Conversion Formula:
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GSM (grams per square meter) and oz/yd² (ounces per square yard) are both units used to measure the weight or density of fabrics and other materials. Converting between these units is essential in the textile industry.
The calculator uses the conversion formula:
Where:
Explanation: The conversion factor accounts for both the metric to imperial conversion (grams to ounces) and the area conversion (square meters to square yards).
Details: Accurate conversion between these units is crucial for textile manufacturers, designers, and buyers who work with international suppliers using different measurement systems.
Tips: Enter the GSM value (must be greater than 0) and the calculator will automatically compute the equivalent weight in ounces per square yard.
Q1: Why are there two different units for fabric weight?
A: GSM is used in metric system countries while oz/yd² is used in countries using imperial measurements. Both measure the same property but in different units.
Q2: What is a typical GSM range for common fabrics?
A: T-shirts are typically 150-200 GSM, denim 400-600 GSM, and fleece 200-300 GSM.
Q3: Is the conversion factor exact?
A: Yes, the factor 33.9057 is derived from the exact conversion between grams and ounces (1 oz = 28.3495 g) and square meters to square yards (1 yd² = 0.836127 m²).
Q4: Can I convert oz/yd² back to GSM?
A: Yes, multiply oz/yd² by 33.9057 to get GSM.
Q5: Which industries use these measurements?
A: Primarily textiles, but also paper, plastics, and other sheet materials where weight per unit area is important.