manufacture of composite 2 x 4 lumber

Guide to Plastic Lumber - GreenBiz.Plastic Lumber healthy building network. The Healthy Building Network's. A report by The Healthy Building Network. A project of the Institute for Local Self- ..... We rate the environmental preferability of 38 plastic lumber products manufactured by 30 companies based on three criteria: 1). Materials used. 2). Recycled content.

Composite lumber - Wikipedia.Composite lumber is a material that is a mixture of wood fiber, plastic, and some type of binding agent. These ingredients are put together to form a material that is denser, stronger, and heavier than wood alone, a wood-plastic composite. Contents. [hide]. 1 History; 2 Features; 3 Advantages; 4 Disadvantages.

Expanded Sizes - plastic boards, decking materials, plastic wood.To better accommodate our clients' plastic lumber needs, we offer a selection of expanded lumber sizes which are molded by another manufacturer, unlike our Bear Board extruded profiles. While these boards provide many of the same attributes, they do carry a slightly different look and feel, and they also come in different...

Composite or plastic 'lumber' for consumer applications – how green ....Composite Lumber for Consumer & Residential Applications ... For manufacturing, the best options are the use of locally recycled high and low density ... 2. Product installation. Again fossil fuels are used in the transportation to the retailer and the end user with both traditional and composite lumber. Composite lumber has...

How Green Is Recycled Plastic Lumber? | Fox News.Jan 8, 2009 ... Recycled plastic lumber comes in your standard 2x4 and 4x4 planks, but can also be molded into 3-D shapes and curves unseen on the woodcutter's block. ... "The energy used in the manufacture of plastic and plastic wood composites is much higher than that used for manufacturing solid wood products,"...