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Supplier Specification - Grade N121
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Premium tread compounds, improved treadwear, compared to N220 and higher compressed structure.
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Property |
ASTM |
MIN |
MAX |
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Iodine No. mg/g
| D1510 |
116.0 |
126.0 |
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Oil Absorption, cc/100g
| D2414 |
127.0 |
137.0 |
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Toluene Discolouration, %
| D1618 |
85 |
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Heat Loss, %
| D1509 |
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1.0 |
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Tint Strength vs IRB 3#
| D3265 |
116.0 |
125.0 |
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Ash, %
| D1506 |
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0.6 |
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325# Sieve Residue, %
| D1514 |
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0.100 |
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Density, lb/cu ft
| D1513 |
17.0 |
21.0 |
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Fines 5 min, %
| D1508 |
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5.0 |
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Fines 20 min, %
| D1508 |
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8.0 |
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Pellet Crush Strength, avg g
| D3313 |
20 |
60 |
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Pellet Crush Strength, max g
| D3313 |
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65 |
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300% Modulus, vs IRB6 Mpa
| D412 |
1.80 |
4.80 | | |
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