presentation / know-how

CLEXTRAL develops unique pulping processes based on twin-screw extruder technology, also called “BIVIS” machine. 
CLEXTRAL has sold worldwide in the last 30 years cost effective solutions for producing paper pulp from crop residues & non wood fibers such as cotton, wheat straw, bagasse, hemp, flax…
 
CLEXTRAL BIVIS machines offer optimum pulp quality, lower processing cost, higher process efficiency, less civil engineering costs, reduced manufacturing time, less waste. 
This eco-friendly process is especially suitable for low or medium size capacity plants producing high quality pulps for bank note security paper, writing and printing paper, cigarette and special grades paper, board and molded pulp.
 
CLEXTRAL is a supplier to the Bank of France, Bank of Russia, Bank of China, Bank of Spain, DELARUE Group, Arjo Wiggins and other security paper producers.
China and Uzbekistan own a production line for writing-printing papers; French, Spanish and Czech paper manufacturers for cigarettes paper; French paper makers for packaging board.