{"product_id":"last-a-foam-fr-3706-6-lb-3-8-x-48-x-96","title":"Last-A-Foam FR-3706 6 LB 3\/8 X 48 X 96","description":"\u003cp\u003eFR-3700 meets the requirements of aircraft BMS 8-133. This rigid, polyurethane foam is comparable to the FR-6700 in strength, temperature resistance and flammability performance. However, the FR-3700 is tougher (less friable for cutting crisper edges.\u003cbr\u003e\u003cbr\u003eFR-3700 is a CFC-free, rigid, closed-cell, flame-retardant polyurethane foam available in densities ranging from 3 to 40 pounds per cubic foot. It exhibits a high strength-to-weight ratio due to its cellular structure and cross-linked resin. Because of its closed-cell structure, LAST-A-FOAM® FR-3700 has great resistance to water absorption, and will not swell, crack, or split on exposure to water. This series is non-abrasive and can be machined with standard high-speed steel (HSS cutting tools. It can also be cut cleanly with water jets and traditional wood-carving tools. This flame-retardant polyurethane (PU foam particularly supports the following industries.\u003c\/p\u003e","brand":"Aircraft Spruce","offers":[{"title":"Default Title","offer_id":48009499738329,"sku":"01-01700","price":237.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0016\/5327\/6707\/files\/01-01696.jpg?v=1771256679","url":"https:\/\/www.aloinfousa.com.mx\/products\/last-a-foam-fr-3706-6-lb-3-8-x-48-x-96","provider":"aloinfousa.com","version":"1.0","type":"link"}