XH-21A CHLORINATED POLYETHYLENE (CPE) COMPOUND FOR 85℃ NORMAL NO FLAME-SPREAD RUBBER JACKET
I.PRODUCT FEATURES:
Our company can manufacture XH-21A CPE jacket material after many experiments and tests. After continuous curing, all properties of this rubber cable jacket can meet and surpass the Standard No. GB7594.5.
II. KEY TECHNICAL PROPERTIES:
| NO | Test Items | Values | |
|---|---|---|---|
| 1 | Before ageing test | 1.1 Elongation at break(%) | ≥300 |
| 1.2 Tensile strength(MPa) | ≥10 | ||
| 2 | After Oven ageing test | 2.1 Test condition | 100±2≥/240h |
| 2.2 Tensile strength rate(%) | ±30 | ||
| 2.3 Middle range of elongation at break(%) | ≥250 | ||
| 2.4 Elongation at break rate(%) | ±40 | ||
| 3 | Oil-proof test (IRM902 oil ) | 3.1 Test condition | 100±2≥/24h |
| 3.2 Tensile strength rate(%) | ±40 | ||
| 3.3 Elongation at break rate(%) | ±40 | ||
| 4 | Heat extension test | 4.1 Test condition, 200±3≥/15min | 0.20N/mm2 |
| 4.2 Loading elongation rate(%) | ≥175 | ||
| 4.3 Permanent deformation after cooling(%) | ≥15 | ||
| 5 | Oxygen index OI | ≥35 | |
Standard No.：GB7594.9-87
III. MAIN APPLICATION:
This product can be used to manufacture normal cable jacket which its conductor allowable work-temperature can stay at 85℃ for a long-term. It has a certain oil-resistance,heat resistance,cool-resistance,weather resistance and excellent flame-resistance,also it can be used to manufacture ship cable jacket directly and substitute CR rubber compound completely.