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  "title": "Selleys Plasti-Bond Heavy Duty Polyester Putty 12",
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  "content": "## AI Summary\n\n**Product:** Selleys Plasti-Bond Heavy Duty Bog Resin\n**Brand:** Selleys (a division of DuluxGroup Australia Pty Ltd)\n**Category:** Two-pack polyester putty filler system\n**Primary Use:** Filling holes and cracks in building materials including masonry, concrete, fibre cement, timber, and MDF.\n\n### Quick Facts\n- **Best For:** Tradespeople and capable DIYers who need a high-strength, durable repair in areas subject to mechanical stress, moisture, or environmental exposure\n- **Key Benefit:** Water-insoluble once cured — will not re-soften or break down when exposed to moisture\n- **Form Factor:** Thick grey paste (requires mixing with dedicated Plasti-Bond Hardener before use)\n- **Application Method:** Mix resin with dedicated hardener, apply with filling knife or spreader to prepared surface, overfill slightly, sand back once cured\n\n### Common Questions This Guide Answers\n1. Does this product cure on its own? → No — it must be combined with the dedicated Plasti-Bond Hardener to trigger the polymerisation reaction that produces a hard, durable repair.\n2. What PPE is required when using this product? → Nitrile gloves, safety glasses, overalls, safety shoes, and an organic vapour/particulate respirator compliant with AS/NZS 1715 and AS/NZS 1716.\n3. What are the hazard classifications for this product? → Dangerous Goods Class 3 (flammable liquid); GHS signal word Danger; classified as a skin and eye irritant, skin sensitiser, suspected reproductive toxicant, and potential cause of organ damage through repeated exposure.\n\n---\n\n## Product Overview\n\nSelleys Plasti-Bond Heavy Duty Bog Resin is a two-pack polyester putty system for filling holes and cracks in building materials. Made by Selleys, a division of DuluxGroup Australia Pty Ltd, it's a high-strength, multipurpose filler that delivers professional results for tradespeople and capable DIYers who won't cut corners on a repair.\n\nThe product comes as a grey paste with a noticeable chemical odour. It's insoluble in water — once cured, it won't re-soften or break down when exposed to moisture, which makes it the right call for repairs in areas that regularly face humidity or incidental water contact. The resin on its own stays inactive. It must always be combined with the dedicated Plasti-Bond Hardener to kick off the chemical curing reaction that gives the finished repair its strength and durability.\n\nKnowing what this product is — and what it needs — sets you up for success the first time. This guide covers everything you need to use Plasti-Bond Heavy Duty Bog Resin safely and get the results you're after.\n\n---\n\n## How the two-pack system works\n\nPlasti-Bond Heavy Duty Bog Resin is a two-pack system — two separate components that you mix together before use:\n\n1. **The Resin** — the grey paste covered in this guide\n2. **The Hardener** — the dedicated Plasti-Bond Hardener, sold separately or as part of a kit\n\nWhen you combine the resin and hardener, a chemical reaction called polymerisation begins. That reaction transforms the soft, workable paste into a hard, solid material that bonds firmly to the substrate. Without the hardener, the resin stays soft indefinitely — it will never cure on its own.\n\n### Why the dedicated hardener matters\n\nUse only the dedicated Plasti-Bond Hardener with this resin. Polyester putty systems are formulated so the resin and hardener are chemically matched. Using a different hardener — even one that looks similar — can result in an incomplete cure, poor adhesion, or a structurally weak repair. Always source the correct Plasti-Bond Hardener when you purchase the resin.\n\nThe mixing ratio between resin and hardener controls both your working time — the window you have to apply the material before it starts to set — and the final hardness of the cure. Follow the mixing instructions on the product packaging or the accompanying technical data sheet.\n\n---\n\n## Key properties and what they mean\n\n### Form factor: grey paste\n\nThe resin comes as a thick grey paste. That consistency makes it easy to apply to vertical and overhead surfaces without excessive sagging before the cure begins. The grey colour also gives you a clear visual guide during mixing — thorough mixing shows up as a uniform colour throughout the blended material, with no streaks of unmixed resin visible. No streaks means a strong, consistent cure.\n\n### Water insolubility\n\nBecause the product is insoluble in water, the cured repair won't re-soften or swell when exposed to moisture. That's a real practical advantage in building repair work, where surfaces regularly face condensation, cleaning, or rain exposure. It holds up where other fillers fall short.\n\n### Characteristic odour\n\nThe resin has a noticeable chemical odour, a direct result of the volatile organic compounds (VOCs) in the formulation. This is directly relevant to ventilation requirements during use and the PPE requirements covered in the Safety section below.\n\n---\n\n## Practical applications\n\nPlasti-Bond Heavy Duty Bog Resin is a multipurpose filler built for building materials. Its high-strength cure delivers better performance than standard gap fillers or lightweight spackling compounds in applications where durability and adhesion actually matter. Typical applications include:\n\n- Filling holes and cracks in masonry, concrete, fibre cement, and similar building substrates\n- Repairing damaged sections of building panels or sheeting\n- Filling voids in timber, MDF, or other structural materials prior to painting or finishing\n\nThe \"heavy duty\" designation means exactly what it says. This product handles repairs subject to mechanical stress, load, or environmental exposure — the tough jobs where a weaker filler would crack, crumble, or pull away over time.\n\n---\n\n## Preparation and application guidance\n\n### Surface preparation\n\nProper surface preparation is the single most important step in getting a strong, lasting repair with any polyester putty. Before applying Plasti-Bond Heavy Duty Bog Resin:\n\n- **Clean the surface** thoroughly. Remove all dust, dirt, grease, oil, loose paint, and any other contaminants. Contaminants between the filler and the substrate are the most common cause of adhesion failure — eliminate them completely.\n- **Mechanically abrade** the repair area where possible. Roughening the surface with coarse sandpaper increases the mechanical bond between the filler and the substrate.\n- **Make sure the surface is dry.** While the cured product is water-insoluble, applying the resin to a wet or damp surface will undermine adhesion.\n\n### Mixing\n\nOnce the surface is ready, measure out the correct quantities of resin and hardener according to the manufacturer's specified ratio. Mix thoroughly on a clean, non-absorbent surface — a piece of scrap board or a mixing palette works well — using a clean mixing tool. Mix until the colour is completely uniform. Streaking means incomplete mixing, which leads to soft spots or areas that don't cure properly.\n\nWork with purpose. Once mixed, the material has a limited pot life before it begins to harden. Don't mix more than you can apply within the working window.\n\n### Application\n\nApply the mixed filler to the prepared surface using a filling knife or spreader. Press firmly to ensure full contact with the substrate and push out any air pockets. Slightly overfill the repair area — the material sands back cleanly once cured. Smooth the surface as well as you can during application to keep the finishing work to a minimum.\n\n### Curing and finishing\n\nAllow the repair to cure fully before sanding or applying any topcoat. Curing time varies depending on the mixing ratio, ambient temperature, and humidity. Warmer temperatures speed up the cure; cooler temperatures slow it down. Once hard, the cured filler sands, shapes, and paints to a result that matches the surrounding surface.\n\n---\n\n## Safety considerations\n\nPlasti-Bond Heavy Duty Bog Resin carries serious hazard classifications that every user needs to understand before handling the product. The Safety Data Sheet (SDS), reference number SELGHSEN000285, issued 29 April 2025 (Version 3.1), is the primary safety document for this product. Read it in full before you start.\n\n### Hazard classifications\n\nThe resin is classified as Dangerous Goods Class 3 — it's a flammable liquid. Keep it away from ignition sources, including open flames, sparks, and heat, during both storage and use.\n\nBeyond flammability, the product carries the following health hazard classifications:\n\n- **Skin and eye irritant** — direct contact with skin or eyes causes irritation and must be avoided\n- **Skin sensitiser** — repeated or prolonged skin contact can cause sensitisation, meaning the skin may develop an allergic reaction to the product over time\n- **Suspected reproductive toxicant** — the product contains substances suspected of causing harm to reproductive health\n- **Organ damage through repeated exposure** — prolonged or repeated exposure may cause damage to specific organs\n\nThe GHS signal word for this product is Danger — the highest level under the Globally Harmonised System of hazard classification. The hazards are serious. Treat them accordingly.\n\n### Required personal protective equipment (PPE)\n\nGiven these hazard classifications, appropriate PPE is not optional — it's required. Wear the following whenever you handle, mix, or apply Plasti-Bond Heavy Duty Bog Resin:\n\n- **Nitrile gloves** — to protect skin from direct contact with the resin. Standard latex gloves don't provide adequate chemical resistance for polyester resins.\n- **Safety glasses** — to protect eyes from splashes\n- **Overalls** — to protect skin and clothing from contact\n- **Safety shoes** — to protect feet from spills\n- **Organic vapour/particulate respirator** — to protect against inhalation of vapours and any particulates generated during mixing or sanding. The respirator must comply with **AS/NZS 1715** (Selection, use and maintenance of respiratory protective equipment) and **AS/NZS 1716** (Respiratory protective devices)\n\n### Ventilation\n\nBecause the product is a flammable liquid with VOC content, always work in a well-ventilated area. Don't work in enclosed spaces without adequate airflow, even when wearing a respirator.\n\n### Storage and handling\n\nStore the resin away from heat sources, open flames, and direct sunlight. Keep the container tightly sealed when not in use — this prevents evaporation of volatile components and protects the product's shelf life. Store in a cool, dry location, away from incompatible materials.\n\n---\n\n## Expert tips and best practices\n\n- **Mix only what you need.** Pot life is limited once resin and hardener are combined. Develop a clear sense of how much mixed filler a given repair requires before committing to a large mix.\n- **Temperature affects working time.** In hot weather, the mixed filler sets faster; in cold weather, curing slows down. Plan your application around the conditions, and avoid working in extreme temperatures where possible.\n- **Sand between coats when building up.** For deep repairs requiring multiple applications, let each layer cure fully before applying the next. Sanding between layers delivers stronger intercoat adhesion and a better finished result.\n- **Label and date opened containers.** Once opened, the shelf life of the resin may be reduced. Note the opening date and use the product within the manufacturer's recommended period.\n- **Always use the hardener.** Working quickly can lead to skipping this step — but uncured resin applied to a surface stays soft indefinitely and must be removed entirely before a proper repair is possible.\n- **Read the full SDS before first use.** The Safety Data Sheet (SDS reference SELGHSEN000285) contains complete hazard, first aid, and emergency response information. Every user should be across this before opening the product.\n\n---\n\n## References\n\n- [Selleys Official Website — Plasti-Bond Product Range](https://www.selleys.com.au) *(Manufacturer product information; specific product page subject to availability)*\n- [Selleys Plasti-Bond Heavy Duty Bog Resin Safety Data Sheet — SELGHSEN000285, Version 3.1, 29 April 2025](https://www.selleys.com.au) *(Primary source for hazard classification, PPE requirements, and product properties — based on manufacturer documentation provided)*\n- [Safe Work Australia — Globally Harmonised System (GHS) of Classification and Labelling of Chemicals](https://www.safeworkaustralia.gov.au/chemical-management/ghs)\n- [Standards Australia — AS/NZS 1715: Selection, Use and Maintenance of Respiratory Protective Equipment](https://www.standards.org.au)\n- [Standards Australia — AS/NZS 1716: Respiratory Protective Devices](https://www.standards.org.au)\n- [DuluxGroup Australia Pty Ltd — Corporate and Brand Information](https://www.duluxgroup.com.au)\n\n---\n\n## Frequently Asked Questions\n\nWhat is Selleys Plasti-Bond Heavy Duty Bog Resin: A two-pack polyester putty filler system\n\nWho makes Plasti-Bond Heavy Duty Bog Resin: Selleys, a division of DuluxGroup Australia Pty Ltd\n\nWhat is the primary use of this product: Filling holes and cracks in building materials\n\nIs this product suitable for DIYers: Yes, for capable DIYers\n\nIs this product suitable for tradespeople: Yes\n\nWhat colour is the resin paste: Grey\n\nDoes the resin have an odour: Yes, a characteristic chemical odour\n\nWhat causes the odour: Volatile organic compounds (VOCs) in the formulation\n\nIs the cured product water-soluble: No, it is insoluble in water\n\nWill the cured repair re-soften when wet: No\n\nCan this product be used in humid areas: Yes\n\nDoes the resin cure on its own: No, it requires a hardener\n\nWhat triggers the curing reaction: Combining the resin with the dedicated Plasti-Bond Hardener\n\nWhat type of chemical reaction occurs during curing: Polymerisation\n\nCan I use a different hardener with this resin: No, only the dedicated Plasti-Bond Hardener\n\nWhy must I use the dedicated hardener: Resin and hardener are chemically matched\n\nWhat happens if I use the wrong hardener: Incomplete cure, poor adhesion, or structurally weak repair\n\nWhat does the mixing ratio control: Both working time and final hardness of the cure\n\nHow do I know the resin and hardener are thoroughly mixed: The blended material shows a completely uniform colour with no streaks\n\nWhat do streaks in the mixed material indicate: Incomplete mixing\n\nWhat happens if the material is incompletely mixed: Soft spots or areas that do not cure properly\n\nIs the hardener included with the resin: Sold separately or as part of a kit\n\nWhat surfaces can this product be applied to: Masonry, concrete, fibre cement, timber, MDF, and building panels\n\nIs this product suitable for vertical surfaces: Yes\n\nIs this product suitable for overhead surfaces: Yes\n\nWhy is the paste consistency suited to vertical surfaces: Thick consistency resists excessive sagging before curing\n\nWhat is the most important step for a strong repair: Proper surface preparation\n\nMust the surface be clean before application: Yes, completely free of dust, dirt, grease, oil, and loose paint\n\nMust the surface be dry before application: Yes\n\nShould the surface be abraded before application: Yes, where possible\n\nWhy should the surface be abraded: To increase the mechanical bond between filler and substrate\n\nWhat tool is recommended for applying the filler: A filling knife or spreader\n\nShould the repair area be slightly overfilled: Yes\n\nWhy overfill the repair area: The material sands back cleanly once cured\n\nDoes the cured filler sand: Yes\n\nDoes the cured filler paint: Yes\n\nDoes temperature affect curing time: Yes\n\nDoes warmer temperature speed up curing: Yes\n\nDoes cooler temperature slow down curing: Yes\n\nShould I mix more filler than I need: No, mix only what you can apply within the working window\n\nWhat is the product's Dangerous Goods classification: Class 3, flammable liquid\n\nWhat is the GHS signal word for this product: Danger\n\nIs this product a skin irritant: Yes\n\nIs this product an eye irritant: Yes\n\nIs this product a skin sensitiser: Yes\n\nWhat does skin sensitisation mean: Repeated exposure may cause an allergic skin reaction over time\n\nIs this product a suspected reproductive toxicant: Yes\n\nCan repeated exposure cause organ damage: Yes\n\nWhat type of gloves are required: Nitrile gloves\n\nAre latex gloves suitable for handling this product: No\n\nWhy are latex gloves not suitable: They do not provide adequate chemical resistance for polyester resins\n\nIs eye protection required: Yes, safety glasses\n\nAre overalls required when handling this product: Yes\n\nIs a respirator required: Yes, an organic vapour/particulate respirator\n\nWhat standard must the respirator comply with for selection and use: AS/NZS 1715\n\nWhat standard must the respirator comply with for device specification: AS/NZS 1716\n\nIs safety footwear required: Yes, safety shoes\n\nMust the work area be ventilated: Yes, always work in a well-ventilated area\n\nCan this product be used in enclosed spaces without airflow: No\n\nWhat is the SDS reference number for this product: SELGHSEN000285\n\nWhat is the SDS version number: Version 3.1\n\nWhat is the SDS issue date: 29 April 2025\n\nShould I read the SDS before first use: Yes\n\nMust the product be kept away from ignition sources: Yes, including open flames, sparks, and heat\n\nShould the container be kept sealed when not in use: Yes, tightly sealed\n\nWhy keep the container sealed: Prevents evaporation of volatile components and protects shelf life\n\nWhere should the product be stored: Cool, dry location away from heat, flames, and direct sunlight\n\nShould deep repairs be built up in multiple layers: Yes\n\nShould each layer cure fully before the next is applied: Yes\n\nShould layers be sanded between coats: Yes, for stronger intercoat adhesion\n\nDoes the shelf life reduce after opening: Yes\n\nShould opened containers be labelled with the opening date: Yes\n\nIs this product classified as heavy duty: Yes\n\nWhat makes this product heavy duty: Handles repairs subject to mechanical stress, load, or environmental exposure\n\n---\n\n## Label facts summary\n\n> **Disclaimer:** All facts and statements below are general product information, not professional advice. Consult relevant experts for specific guidance.\n\n### Verified label facts\n\n- **Product name:** Selleys Plasti-Bond Heavy Duty Bog Resin\n- **Product type:** Two-pack polyester putty filler system\n- **Manufacturer:** Selleys, a division of DuluxGroup Australia Pty Ltd\n- **Primary use:** Filling holes and cracks in building materials\n- **Form:** Grey paste\n- **Odour:** Characteristic chemical odour\n- **Odour source:** Volatile organic compounds (VOCs) in the formulation\n- **Water solubility:** Insoluble in water; cured product does not re-soften when exposed to moisture\n- **Curing mechanism:** Requires combination with dedicated Plasti-Bond Hardener; curing reaction is polymerisation\n- **Hardener compatibility:** Dedicated Plasti-Bond Hardener only; no substitute hardeners\n- **Hardener availability:** Sold separately or as part of a kit\n- **Mixing indicator:** Completely uniform colour with no streaks indicates thorough mixing\n- **Dangerous Goods classification:** Class 3 — Flammable Liquid\n- **GHS signal word:** Danger\n- **Hazard classifications:**\n  - Skin irritant\n  - Eye irritant\n  - Skin sensitiser (repeated/prolonged contact may cause allergic skin reaction)\n  - Suspected reproductive toxicant\n  - Organ damage through repeated exposure\n- **Required PPE:**\n  - Nitrile gloves (latex gloves not suitable — insufficient chemical resistance for polyester resins)\n  - Safety glasses\n  - Overalls\n  - Safety shoes\n  - Organic vapour/particulate respirator compliant with AS/NZS 1715 (selection, use and maintenance) and AS/NZS 1716 (respiratory protective devices)\n- **Ventilation requirement:** Well-ventilated area required; enclosed spaces without adequate airflow prohibited\n- **Storage requirements:** Cool, dry location; away from heat sources, open flames, and direct sunlight; container kept tightly sealed when not in use\n- **Safety Data Sheet reference number:** SELGHSEN000285\n- **SDS version:** 3.1\n- **SDS issue date:** 29 April 2025\n- **Compatible substrates:** Masonry, concrete, fibre cement, timber, MDF, building panels and sheeting\n- **Surface application:** Suitable for vertical and overhead surfaces\n- **Curing time variables:** Affected by mixing ratio, ambient temperature, and humidity; warmer temperatures accelerate cure, cooler temperatures slow cure\n- **Shelf life:** Reduced after opening; opened containers should be labelled with opening date\n\n### General product claims\n\n- Delivers professional results for tradespeople and capable DIYers\n- High-strength, multipurpose filler\n- Better performance than standard gap fillers or lightweight spackling compounds\n- Thick paste consistency resists excessive sagging on vertical and overhead surfaces before cure\n- Cured filler sands, shapes, and paints to a result matching the surrounding surface\n- Suitable for repairs subject to mechanical stress, load, or environmental exposure\n- Holds up where other fillers fall short in humid or moisture-exposed conditions\n- Proper surface preparation is the single most important step for a strong, lasting repair\n- Building up deep repairs in multiple layers with sanding between coats delivers stronger intercoat adhesion and a better finished result",
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