Linen Phenolic Grade LE (Linen Electrical Grade) provides good mechanical & electrical strength. Recommended for intricate high strength parts. Continuous operating temperature 250°F Electrical Grade Linen Phenolic Rods meet per NEMA LE Standard LE Phenolic Rods are produced as “Sheet Rod” which is centerless ground from LE Sheets. Special Order “Rolled & Molded” Grade is also available with a lead-time (and typically a higher price)