Jiangsu Dongfang Cable Material Co., Ltd.

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Flame retardant polyethylene sheath material-small diameter control cable

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Flame Retardant Polyethylene Sheath Material

Description

Foreword

Flame-retardant polyethylene sheath material-Small diameter control cable is made of polyethylene resin as the main raw material, adding an appropriate amount of inorganic flame retardants, halogenated flame retardants, antioxidants, lubricants and other processing Auxiliary, granular plastic made by mixing, extrusion and granulation.

Product name, model and purpose

Name	Model	Primary use
Flame-retardant polyethylene sheath material-small diameter control cable	ZRPE (OI≥28)	For small diameter control cables

Performance

Typical mechanical and electrical properties

Experimental Project		Units	Specifications
Melt Flow Rate	≤	g/10min	2.0
Density	≤	g/cm³	1.30
tensile strength	≥	Mpa	14
Elongation at break	≥	%	380
Environmental stress cracking resistance	≥	F₀/h	500
Anti-cracking test (150℃, 1h)		-	No cracking
Low temperature impact embrittlement temperature	≤	℃	-40
High temperature pressure test (110℃, 6h)	≤	%	50
110℃ air oven heat aging for 240 hours
tensile strength	≥	Mpa	13.0
Elongation at break	≥	%	350
Aging 0-1008 hours
Intensity change rate	±	%	25
Rate of change in elongation	±	%	25
Aging 504-1008 hours
Intensity change rate	±	%	15
Rate of change in elongation	±	%	15
200℃ oxidative induction period	≥	min	30
Carbon black content		%	2.5±0.5
Carbon black dispersion	≤	level	3
Low temperature elongation at break, %	≥	%	175
Dielectric Strength	≥	MV/m	20
Volume resistivity at 20℃	≥	Ω.m	1.0×10¹³
Hardness (Shore D)	≥	D	50
Oxygen Index	≥	%	28
Mineral filler content	≤	%	3
Beam burning test B/C category			via

Instructionsp>

If the product needs to be dried before use when the product has a long storage period, it is recommended to use blast drying. It can be discharged by a single screw extruder with L/D≥25. It is better to enter the hot material into the extruder. The plastic temperature is as follows:

Workspace		Zone 1	Zone 2	Zone 3	Zone 4	Zone 5	Zone 6	Zone 7	Zone 8	Zone 9
Temperature °C	ZRPE (OI≥28)	135	140	145	150	155	155	160	165	165

Packaging, Shipping, Storage

1. The inner bag of the product is a polyethylene film bag, and the outer packaging of the small package is packed in a plastic woven bag or a composite bag, and the net weight of each bag is 25± 0.2kg; On the bracket, the net weight of each box is 500 or 600kg, and other packaging and unit net weight can also be used.

2. Transportation and storage

The product shall not be exposed to sunlight and rain during transportation, and shall be kept clean, dry, free from contamination, and kept in a complete package.

The product should be stored in a clean, dry, cool and ventilated warehouse, and the storage period is 6 months from the production date.

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