SPHERETEX - Glassfiber core materials for fiberglass laminates. FRP producers all over the world have been trusting in our glassfiber core materials for more than 25 years. Our favourites are: Sphere.core SBC: For light, thick and long-term durable monolithic laminates of > 10 mm thickness - Low resin consumption - High impact and compressive strength - Water resistance - SBC tapes for winding process. Sphere.core S: For fast lamination of thin, light and mainly flat parts - Fast resin absorption - Overlapping without joints or gaps - Excellent bonding with covering glass layers - Can be used as print-blocker. Additionally Spheretex offers bulk core materials based on polyester fibers as well as glassfiber based core materials for closed mold systems and winding processes.