Manufacturing processes of kraft liner / Test liner paper machine

Kraft liner / Test liner paper machine can either be used to make kraft paper, and also create Test liner paper. However, different types of paper processing technology is slightly different. Kraft and more for packaging materials, high strength, usually in brown. Semi-bleached or fully bleached kraft pulp was light brown, cream or white. Quantitative 80 ~ 120g/m2. Breaking length is generally above 6000m. Tear strength, power, and dynamic rupture strength is high. More for the web, there are flat paper. Kraft softwood pulp as raw material, beating the Fourdrinier papermaking machine is made. Used as a cement bag paper, envelope paper, plastic sealed paper loading, asphalt paper, cable protection paper, insulation paper.
Kraft liner / Test liner paper machine the entire machining process: waste paper - pulper - shaker - Refiner - Pulp well - washing machine (propeller also here) - centrifugal sieve - Pulp Wells - Paper Machine cages - bake dry - coiling - rewinding - cutting - manual packaging - product sales.