Paper type:specialty paper Use: mask paper Coating: uncoated Compatible printing: gravure printing Feature:anti-rust. Mask paper Pulp material: wood pulp Pulp style: virgin Pulping typle: chemical pulp 1). GSM: 13g, 15g 2). Width: 165mm, 175mm, 180mm. 3) Core size: 76mm 4). Out diameter: 450mm-500mm. 5). Used for making paper mask6). ComfortablityRespirator paper include main featurea of good ...