Water blocking Yarn for cable

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Waterblocking Yarn : Be used for communication cable、optical cable 、

Description:

The Star Material Water Blocking Yarn is made out of non-corrosive substances (without acids and alkalis), has fast water absorbing speed, high tensile strength and has good heat-resistance characteristics. This yarn is mainly used in communication cables, optical cables, power cables and marine cables for the purpose of binding, tightening and blocking water.

it have waterproof moistureproof function.

性能指标/ property	单位/unit	型号/Specification				测试方法/Test method
性能指标/ property	单位/unit	SY－ZSS1.0	SY－ZSS2.0		SY－ZSS3.0	测试方法/Test method
线密度/line density	m/kg	1000±100	2000±200	3000±300		SYtest 15/ISO2060
抗张强度/tensile strength	N/cm	≥200	≥150	≥110		SYtest 16/ISO2062
断裂伸长率/elongation	%	≥15	≥15	≥15		SYtest 16/ISO2062
膨胀速率/swelling speed	ml/g/ min	≥60	≥55	≥50		SYtest 17
膨胀率/swelling rate	ml/g	≥65	≥65	≥50		SYtest 18
短期稳定性/short term stability	℃	228	228	228		SYtest 5
长期稳定性/long term stability	℃	150	150	150		SYtest 6/IEC 216
含水率/moisture content	%	＜9	＜9	＜9		SYtest 7/ISO 287

Q: Engineering materials inspection, all types of cable wires should be issued a test report?: LCD TV can not be connected to the top of the box and DVD reasons: the connection line is wrong, you need to re-connect the video cable or high-definition multimedia interface line, component color line. . the first audio and video cable to DVD and LCD TV ("video 1" or "DVD" signal source); . Moreover, the set-top box and LCD TV (HDMI1 . the LCD TV, DVD and set-top box power are open; . according to the source selection, if you want to watch the DVD program, put the signal source to switch to the "high-definition multimedia interface cable (HDMI cable) Video 1 ", if it is to see the set-top box program, put the signal source to switch to" HDMI1 ". . so that put DVD and set-top boxes are also connected to the TV.

Q: Apple phone display cable or accessories not certified how to do: The control cable transfers the electrical energy from the power distribution point to the power supply lines of the various electrical equipment The rated voltage of the power cable is generally 06 / 1kV and above, the control cable is mainly 450 / 750V The same specifications of the power cable and control cable in the production, the power cable insulation and sheath thickness than the control cable thick

Q: The data line is my online to buy the extension of the line, has been able to use, and today suddenly can not charge the electricity, and pop up the tips, which is why? More: This situation generally have to extend the line triangle can link the ground, the two feet when you use the foot to feel the foot, and step on the bench as long as the non-conductive feel. No seriousness

Q: What machinery is required to make wire and cable?: Pouring concrete when you can line? Do you clear the problem?

Q: IPadmini. The latest version 7.1.1 up in the morning to see the non-stop display this cable is not certified does not support this feature. The The Charger original. Not on the computer charge. The Ask God to answer more: Data line problem, it may be the data line to the bad, caused by poor contact. For the sake of the root

Q: Rt, the charger did not change, has been no problem before, today just plugged into the charger, the results appear as if the problem, before the out of this problem, and now only ipad power off after the power can not be charged, and ipad start , Then immediately prompted the title, can not charge more: The proportion of the cross-sectional area of the cable through the embedded pipe is 20%

Q: How to determine how much wire and cable should be used, the current load and how the corresponding wire, such as 4BV, under what circumstances, YJV240 what circumstances, the load is much more: According to the control cable and the power of the different layers of laying, if the power cable to be multi-layer need to have 300mm spacing (or load capacity is large enough), if it is control cable, casually laying, if the laying of power cable laying below Layer, above the laying of control cable, but not too much affect the power cable cooling. If the high-voltage cable and low-voltage cable in principle do not allow common laying.

Q: Wire and cable CCC product consistency is what: PVC line, the market is better with plastic, plastic, . Wantong, etc., if only home improvement, then the brand requirements do not need so high. Small brands are the same, we see the quality. Network cable, then preferred Ann or TCL.

Q: Decoration when the purchase of water pipes, wires and other items included in the account: KVV is the control cable, generally do industrial control; and RVS is twisted pair, generally used for weak system, to eliminate the interference requirements of the occasion, such as two-wire bus system, specifically, the electrical fire bus more Such as RS485 bus and so on.

Q: This cable or accessory has not been certified and may not be able to work with this iphone reliably: Multi-core cable should be cable number, if not, should first use the table to find and put on the line with the tube.

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