80g Engineering Drawing paper Use 1 Project electrostatic plotter / Photocopying 2 CAD plotter - black and white diagram Engineering 3, laser printing and general copying 4 hand-painted 100% pure wood pulp,high whiteness ,high texture,suitable for double-sided copy and drawing quality service at a competitive price , Benefits: 1. Excellent image clarity & contrast. 2. High opacity and thickness 3. High performance for both printing/copying. 4. Optimized smoothness on both surface 5. Uniform toner/ink absorption to provide print evenness. 6. Paper dimensionally stable. 7. Guaranteed for trouble-free operation Main features: 1 especially suitable for high temperature and high-speed printed output, CAD plans clear lines 2 Fast, high temperature, excellent quality and stability 3 security, environmental protection, durable clear line drawings to meet the needs of the archive project 4 scratch 5 versatility, for the U.S. Hewlett-Packard, Xerox, Océ, Seiko and other plotter machine (g/m2)mm*mKgbox/boxs80880*503.977580652*502.807580914*504.1195801070*504.8425801270*505.7655801370*506.2215