SIAM CASTING POWDERS LTD.
HIGH QUALITY INVESTMENT POWDERS
AND CASTING EQUIPMENT

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Technical data
Siam Casting Powders Ltd
Jewellery Trouble Shooting
Casting problems
Mould Rubber problems
Wax Pattern problems
Mixing Guide
Burn Out
Casting Temperature Guide
Melting point and specific
gravity of jewellery alloys
Comparative Weights
and Measures
 
    TECHNICAL DATA Technical data
Casting Temperature Guide
Important: Metal pouring temperature will vary slightly depending upon particular alloy used.
Flask casting temperature will dependupon the type of casting.
 

Metal Melting Pouring Temperature Flask Casting Temperature Metal to Wax Ratio
Aluminium 750 - 800 200 - 500 2.5 : 1
Silver 950 - 1050 450 - 600 9 : 1
Hoballoy Brass 950 - 1050 580 - 650 10 : 1
9ct Gold Y 940 - 1040 500 - 600 11 : 1
9ct Gold W 970 - 1070 500 - 600 11 : 1
14ct Gold Y 900 - 1000 500 - 600 14 : 1
14ct Gold W 1150 - 1250 500 - 600 14 : 1
18ct Gold Y 940 - 1040 500 - 600 16 : 1
18ct Gold W 1025 - 1125 500 - 600 16 : 1
22ct Gold Y 1000 - 1150 600 - 700 18 : 1
Silicon Bronze 1010 - 1230 475 - 550 10 : 1
Beryllium 1010 - 1120 400 - 475 10 : 1
Platinum (Pure) 1800 - 1900 870 - 970 21 : 1

 
     
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Siam Casting Powders LTD., 185 Moo 5 Salaya Bhudhamontol Nakhonprathom 73170 Tel: +66 34 246 037 to 8 Fax: +66 34 246 039 Mobile: +66 86 321 2416, +66 86 321 2417
Email: scp@siamcastingpowders.co.th © Copyright 2002-2011 All rights reserved by Siamcasting.com