TEXTILE · QUALITY
GSM Calculator
Grams per Square Meter · Fabric weight · Quality control · Production
g/m²
oz/yd²
Round sample method
g
mm
Results
GSM
—
g/m²
oz/yd²
—
oz/yd²
Sample area
—
cm²
Weight per sq. cm
—
g/cm²
GSM = (Weight × 10000) / (π × r²) | r in cm
Rectangle sample method
cm
cm
g
Results
GSM
—
g/m²
oz/yd²
—
oz/yd²
Sample area
—
cm²
Weight per sq. cm
—
g/cm²
GSM = (Weight × 10000) / (Length × Width)
Fabric construction method
For woven fabrics · approximate GSM
Warp (ends)
Ne
ends/cm
Weft (picks)
Ne
picks/cm
%
Typical: 3–8% for woven fabrics
Results (estimated)
GSM (estimated)
—
g/m²
oz/yd²
—
oz/yd²
Warp weight
—
g/m²
Weft weight
—
g/m²
GSM = [Warp count × density × 0.5905 × (1+crimp)] + [Weft count × density × 0.5905 × (1+crimp)]