circular seal insert 3d model

Create a clean 3D render of a circular cable sealing insert made from EPDM rubber (55 Shore A, matte black). Geometry: Round disc shape (not square) Outer diameter: 100 mm Thickness: 30 mm Design: Single central cable hole (range 24–60 mm) Concentric stepped sealing rings around the hole One narrow radial slit from outer edge to centre (closed/tight fit, not open gap) Three evenly spaced fixing holes near outer edge (on circular pattern) Style: Industrial product render Neutral background Slight angled perspective + optional top view No logos or extra features Important: The part must be a round EPDM insert, not a square flange or plate.