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Our 1/8" Natural Polypropylene (PP) Plastic Welding Rod is a professional-grade Polypro I (PPI, Homopolymer Polypropylene) rod designed for strong, permanent repairs on a wide range of PP-based plastics. Sold by the foot, you can order exactly the amount you need for any project.
Polypropylene is known for its ruggedness, flexibility, and outstanding resistance to chemical solvents, acids, and bases. This makes it a top choice for repairing automotive components, RV tanks, reusable containers, laboratory equipment, appliance housings, and industrial plastic parts.
This welding rod is made from genuine PP and displays all authentic material characteristics:
Use this rod with any compatible plastic welder or heat gun for repairs on PP-based parts. The natural color blends cleanly with most OEM polypropylene surfaces, making it suitable for both cosmetic and structural work.