Plastic moulding experiments—Idea for a "craft" the boys could make for Outward Bound Auction next year (placemats or hot pads).
Design and Fabrication of a Pneumatically Operated Injection Plastic Moulding Machine: Mechanical Engineering Project | Books, Kindle eBooks, Kindle Store, Sciences, Technology and Medicine, Education, Society and Social Sciences | Best news and deals
I always thought paper bags were a decent alternative to plastic when I forget my reusable bags.
The most popular methods for mass producing plastic parts are the FRP and injection Moulding. Plastic Moulding is an extremely versatile method of producing parts and products. The multiple advantages of FRP Moulding and injection Moulding have established them as the preferred processes for parts manufacturing.