offset writing paper

: Office Paper Series; Printing & Writing Paper
: Flexible Graphite; Asbestos and Non-asbestos; Metal; PTFE(Teflon); Rubber
: Spiral Wound Gasket; Metal Jacketed Gasket; Graphite Gasket; Teflon (PTFE) Gasket; Compressed Asbestos Gaske; Non-Asbestos Gasket; Camprofile Gasket; Ring Joint Gasket; Flat Metallic Gasket; Die-Formed Graphite Ring; Gland Packing
: Carbon Black N220 (ISAF); Carbon Black N330 (HAF); Carbon Black N550 (FEF); Carbon Black N660 (GPF); Carbon Black N234 (ISAF-HS); Carbon Black N339 (HAF-HS)
: Organophosphine antiscale; Polycarboxylic antiscale; Bactericide and Algicide; RO Chemicals; Chemicals For Boiler; Organophosphoric Salts; Corrosion Inhibitor
: Gasket Machine; Carbon and Graphite Felt; Natural Flake Graphite; Other Materials; Carbon Additve; Expandable Graphite

Detailed Product’s Specification:

Item		Wood free offset writing paper
Quality		Wood pulp,mixed pulp and recycled pulp
Color		White,pink,yellow,blue,green
Usage		Printing paper,notebook,magazine,book,etc.
Packing		500sheets per ream. In roll,inside is plastic film and outside is art coated paper,or other required packing way. 16MTS per 20 ft container
Physical Test			UNIT	Specification
Grammage			g/㎡	40gsm~90gsm
Moisture			%	5~6.5%
Thickness			Um	≥0.075 0.088 0.1
Brightness			%	80~102%
Smoothness	WS		Sec./10cc	25
	FS		Sec./10cc	25
Opacity			%	84 86 87
Tensile			M	3400
Surface strength			class	14class（detective）
Folding Endurance			Unit	≥8
COBB			g/㎡	≤30（line≥0.75mm）