... *297mm, (standard size) 8.5*11, (letter size) 8.5*13, (government size) COPY PAPER 1. -Size:A4,A3,8.5"x11",11*17'' or in big ... Machines. Itemcopy paperMaterial100% wood pulpSizeA4, A3, Letter size(8.5x11),Legal size(8.5x14)Base Weight80gsm, 75gsm, 70gsmWhiteness94-96%, 98-100%, ... 102-104%Packing500 sheets per ream, 5 reams per ...