Buy Polyvance Polypropylene 15% Glass Fiber (PP GF15) plastic welding rods, 30 feet, Black at This package contains 30 ft., (9., 1 m) of black PP+GF15 plastic welding strips. Works with airless, hot-air, and nitrogen plastic welders. Since PP+GF15 is the only glass-filled polypropylene that we offer (for now) this would be your best option whenever you have a broken glass fiber reinforced polypropylene part. PP+GF15 Polypropylene Glass Fiber Repair Rods Polyvance Polypropylene Corner Welding Rod Natural PP-GF15 Honda 1-48 of 304 results for polypropylene welding rods Results Check each product page for other buying options. Price and other details may vary based on product size and color Square edge profile resists curling during ************************************************************* process. It may have markings like PP+GF20 or PP+GF30 or some other number next to GF. Glass Fiber GF15 Reinforced PP Polypropylene Plastic Particles Pure Resin Particles Polypropylene with 15% glass fibers for additional strength., .