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Contact SupplierRUBBER THREADS IN BOBBINS
Rubber threads in finer counts are used in the manufacture of socks, medical nettings etc. Conventionally rubber threads are sold in ribbon form, but these industries need rubber threads in single strands wound on bobbins. Normally fine count threads like C44 to C90 are the ones which are sold as bobbins. Rubfila is a major supplier of rubber threads in bobbin form catering to these niche segments.
| SPECIFICATIONS | ||||||
| CHARACTERISTICS OF RUBFIL THREADS | ||||||
| VARIETY | COUNT | GREEN MODULUS 300% (Mpa) | TENSILE STRENGTH (Mpa) | ELONGATION AT BREAK (%) | SCHWARTZ VALUE (Gms/Sq.mm) | HEAT RESISTANCE (%) |
| STANDARD | 20-28 | 2.0-3.5 | >20 | >650 | >100 | 50 |
| 30-48 | 3.0 – 4.0 | >25 | >650 | >100 | 50 | |
| 50-68 | 3.0 – 4.5 | >25 | >650 | >100 | 50 | |
| 70-90 | 3.0 – 4.0 | >25 | >700 | >100 | - | |
| FURNITURE GRADE | 20 - 28 | 3.0 – 4.5 | >28 | >650 | >110 | 50 |
| FOOD GRADE | 20 - 32 | 2.75 -3.50 | >20 | >700 | >100 | - |
| FISHING GRADE | 11 – 19 | 1.5 – 3.0 | >15 | >650 | >100 | - |
| DIAPER GRADE | 38-50 | 2.5-3.5 | >25 | >700 | >100 | 50 |
| SUPER HEAT RESISTANT | 34 - 40 | 3.0 – 3.5 | >30 | >675 | >135 | 85 |
| Tolerance | ± 3% | -10 | ||||
| GEOMETRICAL CHARACTERISTICS AND LENGTHS OF BARE RUBBER THREADS | ||||||
| Count | Diameter in mm | Section Area (mm)2 | Density (Max) | Length in M/Kg (Metric Yield) | Length in Yds/lb | |
| 12 | 2.12 | 3.53 | 1.02 | 288 | 143 | |
| 14 | 1.81 | 2.57 | 1.02 | 395 | 196 | |
| 16 | 1.59 | 1.99 | 1.02 | 512 | 254 | |
| 18 | 1.41 | 1.56 | 1.02 | 630 | 313 | |
| 20 | 1.27 | 1.27 | 1.02 | 780 | 387 | |
| 24 | 1.06 | 0.88 | 1.02 | 1120 | 556 | |
| 26 | 0.98 | 0.75 | 1.02 | 1311 | 651 | |
| 28 | 0.91 | 0.65 | 1.02 | 1520 | 754 | |
| 30 | 0.85 | 0.57 | 1.02 | 1750 | 868 | |
| 32 | 0.79 | 0.49 | 1.02 | 1990 | 987 | |
| 34 | 0.75 | 0.44 | 1.02 | 2250 | 1116 | |
| 36 | 0.71 | 0.4 | 1.02 | 2520 | 1250 | |
| 38 | 0.67 | 0.35 | 1.02 | 2800 | 1389 | |
| 40 | 0.64 | 0.32 | 1.02 | 3100 | 1538 | |
| 42 | 0.6 | 0.28 | 1.02 | 3610 | 1791 | |
| 44 | 0.58 | 0.26 | 1.02 | 3750 | 1860 | |
| 46 | 0.55 | 0.24 | 1.02 | 4104 | 2038 | |
| 48 | 0.53 | 0.22 | 1.02 | 4469 | 2219 | |
| 50 | 0.51 | 0.2 | 1.02 | 4850 | 2406 | |
| 52 | 0.49 | 0.19 | 1.02 | 5435 | 2696 | |
| 54 | 0.47 | 0.17 | 1.02 | 5660 | 2808 | |
| 56 | 0.45 | 0.16 | 1.02 | 6083 | 3020 | |
| 60 | 0.42 | 0.14 | 1.02 | 6990 | 3467 | |
| 63 | 0.4 | 0.13 | 1.02 | 7698 | 3822 | |
| 65 | 0.39 | 0.12 | 1.02 | 8200 | 4068 | |
| 70 | 0.36 | 0.1 | 1.02 | 9510 | 4718 | |
| 75 | 0.34 | 0.09 | 1.02 | 10920 | 5417 | |
| 80 | 0.32 | 0.08 | 1.02 | 12440 | 6171 | |
| 90 | 0.28 | 0.06 | 1.02 | 15740 | 7808 | |
| Tolerance | ± 3% | ± 3% | ± 5% | ± 5% | ± 5% | |