WPI-g-00011349–60 g/m²Virgin kraft53% confidence
49-60 Series Micrometers.
Other paper grade. Permanent ID WPI-g-000113 — verified, source-traced, free.
GSM 34
34g/m²
lighter
GSM 49 · this
49g/m²
WPI-g-000113 · standard
GSM 79
79g/m²
heavier
01
Canonical specification
Basis weight
49–60g/m²
Fiber source
Virgin kraft
other
Paper type
other
Confidence
53%
source: wpi
WPI ID
WPI-g-000113
Slug
49-60-series-micrometers
Last updated
2026-04-18
GSM range
49–60g/m²
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