Plastics

Post on 23-Feb-2016

45 views 0 download

Tags:

description

Plastics. Ordering – Contract Requirements. Clients Request Concrete Underlay. Ordering – Contract Requirements. Statutory Requirements - Water. Statutory Requirements - Water. Statutory Requirements - Water. Statutory Requirements - Water. Statutory Requirements - Water. - PowerPoint PPT Presentation

Transcript of Plastics

Plastics

Ordering – Contract Requirements

• Clients Request– Concrete Underlay

Ordering – Contract Requirements

Statutory Requirements - Water

Statutory Requirements - Water

Statutory Requirements - Water

Statutory Requirements - Water

Statutory Requirements - Water

Statutory Requirements - Water

Statutory Requirements - Gas

AS 3000 - Electrical

• Conduits

AS 3000 - Electrical

• Wiring Requirements

AS 3000 - Electrical

Manufacture of Plastics

Compression Moulding

Extrusion Moulding

Extrusion Blow Moulding

Degradation of Plastic

• UV Degradation – Unless UV Stabilised– UV Radiation breaks chemical polymer bond– Evaporates– Becomes Thinner– Will Fail

Degradation of Plastic

• UV Degradation Avoidance– Use UV Stabilised Products• Added during manufacture

– Paint with External UV Protected Acrylic Paints• Solar Guard• Weathersheild

– Avoid Solvent based Paints

Degradation of Plastic

• Constant Exposure to high Temperatures

• Break Polymer Chains

• Stabilizers will make plastic resistant to heat