Molded Pulp Packaging Sizing Guide · Custom Dimensions: A comprehensive resource covering best practices, industry standards, and actionable insights for B2B professionals and procurement decision-makers.
Molded in B2B packaging: Refers to the application of molded principles in industrial packaging solutions, optimizing for cost efficiency, sustainability, and supply chain performance.
Pulp optimization: The systematic approach to improving pulp metrics through data-driven decisions and industry-validated methodologies.
Custom molded pulp packaging accommodates parts from 30mm to 600mm in length, with wall thickness from 1.5mm to 8mm, and tolerances of ±0.5mm — specified through a simple 4-dimension request.
Getting accurate molded pulp packaging starts with the right dimensions. Here's what factories need to quote your project.
| Dimension | Minimum | Maximum | Typical |
|---|---|---|---|
| Length | 30mm | 600mm | 100-300mm |
| Width | 30mm | 500mm | 80-250mm |
| Height / Depth | 10mm | 150mm | 30-80mm |
| Wall thickness | 1.5mm | 8mm | 2-4mm |
| Tolerance | ±0.3mm (precision) | ±1.0mm (standard) | ±0.5mm |
| Application | Product Weight | Recommended Wall |
|---|---|---|
| Cosmetics / small gifts | < 200g | 1.5-2.5mm |
| Electronics / accessories | 200-800g | 2.5-3.5mm |
| Wine / spirits bottles | 800-1500g | 3.0-4.5mm |
| Industrial parts / tools | 1.5-5kg | 4.0-6.0mm |
| Premium relief packaging | Any | Up to 8mm (sculpted) |
If your product exceeds 600mm length, molded pulp becomes logistically inefficient — consider corrugated alternatives. If you need sub-1mm tolerances, consider injection-molded plastic instead. If your production run is under 3,000 units, the mold amortization may not justify custom sizing.
Q: How do I measure my product for a mold quote?
A: Provide outer L×W×H in mm + product weight in grams. Include photos or a 3D file (STL preferred).
Q: Can the same mold produce multiple sizes?
A: No. Each mold is product-specific. However, similar-sized products can sometimes share a mold carrier with cavity inserts.
Q: What if my product is an irregular shape?
A: That's actually ideal for molded pulp. Complex curves are easier to mold than sharp corners. Just send a STEP file for analysis.
Send us your product dimensions and we'll provide a mold cost estimate and sample recommendation within 48 hours.
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