Document 2J73mEYaKbQ0gk644nY3pxQw6
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SUPERS! FURNACE BLOCKS (PLAIN) SUFEREX FURNACE BLOCKS (SHICATKD)
Insulations 0(VISION
IKC. NO.
132-1;
V. QUALITT REQUIREMENTS:
Notei Values determined on Superex Furnace Block (Plain) except as noted. I
A. Density (lbs/cu ft)
Desired Maximum Maximum
-- 21i# - 27#
B. Modulus of Rupture (pel)
WrHimnn
_
C. Abrasion Loss (percent)
60
1* 10 min. 2i 20 min.
- liO maximum 70 maximum
D. Hardness (rn.nu by Flastometer) As Received
Plain
Silicated
0,75 max. (avg. 5 samples)
0.1; max. (avg. 5 samples) 0*5 max. (individual)
E. Change after Soaking Heat
1. Hardness (It hrs. at 1900F) -- 0.9 m.m. ma-HrmTM 2. Loss in Neight (21; hro. at 1900F) 103> maximum
to
F, linear Shrinkage (percent) (Tested on Unsilicated Block)
1. Alter 2it hrs. at 1900F -- 35^ maximum
6%G. Magnesia Content -
optimum
VI. PACKAGING:
Cases or cartons. Cases when sawdust is used.
return to RESEARCH
E1EE ROOM
It
IS
Note: Trapezoidal Blocks for American Brake Shoe Co. (1;* thick x 6* x $-1/8*) shall be packaged 12 pcs. per 11-5/8 x 12-1/2 x 36-l/V* carton.
Por additional packaging information consult Packaging Specification Magnesia and Superex U32-5*
IS
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Change in title and specification number. Addition of specification for Magnesia Content
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Tolerance Superex Blocks*
pecial ^-15-58