DuPont™ Hytrel® Film, a Thermoplastic Polyester Elastomer.    Hytrel® 7246 is a high modulus, 570 MPa, Hytrel® grade, with nominal durometer hardness of 72D. It contains colour-stable antioxidants. It can be processed by many conventional thermoplastic processing techniques like injection moulding and extrusion. Hytrel® 7246 Film is a high modulus, 570 MPa, Hytrel® grade, with nominal durometer hardness of 72D. It contains colour-stable antioxidants. It can be processed by many conventional thermoplastic processing techniques like injection moulding and extrusion. Discounts on orders of $500, $1000, $5000. Call, email, Chat.