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Table 1. Additional Testing for Factory-finished Products only per CAN/CGSB-11.5-M87
Property Unit Requirement
Coating appearance The coatings must be commercially uniform in appearance with no defects due to checking, cracking, pinholing or blistering. The colour coating must be commercially uniform and provide a reasonable match with the colour specified.
Specular gloss The tolerance must be within ±5% of the agreed gloss, when determined
with a 60° geometry on a plain sample.
Durability The samples are to be inspected for not more than a slight colour change, no more chalking than that represented by a No. 6 degree of chalking. There should be no checking, cracking or objectionable fibre raising.
Water absorption % ≤ 14
Thickness swell % ≤ 5
Moisture content % 3 to 9 when shipped