Beyond end‑use, the market is classified by material composition, a taxonomy that influences performance specifications and price tiers. PVC‑based heat‑sensitive cover tape, the most widely adopted type, offers a balance of flexibility, dielectric strength, and cost efficiency, and therefore dominates the market with an estimated share of 45 %. Polyester‑backed variants provide higher tensile strength and superior dimensional stability, making them suitable for automotive harnesses and industrial equipment; they account for roughly 25 % of shipments. Polyimide‑based tapes deliver the highest thermal resistance, sustaining temperatures above 250 °C, and are reserved for aerospace and high‑power electronics where reliability outweighs cost, representing about 20 % of the market. Emerging biodegradable or bio‑based tapes, engineered to meet sustainability mandates, currently occupy a niche 10 % share but are projected to grow as regulatory pressure increases. Each type’s distinct material properties directly shape its contribution to overall market size, reinforcing the importance of a detailed market taxonomy for strategic planning.