LOW COMPRESSION SET COMPOUNDS
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LOW COMPRESSION SET COMPOUNDS |
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| Compression Set @ 22 hrs. | ||||||||||
| Shore A | M100 | Tb | Eb | MFR | Ps | R.T. | 70oC | 100oC | 120oC | |
| Product Code | (Hs) | (psi) | (psi) | (%) | (230 C) | (%) | (%) | (%) | (%) | (%) |
| LC-62306 | 6 | 14 | 450 | 1,200 | 23 | 2 | 19 | 41 | ||
| LC-61550 | 50 | 160 | 1,334 | 1,070 | 15 | 8 | 37 | 53 | ||
| LC-60060 | 60 | 203 | 2,074 | 790 | 0.03 | 7 | 16 | 27 | 38 | |
| LC-60061 | 61 | 218 | 1,900 | 780 | 0.12 | 8 | 28 | 38 | ||
| LC-60062 | 62 | 218 | 2,016 | 740 | 0.01 | 7 | 14 | 28 | 40 | |
| LC-60063 | 63 | 246 | 1,697 | 730 | 0.08 | 8 | 26 | 39 | ||
| LC-60065 | 65 | 276 | 1,494 | 700 | 0.07 | 8 | 25 | 38 | ||
| LC-60165 | 65 | 232 | 1,595 | 870 | 0.32 | 28 | 36 | 59 | ||
| LC-60366 | 66 | 261 | 2,146 | 950 | 2.9 | 13 | 39 | 52 | ||
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typical mold shrinkage values
(%)
Shore
Value:
1 A 2.1 – 3.5 2.1 – 3.0 18 A 1.8 – 2.0 1.8 – 2.0 40 A 1.4 – 1.5 1.4 – 1.5 60 A 1.3 – 1.4 1.4 – 1.5 80 A 1.1 – 1.2 1.3 – 1.4
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suggested startup conditions
Shore A 20 or below
Rear Zone: 285 - 355 F Front Zone: 325 - 395 F Nozzle: 325 - 395 F Mold: 70 - 90 F Back Pressure: 50 - 150 psi |
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Shore A 20 – 40
Rear Zone: 325 - 345 F Front Zone: 345 - 365 F Nozzle: 365 - 385 F Mold: 50 - 90 F Back Pressure: 25 - 75 psi |
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Above 40A
Rear Zone: 360 - 380 F Front Zone: 390 - 410 F Nozzle: 420 - 430 F Mold: 100 - 140 F Back Pressure: 80 - 150 psi |