Common Grammage Options for Soup Cups
| Grammage (gsm) | Typical Use |
|---|
| 200–220 gsm | Small cups, cold drinks, or light soups (less sturdy) |
| 250–270 gsm | Medium-strength cups, standard takeaway soups |
| 280–300 gsm | Strong, durable cups, hot soups, noodles, heavy liquids |
| 320–350 gsm | Extra-strong cups, large portion soups, or premium packagin |
Printing options for Kraft paper soup cups
1. Printing Area
-
Outside only (inside is lined with food-safe PE, so no printing inside)
2. Printing Methods
| Method | Best For | Details |
|---|---|---|
| Digital Printing | Small-medium orders, full-color designs | – Prints directly on paper – Supports full-color images, gradients, photos – Fast turnaround, low MOQ – Water-based, food-safe ink |
| Flexo Printing | Large orders, standard colors | – Uses printing plates to transfer ink – Typically 1–4 colors (Pantone/CMYK) – Durable and cost-effective for high-volume production – Water-based, food-safe ink |
Custom soup paper cups from China, quality control (QC)
Key QC Areas for Soup Paper Cups
| QC Aspect | What to Check |
|---|---|
| Material & Grammage | Paper thickness (e.g., 280–300 gsm), Kraft or white paper, PE lining quality |
| PE Lining | No leaks, smooth inner coating, resistant to hot liquids |
| Cup Shape & Size | Consistent diameter & height, side seam alignment, bottom fits correctly |
| Printing | Colors match your design, outside printing only, no smudges, clear logo, correct placement |
| Ink & Food Safety | Water-based, food-safe ink, no chemical odor, FDA/EU compliant |
| Sealing & Assembly | Side seam fully sealed, bottom properly glued, no gaps that cause leaks |
| Durability Test | Cups can hold hot liquid without softening, warping, or leaking |
| Lid Fit | If included, lid fits snugly and stays in place |
