Polypropylene felt
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Description
A nonwoven geotextile made from 100% polypropylene that is lightweight, strong, durable, and resistant to many chemicals. The fibers are long and continuous, which gives the fabric good strength and stability. The texture of polypropylene felt can range from smooth to fuzzy and it is resistant to tearing, fraying and stretching As a geotextile, it's applications include filtration systems, road and embankment stabilization and as a liner for landfills. Most commercial brands are UV stabilized for outdoor use. Indoor uses include padding under carpets, protective packaging and cushioning, as well as medical gowns, drapes and other disposable products.
Synonyms and Related Terms
Polyfelt [TenCate]; Propex [Solmax]
Risks
- Lower heat resistance: Compared to some other fibers, it has a lower tolerance for high temperatures.
- Can be less soft: May not have the same soft texture as some other types of felt.
- Flammable: Polypropylene is flammable, though it can be treated with flame retardants.
Chemical and Physical Properties
- Chemical resistance: Highly resistant to acids, alkalis, and many solvents.
- Moisture resistance: Polypropylene is hydrophobic, meaning it repels water.
- Mold and mildew resistant: Due to its moisture resistance, it doesn't support the growth of mold or mildew.
- Recyclable: Polypropylene can be recycled.
Resources and Citations
- Monarch Textiles: Polypropylene felt Accessed Feb. 2025
- McMaster-Carr: Polypropylene felt
- Sutherland Felt: Polyester and polypropylene felts
- Solmax: Propex