{"product_id":"premium-expandable-graphite-for-battery","title":"Ridgehart Premium Expandable Graphite – High Expansion Ratio (350) | Electrode-Grade \u0026 Fire-Retardant Applications","description":"\u003cp\u003e\u003cspan\u003eRidgehart Expandable Graphite is a high-performance, inorganic carbon material engineered for applications requiring rapid thermal expansion, high temperature resistance, chemical durability, and superior mechanical flexibility. With a carbon content of 92–95%, an expansion multiple of ≥350, and controlled particle distribution, this material is ideal for electrode materials, fire-retardant systems, oil-absorption products, conductive coatings, and environmental applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eComposition \u0026amp; Purity:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCarbon content: 92–95%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAsh content: 5–7%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVolatile matter: 20.4%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMoisture content: 0.3–0.4%\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003ePerformance Characteristics:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eExpansion multiple: ≥350 (high-expansion grade)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003epH value: 4.2–4.6 (stable, slightly acidic)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eParticle Distribution:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e+50 mesh: 74.5%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e–50 mesh: 25.5%\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eMaterial Form:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eLayered crystalline expandable graphite\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSEM-confirmed flake structure (per technical report)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh elasticity, mechanical strength, and chemical durability\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eMaterial Characteristics:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh Expansion Performance: Engineered for rapid and uniform expansion under heat, producing a worm-like expanded graphite structure ideal for fire-retardant and sealing applications.\u003c\/li\u003e\n\u003cli\u003eExcellent Chemical Resistance: Resistant to acids, alkalis, oils, and typical industrial reactants — enabling long-term stability in aggressive chemical environments.\u003c\/li\u003e\n\u003cli\u003eSuperior Thermal Stability: Maintains structural integrity and performance under high-temperature exposure, suitable for refractory and thermal-insulation systems.\u003c\/li\u003e\n\u003cli\u003eStrong Mechanical Properties: Provides tensile strength, compressive resistance, bending elasticity, and radiation resistance — enabling its use in industrial, environmental, and engineering applications.\u003c\/li\u003e\n\u003cli\u003eElectrically Conductive: Expandable graphite’s layered carbon structure offers stable conductivity, suitable for conductive coatings, antistatic agents, and electrode materials.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eKey Advantages:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHigh expansion volume for superior flame-retardant efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStrong acid\/alkali resistance and thermal endurance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent electrical conductivity and structural resilience\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for energy storage, coatings, plastics, and environmental systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eControlled mesh distribution for consistent processing behaviour\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eStorage Conditions:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eStore sealed, in a cool, dry, dark environment protected from light. \u003c\/span\u003e\u003cspan\u003e\u003cspan\u003e\u003cstrong\u003eShelf life: 12 months\u003c\/strong\u003e (unopened)\u003c\/span\u003e\u003c\/span\u003e under proper storage conditions. Avoid exposure to moisture and direct sunlight.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong style=\"text-decoration: underline;\"\u003eApplication Uses:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eElectrode Materials: Used in advanced electrode formulations for batteries, capacitors, and electrochemical devices due to conductivity and stability.\u003c\/li\u003e\n\u003cli\u003eFire-Retardant Additives: Excellent for flame-retardant plastics, rubbers, foams, and coatings; expands under heat to form a protective carbon layer.\u003c\/li\u003e\n\u003cli\u003eOil-Absorption \u0026amp; Spill Control: Effective in oil-absorption materials thanks to its porous expanded structure.\u003c\/li\u003e\n\u003cli\u003eChemical \u0026amp; Petrochemical Industry: Applicable in catalytic systems, corrosion-resistant materials, and process additives.\u003c\/li\u003e\n\u003cli\u003eEnvironmental Protection: Useful in pollution control, filtration, and sorbent materials.\u003c\/li\u003e\n\u003cli\u003eMedical \u0026amp; Industrial Textiles: Used in medical dressings and specialised industrial fabrics for antimicrobial, absorbent, and protective performance.\u003c\/li\u003e\n\u003cli\u003eMilitary Applications: Suitable for smoke agents and heat-activated dispersants.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ridgehart ","offers":[{"title":"500 g","offer_id":55942216745292,"sku":null,"price":500.0,"currency_code":"GBP","in_stock":true},{"title":"1 KG","offer_id":55942216778060,"sku":null,"price":850.0,"currency_code":"GBP","in_stock":true},{"title":"2 KG","offer_id":55942216810828,"sku":null,"price":1500.0,"currency_code":"GBP","in_stock":true},{"title":"5 KG","offer_id":55942216843596,"sku":null,"price":4200.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/9107\/1820\/files\/RBottle2Square.jpg?v=1762809399","url":"https:\/\/www.ridgehart.com\/products\/premium-expandable-graphite-for-battery","provider":"Ridgehart","version":"1.0","type":"link"}