{"product_id":"calcofill-hp80-high-performance-calcium-carbonate-filler-copy","title":"SILIFLO FS-200 Hydrophilic Fumed Silica","description":"\u003ch3 dir=\"auto\" class=\"PDq2pG_selectionAnchorContainer\"\u003eSILIFLO FS-200 Hydrophilic Fumed Silica\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eSILIFLO FS-200 is a high-purity, hydrophilic amorphous fumed silica designed as a high-performance rheology modifier, thickener and anti-sag additive for epoxy, polyester, vinyl ester, polyurethane, silicone and other resin systems.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eWith a specific surface area of approximately\u003cstrong\u003e \u003c\/strong\u003e200 m²\/g, SILIFLO FS-200 provides a very strong thickening effect at relatively low addition levels. It can transform a low-viscosity resin into a controlled-flow, non-sag or paste-like consistency while adding very little weight to the formulation.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eUnlike conventional mineral fillers that are generally used at much higher loadings to add bulk, SILIFLO FS-200 is primarily used to control rheology. It helps prevent resin from running or sagging on vertical surfaces, improves suspension of pigments and heavier fillers, and allows the formulator to precisely adjust the consistency of a resin system.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e200 grade hydrophilic fumed silica\u003c\/li\u003e\n\u003cli\u003eHigh specific surface area – 200 ± 25 m²\/g\u003c\/li\u003e\n\u003cli\u003eHigh purity – SiO₂ ≥99.8%\u003c\/li\u003e\n\u003cli\u003ePowerful thickening and rheology control\u003c\/li\u003e\n\u003cli\u003eExcellent anti-sag performance\u003c\/li\u003e\n\u003cli\u003eImproves thixotropic behaviour\u003c\/li\u003e\n\u003cli\u003eHelps suspend pigments and mineral fillers\u003c\/li\u003e\n\u003cli\u003eReduces settling and sedimentation\u003c\/li\u003e\n\u003cli\u003eImproves control on vertical and overhead applications\u003c\/li\u003e\n\u003cli\u003eCan produce non-sag adhesives, fillers and repair pastes\u003c\/li\u003e\n\u003cli\u003eVery low addition levels compared with conventional mineral fillers\u003c\/li\u003e\n\u003cli\u003eSuitable for a wide range of resin and polymer systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\"\u003eTypical Applications\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eSILIFLO FS-200 is suitable for thickening and controlling the flow of\u003cstrong\u003e \u003c\/strong\u003eepoxy resins, polyester resins, vinyl ester resins, polyurethane systems and silicone systems.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eTypical applications include structural adhesives, gap-filling compounds, marine repair systems, filleting compounds, fairing formulations, concrete repair compounds, vertical and overhead repairs, potting compounds, sealants, coatings and filled resin systems.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eIt is particularly useful where a resin needs to remain in position rather than flowing away from the application area.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eTypical Characteristics\u003c\/h3\u003e\n\u003cdiv dir=\"auto\" class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable dir=\"auto\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eProperty\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eTypical Value\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eHydrophilic Amorphous Fumed Silica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrade\u003c\/td\u003e\n\u003ctd\u003eFS-200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAppearance\u003c\/td\u003e\n\u003ctd\u003eFine White Powder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecific Surface Area\u003c\/td\u003e\n\u003ctd\u003e200 ± 25 m²\/g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003epH (4% Suspension)\u003c\/td\u003e\n\u003ctd\u003e3.7–4.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrying Reduction (105°C)\u003c\/td\u003e\n\u003ctd\u003e≤1.5 wt.%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStrong Heat Reduction (1000°C, 2 hrs)\u003c\/td\u003e\n\u003ctd\u003e≤1.5 wt.%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSiO₂ Content\u003c\/td\u003e\n\u003ctd\u003e≥99.8 wt.%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTamped\/Stacking Density\u003c\/td\u003e\n\u003ctd\u003eApprox. 50 g\/L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 dir=\"auto\"\u003eMixing with Resin\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eSILIFLO FS-200 should be added gradually to the resin while mixing until the desired consistency is achieved. Because fumed silica has an extremely low bulk density and high surface area, relatively small additions can produce a substantial increase in viscosity.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eLower addition levels can improve flow control and reduce settling. Increasing the concentration produces progressively greater thixotropy and anti-sag performance, eventually creating a heavy non-sag compound or paste.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor best dispersion, use suitable mechanical mixing equipment and add the powder slowly. Avoid dumping large quantities into the resin at once, as the extremely fine powder can be difficult to wet out and may generate airborne dust.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eUse with Other Fillers\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eSILIFLO FS-200 can be used by itself or in combination with mineral fillers such as CALCOFILL HP80 calcium carbonate.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThis combination is particularly useful in epoxy formulations. CALCOFILL HP80 can provide bulk, body and mineral solids, while SILIFLO FS-200 can be used at a much lower concentration to fine-tune thixotropy, improve suspension and provide anti-sag performance.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThis allows formulators to produce anything from a slightly thickened resin through to heavy-bodied adhesives, repair compounds and non-sag pastes.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eAvailable Sizes\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eSILIFLO FS-200 is packed by volume due to the exceptionally low bulk density of fumed silica.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eStore in a cool, dry place with the container securely closed. Protect from moisture and contamination.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Fumed silica is an extremely fine, lightweight powder. Use appropriate dust-control measures and personal protective equipment when handling and mixing.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0588\/8000\/0109\/files\/FS-200.png?v=1789547067\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Resin Shop Australia","offers":[{"title":"5L","offer_id":45860678336621,"sku":null,"price":59.0,"currency_code":"AUD","in_stock":true},{"title":"10L","offer_id":45860678369389,"sku":null,"price":109.0,"currency_code":"AUD","in_stock":true},{"title":"20L","offer_id":45860678402157,"sku":null,"price":209.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/8000\/0109\/files\/Siliflo_5L.png?v=1789546857","url":"https:\/\/resinshop.com.au\/products\/calcofill-hp80-high-performance-calcium-carbonate-filler-copy","provider":"Resin Shop Australia","version":"1.0","type":"link"}