Server: Netscape-Enterprise/2.01 Date: Sat, 15 Nov 1997 18:42:19 GMT Accept-ranges: bytes Last-modified: Thu, 06 Nov 1997 15:14:23 GMT Content-length: 7852 Content-type: text/html Press Release

Jim Herzog
412-255-9825

IMPROVED CRNO CORE LOSS ANNOUNCED

PITTSBURGH, PA, October 1, 1997 ..Here is good news for Armco Inc.'s [NYSE: AS] electrical steel customers: maximum core loss limit guarantees have been reduced substantially for most thicknesses on all nonoriented electrical steel grades. These reductions mean Armco Nonoriented Electrical Steels set a new industry standard for maximum core loss guarantees. And this means you can meet, or even surpass, the ever-increasing efficiency demands facing you in today's marketplace. Here are the new maximum core loss levels you will receive from Armco:

Core Loss Limits for Fully Processed Nonoriented Electrical Steels at 60 Hz* (ASTM A 677)
Armco Grade

15 kG

0.014"

0.0185"

0.025"

(29 gage)

(26 gage)

(24 gage)

Old

New

Old

New

Old

New
DI-MAX M-15 1.45 1.45 1.68 1.60 --- ---
DI-MAX M-19 1.58 1.55 1.74 1.65 2.08 2.00
DI-MAX M-22 1.68 1.60 1.85 1.80 2.18 2.10
DI-MAX M-27 1.80 1.75 1.90 1.90 2.25 2.25
DI-MAX M-36 1.90 1.85 2.05 2.00 2.40 2.35
DI-MAX M-43 2.00 1.95 2.30 2.10 2.70 2.50
DI-MAX M-45 2.20 2.05 2.80 2.40 3.20 2.75
DI-MAX M-47 --- --- 3.05 2.80 3.60 ---
3.20*As-Sheared, 50/50

Core Loss Limits for Semi-Processed Nonoriented Electrical Steels at 60 Hz* (ASTM A 683)
Armco Grade

15 kG

0.0185"

0.025"

(26 gage)

(24 gage)

Old

New

Old

New
DI-MAX M-43 1.60 1.55 2.00 2.00
DI-MAX M-47 1.80 1.65 2.20 2.10
*Anti-Stick Coating, QA, 50/50

How can we make core loss reduction guarantees of these magnitudes? By continuing to improve every aspect of our process control and product consistency. Coil after coil, you're assured of this unparalleled magnetic quality. These core loss levels mean Armco Nonoriented Electrical Steels set a new industry standard of excellence. You and your electrical designs should benefit greatly.

For the most up-to-date information on the full line of Armco Nonoriented Electrical Steels (grades M-15 through M-47), we've just released a new Armco Nonoriented Electrical Steels Brochure. It provides complete magnetic, mechanical and physical properties (including the full range of guaranteed maximum core loss levels); surface insulation availability and application; and annealing procedures.

In addition, we've developed the Armco Nonoriented Electrical Steel Core Loss Spread Sheet. This helpful design tool is available to you on a 3.5" disk in two convenient formats: Lotus 1-2-3 and Excel. For your brochure and spread sheet disk, just call, fax or write our office. We'll rush them to you.