Stock Sizes Because of our strict mounting grade requirements, all chipboard we keep in stock is flat and smooth. Some mill products have warp and can be skewed. For white-lined board, the stock used is 70# coated text. The list below is price per one hundred sheets (Price/C) for full size sheets. Prices do not include shipping costs. The minimum order is $25.00. To place an order for chipboard or to request a price on cut sizes, email info@graphiccraftsinc.com or call 717-464-2733, ext. 24.