{"product_id":"blue-circle-general-purpose-grey-cement-25kg-paper-bag","title":"Blue Circle General Purpose Grey Cement 25kg (Paper Bag)","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eBlue Circle General Purpose Grey Cement supplied in a 25kg paper bag, classified as CEM II\/A-L 32,5R under BS EN 197-1. \u003cbr\u003e\u003cbr\u003eThis Portland-composite cement contains clinker blended with 6-20% finely ground limestone to improve workability and sustainability. \u003cbr\u003e\u003cbr\u003eIt develops rapid early strength and achieves 32.5 MPa (compressive strength, measured in megapascals) after 28 days, delivering the durability and reliability needed across concrete, mortar, screed, and render applications.\u003cbr\u003e\u003cbr\u003eYou can also \u003ca href=\"https:\/\/materialsmarket.com\/products\/blue-circle-general-purpose-grey-cement-25kg-paper-bag-pallet-of-60\"\u003ebuy Blue Circle general purpose cement on a pallet of 60 bags\u003c\/a\u003e.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCEM II blended cement:\u003c\/strong\u003e Contains Portland clinker and limestone, improving sustainability by cutting clinker use and enhancing mortar and concrete workability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid early strength (R):\u003c\/strong\u003e Gains strength faster than standard 32,5N cements, supporting quicker progression on site.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrength class 32,5:\u003c\/strong\u003e Achieves 32.5 MPa (compressive strength, measured in megapascals) after 28 days for reliable structural performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrey powder form:\u003c\/strong\u003e Neutral finish that blends smoothly into concretes, mortars, and screeds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with admixtures:\u003c\/strong\u003e Works effectively with plasticisers, pigments, and air-entraining agents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile use:\u003c\/strong\u003e Suitable for bricklaying, rendering, screeds, repairs, and concrete production.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25kg bag format:\u003c\/strong\u003e Practical size for site handling, storage, and transport.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertified performance:\u003c\/strong\u003e Meets all BS EN 197-1 conformity criteria and CE marked for assured quality.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cem\u003ePlease Note:\u003c\/em\u003e\u003c\/strong\u003e\u003cem\u003e Shelf life is up to three months when stored correctly in a cool, dry place and sealed against moisture ingress. Trial mixes are recommended to establish optimal mix proportions for specific applications.\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBricklaying and blockwork:\u003c\/strong\u003e Produces reliable mortar for masonry construction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRendering and plastering:\u003c\/strong\u003e Forms smooth, durable render coats for internal or external walls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloor screeds and repairs:\u003c\/strong\u003e Provides stable, level surfaces and patching mixes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcrete and grout mixes:\u003c\/strong\u003e Suitable for foundations, footings, and general concreting tasks.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Guidance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMix accurately with aggregates and water:\u003c\/strong\u003e Ensure correct ratios depending on application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse within working time:\u003c\/strong\u003e Avoid re-tempering cement mixes once setting begins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStore correctly:\u003c\/strong\u003e Keep bags sealed, dry, and off the ground to maximise shelf life and maintain performance.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompliance \u0026amp; Performance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBS EN 197-1 classification:\u003c\/strong\u003e CEM II\/A-L 32,5R, with rapid early strength development and 28-day strength of 32.5 MPa (compressive strength, measured in megapascals).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClassification detail:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCEM II:\u003c\/strong\u003e Blended cement containing clinker plus other materials (limestone).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e Category A, with 6–20% secondary material.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eL:\u003c\/strong\u003e Limestone as the additional material.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e32,5:\u003c\/strong\u003e Strength class, achieving 32.5 MPa (compressive strength, measured in megapascals) at 28 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR:\u003c\/strong\u003e Rapid early strength, faster curing than 32,5N.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Circle","offers":[{"title":"General Purpose","offer_id":53771509923951,"sku":"6003004","price":7.5,"currency_code":"GBP","in_stock":false},{"title":"Premium","offer_id":53771509956719,"sku":"6003006","price":8.51,"currency_code":"GBP","in_stock":false},{"title":"Postcrete","offer_id":53771509989487,"sku":"6003008","price":7.56,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/9784\/4591\/files\/blue_circle_general_cement_bagged.jpg?v=1783758526","url":"https:\/\/supplyyard.co.uk\/products\/blue-circle-general-purpose-grey-cement-25kg-paper-bag","provider":"Supply Yard","version":"1.0","type":"link"}