Solid and perforated steel conveyor belts IPCO is the world’s largest supplier of carbon and stainless steel belts to the bakery and confectionery industries, working OEMs and end users alike. The key qualities of a solid or perforated bake oven belt include outstanding thermal properties for efficient baking; the inherent ease of cleaning of a belt compared with mesh; a high degree of sustainability due to low heating costs; and an attractive return on investment.