WPI-g-00029780–350 g/m²Virgin kraft70% confidence
APOLLO 320 (5 Colour).
Printing paper grade. Permanent ID WPI-g-000297 — verified, source-traced, free.
GSM 65
65g/m²
lighter
GSM 80 · this
80g/m²
WPI-g-000297 · standard
GSM 110
110g/m²
heavier
01
Canonical specification
Basis weight
80–350g/m²
Fiber source
Virgin kraft
printing
Paper type
printing
Confidence
70%
source: wpi
WPI ID
WPI-g-000297
Slug
apollo-320-5-colour
Last updated
2026-04-18
GSM range
80–350g/m²
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