged sunlight exposure on finished pieces.

🫧 Trapped Air Bubbles

• Bubbles that aren’t removed before curing can scatter light and create cloudy or hazy areas.
• They often result from fast mixing or pouring too quickly.
• Best practices:
  ✅ Stir slowly and let the resin sit briefly after mixing.
  ✅ Use a heat gun or torch to release surface bubbles.
  ✅ Pour in thin layers for better air escape.

🌀 Improper Mixing

• Inadequate or uneven mixing of resin and hardener causes patchy curing and cloudiness.
• Unmixed portions stay soft or opaque.
• Best practices:
  ✅ Mix thoroughly for 3–5 minutes, scraping the sides and bottom of the cup.
  ✅ Use the double-cup mixing method for best results.

🧼 Contamination from Dust or Moisture

• Dust, debris, oil, or water can disrupt the resin's surface tension and clarity.
• These contaminants may create blotchy or foggy areas.
• Best practices:
  ✅ Clean surfaces with isopropyl alcohol before pouring.
  ✅ Pour in a clean, dust-free, and dry environment.
  ✅ Use covers or boxes to protect curing projects.

🌡️ Incorrect Curing Conditions

• Temperature and humidity affect how resin cures and clears.
• Cold conditions may slow the reaction, while humidity can cause surface blush.
• Best practices:
  ✅ Cure resin in a temperature range of 18–25°C (65–77°F).
  ✅ Keep humidity below 60% during curing.
  ✅ Pre-warm resin if stored in a cold environment.

📌 Final Tips for Crystal-Clear Resin

• Use high-quality, UV-resistant resin for long-term clarity.
• Mix, pour, and cure in controlled environments.
• Prepare surfaces properly and use bubble-removal techniques after pouring.

Swirls or streaks in cured epoxy resin can compromise the clarity and consistency of your project’s finish. These patterns often appear due to mixing issues, additives, air bubbles, or environmental factors. Here's what causes them—and how to prevent them.

🌀 Improper Mixing

• Incomplete or uneven mixing of resin and hardener can lead to streaks, soft patches, or swirls.
• Unmixed portions may cure differently, creating visual inconsistencies.
• ✅ Mix for 3–5 minutes, scraping the sides and bottom of your container.
• ✅ Consider a double-mix method: pour into a second cup and mix again.

🫧 Air Bubbles Introduced During Mixing or Pouring

• Bubbles can trap light and reflect inconsistently, giving the illusion of swirls.
• Fast or aggressive mixing and high pour heights often increase air entrapment.
• ✅ Stir slowly and gently.
• ✅ Pour from a low height or along the side of the mold or surface.
• ✅ Use a heat gun or torch to remove bubbles after pouring.

🎨 Incompatible or Poorly Mixed Additives

• Pigments, dyes, or powders that aren’t designed for epoxy use may not fully disperse, leaving streaks.
• Some additives may clump, float, or separate during the cure.
• ✅ Use epoxy-compatible, high-quality pigments.
• ✅ Mix thoroughly until smooth and even coloration is achieved.
• ✅ Test new additives in small batches before full use.

🧼 Poor Surface Preparation

• Contaminants like dust, oil, or moisture can cause uneven curing and color flow.
• These irregularities often appear as smudges, swirls, or cloudy spots.
• ✅ Clean surfaces thoroughly with isopropyl alcohol.
• ✅ Ensure the substrate is dry and dust-free before pouring.

🌡️ Temperature & Humidity Imbalance

• Too hot, too cold, or too humid conditions can lead to uneven curing or inconsistent pigment behavior.
• These variations may result in visible waves, swirls, or separation of the resin and additives.
• ✅ Work within the resin’s recommended temperature range (typically 18–25°C or 65–77°F).
• ✅ Keep humidity levels below 60% for best clarity and flow.

📌 Final Tips to Avoid Swirls

• Always follow these best practices:
  ✅ Use accurate mix ratios and techniques
  ✅ Mix additives fully and carefully
  ✅ Prepare surfaces properly
  ✅ Work in stable environmental conditions
• When in doubt, test your pigment or design in a small piece first.

While epoxy resin is known for its strength and durability, it can sometimes crack after curing due to improper technique, formulation, or environmental factors. Below are the most common reasons—and how to prevent them.

⚖️ Incorrect Mixing Ratios

• Inaccurate measurement of resin and hardener can cause weak spots that are prone to cracking.
• Under-cured resin lacks strength and is more likely to fail under stress.
• ✅ Use precise measuring tools and follow the manufacturer’s ratio exactly (e.g. 2:1, 1:1).

🔥 Excessive Heat Generation

• Epoxy resin is exothermic, meaning it releases heat as it cures.
• Pouring too thick causes a thermal reaction, leading to brittle resin and surface cracking.
• ✅ Respect your resin's maximum pour depth—usually around 10–20mm per layer.
• ✅ Pour in multiple thin layers for deep projects.

💧 Moisture Contamination

• Humidity or water in the air, on the surface, or in the materials can disrupt curing.
• This can cause soft spots that later crack, or visible surface flaws.
• ✅ Work in a dry, well-controlled environment.
• ✅ Ensure all surfaces and tools are dry and clean.

🧼 Poor Surface Preparation

• If the resin doesn't bond well to the substrate, it may lift, peel, or crack.
• Dust, oils, or old coatings interfere with adhesion.
• ✅ Clean with isopropyl alcohol, and sand where needed to create a keyed surface.

🧪 Incompatible Substrates

• Epoxy resins may not bond well to certain materials like flexible plastics, silicone, or oily woods.
• Incompatible substrates can cause cracking due to differential movement during curing.
• ✅ Always test compatibility on a small area or use primer if needed.

🌡️ Improper Curing Temperature or Time

• Curing too fast or too slow can lead to brittleness or poor bonding.
• Rushing the cure with high heat increases the risk of stress cracking.
• ✅ Cure within the recommended temperature range (usually 18–25°C).
• ✅ Avoid accelerating the cure unless specified.

🫧 Air Bubbles or Volatile Solvents

• Trapped air or solvent vapors can form pockets that weaken the cured resin.
• These can expand or contract, leading to cracking.
• ✅ Mix slowly and use a heat gun or torch to remove surface bubbles.
• ✅ Avoid solvent-based additives unless resin is formulated to handle them.

🌡️ Thermal Expansion and Contraction

• Once cured, epoxy can still respond to temperature fluctuations.
• Extreme expansion or contraction can cause stress fractures.
• ✅ Use flexible epoxy formulas for outdoor or temperature-variable projects.
• ✅ Avoid placing cured resin in direct sunlight or freezing conditions.

📌 Final Tips

• Cracking is typically preventable with:
  ✅ Accurate mixing
  ✅ Gradual layering
  ✅ Temperature control
  ✅ Good surface prep and substrate choice

Our warehouse is located in Brisbane at:

📍 Unit 2, 37 Veronica St, Capalaba, QLD 4157

Customers are welcome to visit our shop during the following hours:

🕘 Monday – Thursday: 8:00 AM – 3:00 PM
🕒 Friday: 8:00 AM – 2:00 PM

Need assistance or planning a visit? Contact us beforehand to ensure we have what you need!

In store payment can be made by cash, debit or credit card via our CommBank terminal.

Yes! We offer a pickup option during checkout for customers in Brisbane.

📍 Pickup Location:
Unit 2, 37 Veronica St, Capalaba, QLD 4157

🕘 Pickup Hours:
✔ Monday – Thursday: 8:00 AM – 3:00 PM
✔ Friday: 8:00 AM – 2:00 PM

🔹 How It Works:

• Select “Pickup” during checkout.
• Once your order is ready, you’ll receive an automated email notification.
• You can collect your order in person or arrange your own freight at your expense.

If you have any questions about pickup, feel free to contact us!

All orders are dispatched from our Brisbane warehouse and shipped Australia-wide using trusted national couriers, including Australia Post, Couriers Please, Aramex, and TNT Road Express.

All orders are dispatched from our Brisbane warehouse and shipped Australia-wide using trusted national couriers, including Australia Post, Couriers Please, Aramex, and TNT Road Express.

• Orders placed before 10 AM Brisbane time on a business day are usually dispatched the same day.

• Orders placed after 10 AM will be dispatched the next business day.

• Couriers collect from our warehouse Monday to Friday (excluding QLD public holidays) at approximately 11 AM Brisbane time.

You can find detailed information regarding our shipping policy here: Resin Shop Shipping Policy