Brass Extrusion
Brass Extrusion
Brass Extrusion
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BRASS EXTRUSION<br />
Frank Cartledge<br />
CERRO EXTRUDED METALS LTD
CERRO PRODUCTS<br />
CERRO EXTRUDED METALS LTD
The role of extrusion<br />
RECYCLED<br />
SCRAPS<br />
SCRAP<br />
MELTING<br />
BILLET<br />
CASTING<br />
BILLETS<br />
METAL<br />
ADDITIONS<br />
CERRO EXTRUDED METALS LTD<br />
COILS OR<br />
BARS<br />
EXTRUSION<br />
COLD<br />
DRAWING<br />
STRAIGHTEN<br />
DESPATCH<br />
METAL<br />
FABRICATORS
The extrusion process<br />
Container + Die + Temperature + Pressure<br />
pressure disc<br />
container<br />
CERRO EXTRUDED METALS LTD<br />
billet<br />
product
A 2000 tonne extrusion press<br />
CERRO EXTRUDED METALS LTD
What does extrusion offer ?<br />
• Near net shape.<br />
• Good dimensional consistency.<br />
• Flexibility/Fast change process.<br />
• Homogeneity.<br />
• Internal soundness<br />
CERRO EXTRUDED METALS LTD
The two basic extrusion modes<br />
Indirect <strong>Extrusion</strong> Direct <strong>Extrusion</strong><br />
CERRO EXTRUDED METALS LTD
The key to internal soundness<br />
CERRO EXTRUDED METALS LTD<br />
shell discard<br />
extruded product
Process controls give consistency<br />
• Billet temperature.<br />
• Container and tooling temperature.<br />
• <strong>Extrusion</strong> speed.<br />
• Die size and condition.<br />
• Die lubrication.<br />
• Take-up speed<br />
CERRO EXTRUDED METALS LTD
Cold drawing<br />
Extruded bar Drawn bar<br />
CERRO EXTRUDED METALS LTD<br />
Draw die
Product refinement by drawing<br />
• Improved dimensional control.<br />
• Improved surface finish.<br />
• Adjust mechanical properties.<br />
• Straighter bars.<br />
CERRO EXTRUDED METALS LTD
The cost effective solution<br />
• Re-cycled materials.<br />
• Massive metal deformation.<br />
• Near net shape.<br />
• Quality characteristics adjusted to<br />
suit the application.<br />
• Consistent quality and performance.<br />
CERRO EXTRUDED METALS LTD
Range of profiles<br />
CERRO EXTRUDED METALS LTD