The inserts in the rotor die that are contacted by the liquid copper need to be fabricated from Hayes Alloy 230 and pre-heated and operated above 600oC. The supporting die holder can be fabricated from conventional die steels such as H-13 or 4140.

The chemical composition of the Hayes Alloy 230 is shown in Table 7.2.1.

Ni	Cr	Al	W	Co	Mo	C	Fe	Si	Mn	La
47.3	22	0.3	14	5 max	2	0.1	3 max	0.4	0.5	0.02

Table 7.2.1: Chemical composition of the Hayes Alloy 230 (in wt%)

Contact information for Hayes International, the producer of Hayes Alloy 230, is shown in Table 7.2.2.

Company Name	Contact Person	Location	Phone Number	Web Site
Haynes International	Dr. V. Ishwar	North America, Europe & Asia	+1-765-456-6253	www.haynesintl.com

Table 7.2.2: Contact information for Haynes International

<< back  |  next >>