Evolución del reciclaje en España

Materials Testing: Rockwell Hardness Test

The video show the user how to use the Rockwell Hardness tester in the Material Testing lab (KH3118)

What is OTHER?

Our seventh and final installment of the "What is ...?" plastic resin identification code series. Learn more about those plastics marked with a "7," and the answer to why there are only 7 plastic categorizations.

What is PS?

Polystyrene (PS) is marked with the resin identification code of 6. Watch as we perform the Cinder Block Drop Test on PS, LDPE and a tray of delicious peanut brittle.

What is PVC?

Polyvinyl Chloride (PVC) is marked with the resin identification code of 3. PVC has gotten a bad rap, so we decided to write a rap about it. Is PVC the poison plastic? It depends. Watch to learn why.

What is PET?

PET is marked with the resin code of 1. PET is everywhere and in the textile industry is known as ... polyester. PET is safe for food contact products and you'll be amazed at what gets packaged in PET plastic.

What is PP?

Polypropylene (PP) is a type of plastic with a high resistance level to heat. It is also incredibly resistant to fatigue. Watch how Captain Polypro and P-E-T Man stack up when submerged in boiling water.

What is LDPE?

LDPE is marked with the resin identification code of 4. LDPE is flexible, tough, and almost unbreakable. It's perfect for products that need a good squeeze like mustard, honey, eye drops and more.

What is HDPE?

High density polyethylene, or HDPE for short, is one of the most pervasive plastic types. It has an excellent resistance to chemicals, making it the go-to plastic for detergents and cleaners.