PLA Degradation In Foodservice: What To Know | Bioleader® Guide

Item Product Name Paper Weight Product Size (Top*Bottom*High) Pcs/ CTN Carton Size (cm) PE-RK500 500ml Rectangle Bowl Kraft Paper 337gsm / White paper 320gsm 173 x 121 x 41 300 52 26 46 PE-RK650 650ml Rectangle Bowl Kraft Paper 337gsm / White paper 320gsm 173 x 121 x 52 300 52 26 47 PE-RK750 750ml Rectangle Bowl Kraft Paper 337gsm / White paper 320gsm 173 x 121 x 57 300 52 26 46 PE-RK1000 1000ml Rectangle Bowl Kraft Paper 337gsm / White paper 320gsm 173 x 121 x 75 300 52 26 47 Lid Options Paper Lid Kraft / White 173 x 121 300 65 27 54 PP Lid 9g (microwaveable for hot) 173 x 121 300 39.5 38 41 PET Lid 11.5g (clear transparent for cold) 173 x 121 300 39.5 38 41 Film Coated Options PE(single) Single 18gsm PE (100% recyclable, this is the normal choice type) PE(double) Double 18gsm PE (available for ice, cold, and freezer) PLA Single 31gsm PLA (100% biodegradable & Compostable) Lid Options for Paper, PP and PET For 1000ml rectangular paper salad bowls, paper lids support a consistent kraft or white paper packaging appearance for salad shops, cafés, catering brands, and eco-style foodservice programs. PP lids are practical for hot food handling, microwaveable use, stacking, and transport stability when large rice bowls, noodles, and takeaway meals need secure closure. PET lids provide clear visibility for cold salads, sushi-style meals, deli displays, supermarket ready meals, and grab-and-go food. For buyers comparing plastic-reduction packaging technologies, our water-based coated paper bowls with lids page provides a useful reference for coating structure, lid matching, and manufacturer supply capability.

Yes. Bioleader® 650ml rectangular paper salad bowls with lids are suitable for salads, rice bowls, cold meals, hot food, takeaway meals, and prepared food programs. The food-grade paperboard structure, coated surface, rectangular shape, and matching lid options help improve stacking, handling, and transport performance.

Yes. Bioleader® 750-1000ml square paper salad bowls with lids are suitable for salads, rice bowls, cold meals, takeaway meals, and prepared food programs , PLA degradation. The food-grade paperboard structure, coated surface, rolled rim, and matching PP or PET lid options help improve stacking, handling, and transport performance.

Manually cutting PLA cups into small pieces (approximately 2cm strips) increases the surface area available for microbial colonization. This helps the microbes break down the material more effectively , PLA degradation.

When PLA is exposed to high temperatures and moisture, water molecules penetrate the polymer matrix, breaking the long polymer chains into smaller fragments (oligomers). This process is significantly faster when the temperature exceeds the Glass Transition Temperature (Tg) of PLA, which is around 55°C. Under these conditions, the material begins to lose its physical structure, making it more susceptible to microbial breakdown , PLA degradation.