YHRSMST/A Heat Shrikable Molded Parts
Specifications
1.Shrink ratio: 4:1 (at small end)2.Flame Resistant meets UL224 VW-1
3.Abrasion resistant
4.Waterproof sealing
Test Item |
Test Method |
Typical Value |
expansion strength |
ASTM D2671 |
≥ 10Mpa |
break out elongation |
ASTM D2671 |
≥ 350% |
expansion strength after aging |
ASTM D2671 |
≥ 10Mpa |
break out elongation after aging |
ASTM D2671 |
≥ 300% |
dielectric strength |
ASTM D149 |
≥ 14kV/mm |
Flammability |
ASTM D2863 |
Oxygen Index ≥27% |
water absorption |
ASTM D570 |
≤ 0.5% |
peel off adhesive to PEX |
ASTM D2671 |
≥ 30N/cm |
peel off adhesive to steel |
ASTM D2671 |
≥ 30N/cm |
| Item | Corre- sponding Mil. No.
|
Before heat shrink (a) | After heat shrink (b) | Total length (P) |
Big end length (R) |
Small end length (JO) |
Thickness | ||
| H Big end | J Small end | H big end | J Small end | ±20% (b) |
±20% (b) |
±20% (b) |
±10% (b) |
||
| B0 | 202A111 | 16.5 | 16.5 | 8.5 | 4 | 25 | 14 | 6 | 1.5 |
| B1 | 202A121 | 24.6 | 24.6 | 10 | 6 | 35 | 20 | 10 | 1.6 |
| B2 | 202A132 | 28.4 | 28.4 | 15 | 7 | 50 | 25 | 15 | 1.8 |
| B3 | 202A142 | 31.0 | 31.0 | 19 | 8 | 65 | 35 | 20 | 1.8 |
| B4 | 202A153 | 36.1 | 36.1 | 23 | 9 | 90 | 45 | 35 | 1.8 |
| B5 | 202A163 | 42.7 | 42.7 | 29 | 10 | 100 | 55 | 35 | 2.0 |
| B6 | 202A174 | 60.0 | 60.0 | 38 | 16 | 120 | 60 | 40 | 3.3 |
| B7 | 202A185 | 66.0 | 66.0 | 45 | 20 | 135 | 80 | 40 | 3.3 |
| B8 | 202A196 | 86.4 | 86.4 | 59 | 28 | 170 | 95 | 55 | 3.3 |

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