{"product_id":"infinity-bond-polyfill-4000-marine-polyester-putty","title":"Infinity Bond POLYFILL 4000 Ultra Lightweight Marine Polyester Putty","description":"\u003ch2\u003eLightweight Marine Putty for Hardtop Bonding \u0026amp; Composite Boat Assembly\u003c\/h2\u003e\n\u003cp\u003eInfinity Bond POLYFILL 4000 is an \u003cstrong\u003eultra lightweight polyester marine putty\u003c\/strong\u003e engineered for hardtop bonding, sandwich panel assembly, and lightweight composite boat construction applications where reducing overall part weight and maintaining controlled processing performance are critical. Its \u003cstrong\u003elow exotherm formula\u003c\/strong\u003e flows evenly under moderate clamping pressure while maintaining dependable hold during assembly and mold repositioning.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for efficient marine production workflows, POLYFILL 4000 pumps and trowels easily for reliable processing in lightweight bonding, fiberglass assembly, and composite marine fabrication applications requiring smooth application characteristics and consistent bonding performance.\u003c\/p\u003e\u003ch3\u003eLightweight Performance Benefits of POLYFILL 4000 Polyester Putty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra Lightweight Formula:\u003c\/strong\u003e Weighs less than 5 lbs per gallon to help reduce overall assembly weight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardtop \u0026amp; Sandwich Assembly Performance:\u003c\/strong\u003e Designed for lightweight marine bonding and composite fabrication applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControlled Clamping Flow:\u003c\/strong\u003e Flows evenly under moderate clamping pressure for consistent material distribution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth Processing Characteristics:\u003c\/strong\u003e Pumps and trowels easily in marine production environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Assembly Stability:\u003c\/strong\u003e Maintains position during assembly and mold repositioning operations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Exotherm Cure Properties:\u003c\/strong\u003e Helps reduce heat buildup during curing for more consistent processing results\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Viscosity Availability:\u003c\/strong\u003e Offered in higher viscosity formulations for controlled flow and damming applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSeries: POLYFILL 4000\u003c\/li\u003e\n  \u003cli\u003eType: Marine Putty\u003c\/li\u003e\n  \u003cli\u003eChemistry: Polyester Liquid Adhesive\u003c\/li\u003e\n  \u003cli\u003eGel Time: 28 Minutes\u003c\/li\u003e\n  \u003cli\u003eReaction Time: 45 Minutes\u003c\/li\u003e\n  \u003cli\u003eFixture Time: 73 Minutes\u003c\/li\u003e\n  \u003cli\u003eViscosity:\u003c\/li\u003e\n\u003cul\u003e\n  \u003cli\u003e50,000 - 65,000 cps @ 2 RPM\u003c\/li\u003e\n  \u003cli\u003e18,000 - 28,000 cps @ 20 RPM\u003c\/li\u003e\n\u003c\/ul\u003e\n  \u003cli\u003ePeak Exotherm: 150°F (65.6°C)\u003c\/li\u003e\n  \u003cli\u003eColor: White\u003c\/li\u003e\n  \u003cli\u003eOdor: Styrene\u003c\/li\u003e\n  \u003cli\u003eTexture: Smooth\u003c\/li\u003e\n  \u003cli\u003eWeight: 4.6 lbs\/gallon\u003c\/li\u003e\n  \u003cli\u003eTensile Elongation: 8.2%\u003c\/li\u003e\n  \u003cli\u003eTensile Strength: 1,060 psi\u003c\/li\u003e\n  \u003cli\u003eFlexural Strength: 6,960 psi\u003c\/li\u003e\n  \u003cli\u003eFlexural Modulus: 357,000 psi\u003c\/li\u003e\n  \u003cli\u003eCompressive Strength: 1,910 psi\u003c\/li\u003e\n  \u003cli\u003eLap Shear: 1,100 psi\u003c\/li\u003e\n  \u003cli\u003eHeat Deflection: 150°F (65.6°C)\u003c\/li\u003e\n  \u003cli\u003eShore D Hardness: 40 - 50\u003c\/li\u003e\n  \u003cli\u003ePackage Size: 5-Gallon Pails\u003c\/li\u003e\n  \u003cli\u003eShelf Life: 3 Months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Typical physical properties @ 75°F (24°C).\u003c\/p\u003e\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHardtop bonding and boat assembly applications\u003c\/li\u003e\n  \u003cli\u003eLightweight sandwich bonding operations\u003c\/li\u003e\n  \u003cli\u003eSmall composite marine part assembly\u003c\/li\u003e\n  \u003cli\u003eHand-laid fiberglass fabrication environments\u003c\/li\u003e\n  \u003cli\u003eLightweight marine bonding applications\u003c\/li\u003e\n  \u003cli\u003eControlled flow and clamping assembly operations\u003c\/li\u003e\n  \u003cli\u003eDamming and material control applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Infinity Bond","offers":[{"title":"5 Gallon Pail","offer_id":47158453698713,"sku":"INF POLYFILL 4000 PL","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0193\/1996\/files\/infinity-bond-polyfill-4000-marine-polyester-putty-5-gallon-pail.jpg?v=1778516023","url":"https:\/\/www.gluegun.com\/products\/infinity-bond-polyfill-4000-marine-polyester-putty","provider":"Gluegun.com","version":"1.0","type":"link"}