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Sapphire Star

Sapphire Star

Sapphire Star

Sapphire Star
  • Premium writing paper (non surface sized) designed for branded note book and single color printing in pleasant white shade
  • Excellent runnability on high speed automatic ruling machines
  • Alkaline sizing for added archival quality that extends the life of the document
  • Uniform sheet smoothness

Standard Grammages: 52,54 and 58

Key Quality Parameters Unit Specs 52Gsm Specs 54Gsm Specs 58Gsm
Basis Weight GSM 52 ± 2.5% 54 ± 2.5% 58 ± 2.5%
Bulk cc/g 1.33 ± 2.0% 1.32 ± 2.0% 1.32 ± 2.0%
Breaking Length
MD meters 4100 ± 300 4000 ± 300 4000 ± 300
CD meters 2200 ± 200 2200 ± 200 2200 ± 200
Bendtsen Smoothness
TS ml / min 120 - 180 120 - 180 120 - 180
WS ml / min 180 - 300 180 - 300 180 - 300
Brightness % ISO 90 ± 1 90 ± 1 90 ± 1
Cobb TS / WS gsm 25 Max 25 Max 25 Max
Opacity % 88 Min. 89 Min. 90 Min.
  • Customized for note book application and single color printing
  • Good bulk with uniform smoothness
  • High brightness with good visual speed
  • Note book, note pad and single color printing

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