Pulp Molding Process Vs Alternatives: Cost, Performance, Sustainability | Bioleader® Sustainable Packaging

Paper lids are recommended when the buyer wants a consistent kraft or white paper packaging appearance — Pulp Molding Process. PP lids are practical for hot food handling, microwaveable use, stacking, takeaway, and delivery. PET lids are suitable when product visibility is important for chilled salads, sushi-style meals, supermarket display, and grab-and-go food programs.

PP lids are recommended when the buyer needs stacking strength, takeaway handling, and delivery stability. PET lids are suitable when product visibility is important for chilled salads, supermarket display, deli counters, and grab-and-go food programs , Pulp Molding Process. The final choice should match menu type, display needs, transport distance, and brand positioning.

A 500ml rectangular paper salad bowl is designed for compact single-serve portions. It is commonly used for salads, rice bowls, sushi-style meals, cold noodles, desserts, side dishes, and light takeaway meals. For buyers building a wider rectangular bowl range, 500ml can be paired with 650ml, 750ml, and 1000ml rectangular paper bowls.

The main methods include thermoforming (hot press), transfer molding, and thick-wall molding , Pulp Molding Process. Each varies in texture, strength, and suitable end applications.

To improve the brightness or whiteness of the pulp and certain contained ingredients Secondary Dioxins Emitting Toxicity (SDET) free controlled bleaching may be employed. once this has been done, the pulp is sieved to get rid of any contaminants that may be present, to obtain a good quality end product. In this case, after the processing of wet sugarcane fibers, the product appeared as a board made of sugarcane pulp for easy storing and shipping purposes.   Pulping Process  The sugarcane pulp board is shredded, and thoroughly washed to remove dirt and all other non-fibrous materials.