Wood is a renewable natural material with various uses, and it has always satisfied people’s diverse and ever changing needs. Early hunter-gatherers made use of the strong structure of wood in spears and dwellings, nor to mention its heating value as fuel for cooking food. When literacy and the high culture of antiquity offered opportunities for the…

Yunda has become the supporting unit for the <Major Environmental Protection Technology and Equipment Encouraged by the Country for Development> under the category of “Waste Paper Treatment and High-Value Utilization Equipment”. According to the notice issued by the Ministry of Industry and Information Technology on the solicitation of significant environmental protection technology and equipment for…

OCC covers all corrugated cardboard boxes. Corrugated refers to those boxes where the material is made from three separate layers of paper: two liners and a corrugated, or wavy, layer sandwiched between them. Brown paper bags are commonly accepted with OCC for recycling. OCC does not include waxed cardboard (commonly from produce boxes), paperboard (flat…

3G vs 2G BCTMP: different pulp development road. History of BCTMP Development: -by Eric C. Xu (Ph. D.) View PDF Doctor Eric Xu has been working in different countries in mechanical and chemical pulping mills for commissioning & system optimization, he had a number of patents in mechanical and chemical pulping technology all around the…