Torlon 12 L, 1. Due to its versatile performance capabilities and proven use in a broad range of applications, Torlon 4301 is a reliable choice.5 W This grade excels in severe wear applications such as non-lubricated bearings, seals, bearings cages and reciprocating compressor parts.TorlonĀ® 4301 Sheets & Rods exhibit excellent wear resistance in bearing grades and is able to endure harsh thermal, chemical and stress conditions.