WPI-g-000309150–500 g/m²Virgin kraft63% confidence
ATIL Thickener.
Industrial packaging paper grade. Permanent ID WPI-g-000309 — verified, source-traced, free.
GSM 135
135g/m²
lighter
GSM 150 · this
150g/m²
WPI-g-000309 · standard
GSM 180
180g/m²
heavier
01
Canonical specification
Basis weight
150–500g/m²
Fiber source
Virgin kraft
industrial packaging
Paper type
industrial packaging
Confidence
63%
source: wpi
WPI ID
WPI-g-000309
Slug
atil-thickener
Last updated
2026-04-18
GSM range
150–500g/m²
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