Z Twist Polypropylene Yarn Black Yellow For Submarine Power Cable
PP polypropylene yarn for outer serving submarine power cable
yarn twisted for submarine cable TDS
Color :black,white,yellow
Gridding:uniformity
Softness:high resilience
Wound package:both paper tube and plastic tube
1. Material: 100%Polypropylene
2. Color: black
3. Application: It is used for filler of the flame-retardant, LSOH flame-retardant, fire (oxygen) separated,
LSLH flame-retardant cables, submarine cables
4. Requirement to filler used for the submarine cable:
A) It mustn't absorb the moisture.
B) Its operation temperature should be the same with that of the cable.
C) It should not pollute the environment and do harm to human body in process of wrapping.
D) It should have good tensile strength and certain elongation.
5. Storage: It should be stored in the dry and clean warehouse and the shelf life is 18 months after the manufacturing date.
| Item | Unit | Standard | Remark |
| Linear Density | D | +/-10% | 2.5-3.5mm, |
| Breaking strength | g/D | 3.5 | |
| Twist | Z | ||
| Twist per meter | TPM | 10-55 | |
| Breaking elongation | % | <20 | |
| Hot Shrinkage rate | % | 3 | 100℃ * 1min |
PP filler material:
| pp rope Specificatioms | ||||
| pp rope Item | Unit | pp rope standard | Remark | |
| Fineness | D | specification±8% | 18000D-27000D | |
| pp rope Breaking | g/d | >3.5 | ||
| pp rope tenacity | ||||
| Tensibility | % | <20 | ||
| shrinkage | % | <10 | 120*30min | |
| in hot air | ||||
| Appearance | Natural Color or White,color | |||
| obvious stations | ||||
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