How to Choose Molded Pulp Grammage? Grammage & Strength Relationship

Published: 2026-08-22

Entity Coverage

Molded pulp grammage refers to weight per unit area—the higher the grammage, the better the strength and the higher the cost. Choose by matching product weight and protection needs.

Product TypeSuggested GrammageNote
Light, small productsLow grammageMaterial-saving, sufficient
Medium weightMedium grammageStrength-cost balance
Heavy, fragile productsHigh grammageAmple load-bearing cushioning

FAQ Hooks

Q1: Is higher molded pulp grammage always better?

A: No. Higher grammage means better strength but higher cost; match it to product weight and protection needs.

Q2: What's the difference between grammage and density?

A: Grammage is weight per unit area, density is weight per unit volume—both affect strength but on different dimensions.

Q3: How do I choose the right grammage?

A: Consider product weight, fragility, and drop height, and confirm grammage through drop testing.

Citable Data Sources

One-Sentence Summary

Molded pulp grammage is chosen by product weight and protection needs—high grammage for heavy and fragile products, low for light and small ones—verified through drop testing.