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7069-
E
7068-
E (21-03-2013)
natural (nr)
BLAST.
I
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TECHNICAL SPECIFICATIONS BLAST
SPECIFICATION ASTM D2000 : 2AA420A13F17
POLYMER: Natural Rubber (NR)
ASTM DESCRIPTION
VALUE
SPECIFIC GRAVITY (gr/cc)
1.14
D2240
HARDNESS (Shore A)
40
D412
TENSILE (psi)
2000
min.
ULTIMATE ELONGATION (%)
400
min.
D2137
COLD TEMPERATURE
-40
0
C min.
D395B
COMPRESSION SET
22
hrs @ 70
0
C
50%
max.
D573
HEAT AGING
70
hrs @ 70
0
C
Changed
Hardness: +/- 5 points max.
Tensile: +/- 30% max.
Elongation: -50% max.
TEMPERATURE RANGE (general guideline)
-20
0
to 180
0
F
(-29
0
to 82
0
C)
Maximum pieces per roll : 2
Minimum piece length : 10’
Width tolerance : -0 / +1’’
Length tolerance : 1/16’’ to 1/2’’ +/- 10% (5/8’’ to 1’’ + 10%, Min. 10’)
Material is within RMA commercial gauge tolerances.
Please ensure the product meets your application specification prior to order placement.
Specifications are subject to change without notice. The website version prevails.