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Foam ILD, also known as Indentation Load Deflection, measures the firmness of foam by determining how much force is needed to compress the foam by a certain percentage of its thickness. It's a crucial indicator of the foam’s support and comfort characteristics.
ILD (Indentation Load Deflection), is a measure of the softness or firmness of a given piece of foam. ILD is measured by applying downward pressure from a 12-inch round disk into a 4-inch piece of foam. Pressure is slowly applied until the foam compresses to 25% or one inch into its surface.
11 Οκτ 2011 · A foam sample measuring 15″ by 15″ by 4″ is used and the force in pounds that it takes a 50 square inch circular indenter to compress the material 1″ (25 percent of its thickness) is recorded. If the sample requires 36LB of pressure to indent it 1″, its ILD is 36.
23 Μαΐ 2024 · Airtex High Density Foam is a type of foam that is known for its durability and high density. It is made from polyurethane material and has a density of 1.8 pounds per cubic foot, making it one of the firmest foams available in the market.
Indentation Load Deflection (I.L.D.) is an industry standard of measurement to determine a foam's given firmness. Weight is applied to the surface of a foam piece. The more weight needed to depress the foam, the higher the I.L.D. number and firmness of the foam.
The foam in your existing sofa cushions is probably low density. A High Density (HD) 35 ILD foam will feel quite firm at the thickness you are suggesting (5″ or thicker). Try Rochford Supply or The Foam Factory for high quality foam. Both sites have helpful information for choosing what kind of foam will work best for you.
19 Ιουν 2024 · The Airtex High Density Foam Sheet will come in handy for your cushioning projects. You can cut and trim this foam Sheet to work around various DIY concepts for your home or office upholstery projects. Use it to make camper cushions, boat seating, chair pads, garden benches and small foam cushions. This high-density foam is long lasting and ...
