Document ym0Ld52NzN4Qk4mqDkgOn4yqE
23 2
m
g
mfs
C--
^ o5 oH
finished product
SPECIFICATION
X SPECIAL TOLERANCE BLOCKS
IBa 43->X
SUPEREX BLOCKS OR MX-191S
SIUCATED SUPEHEI BLOCKS 42'
1.
I. MANUFACTURING POINTS:
Manville Waukegan Redwood City
II. DESCRIPTIO^NS
t
# Jo
MX-1915 Silicated Superex Blocks are standard Superex cut to the required size and treated with a solution of silicate of soda in accordance with approved Manufacturing Specifications.
HI. SIZES AW? LIMITATIONS:
A. Length 2l*a maximum
B. Widths
1. Flat Blocks 2. Tapered Blocks
- 3> 6, 9 and 12 inches - 6 and 9 inches
C. Thickness
1. Flat Blocks 2. Tapered Blocks
- 3" - U" incl. - U"
D. Minimum Radius for Full U" Thickness Tapered Blocks
Manville & Waukegan Redwood City
- IsO* - 99*
17. PRCDUCT AID INSPECTION STANDARDS:
A. Appearance
1. Cracks
Surface cracks are allowable to the extent shown by Std. Samples, approved by the Sales Department 12-5-50. Cracks shall not be more than l/hm in depth and must be of a nature that will not promote flaking of the material away from the edges of the block.
'OHM ROUT RtMTED IN U.t.A.
Part of page 1 spec, entitled "MX-1915 Silicated Superex Blocks'*
issued ii-2li-5l.
bats laauco
2-13-53