China Cardboard Packaging 101: What It Is, When To Use, And How To Choose | Bioleader® Sustainable Packaging

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 — China cardboard packaging. 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 , China cardboard packaging.

Aluminum foil lined paper salad bowls are used for salads, rice bowls, poke bowls, noodles, pasta, curries, fruit, deli meals, and other takeaway foods. Their leakproof foil-lined structure is especially useful when oil resistance, sauce control, and moisture protection are more important than with ordinary paper bowls. Bioleader® supplies them in 500ml to 1300ml sizes for restaurants, catering, food delivery, and wholesale foodservice packaging.

A 750-1000ml square paper salad bowl is designed for regular single-serve or meal-size portions — China cardboard packaging. It is commonly used for salads, rice bowls, poke bowls, cold noodles, pasta, fruit portions, desserts, side dishes, and takeaway meals. For buyers building a wider foodservice range, 750-1000ml square bowls can be paired with 500ml, 650ml, 1200ml, and 1400ml square paper bowls.

Generally, yes—if the box is plain, food-grade, and uncoated. Remove all metal handles, staples, or laminated windows before microwaving. Always follow the manufacturer’s safety instructions.

Cardboard with metallic elements, wax coatings, glossy printing, or synthetic glue may spark or emit fumes. These should never be placed in the microwave.