Low-smoke, low-halogen and flame retardant PVC compound

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: 3000 Tons kg/month

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Low-smoke, low-halogen and flame retardant PVC compound

I. Type and application

Type	Product	Application and Cable Specification
DJ-70N	70℃Low-smoke, low-halogen and flame retardant PVC insulating compound	Insulation of flame retardant wires and cables which operation temperature is at 70℃ with the demand of low-smoke, low-halogen
DH-70N	70℃Low-smoke, low-halogen and flame retardant PVC jacket compound	Jacket of flame retardant wires and cables which operation temperature is at 70℃ with the demand of low-smoke, low-halogen
DJ-90N	90℃Low-smoke, low-halogen and flame retardant PVC insulating compound	Insulation of flame retardant wires and cables which operation temperature is at 90℃ with the demand of low-smoke, low-halogen
DH-90N	90℃Low-smoke, low-halogen and flame retardant PVC jacket compound	Jacket of flame retardant wires and cables which operation temperature is at 70℃ with the demand of low-smoke, low-halogen

II. Product description

Low-smoke, low-halogen and flame retardantPVC compound for cables and wires, based on PVC resin, is made into granula byspecial technology with adding special plasticizer, stabilizing agent, flameretardant, smoke suppressant, HCL absorber and other special agents. Thecompound has well performance of flame retardant. It has low smoke and lowburst size of HCL when burning. The produced wires and cables have 60% lighttransmittance. The products meet various special requirements, UV stable,environment friend (RoHs, REACH, PAHs, chlorinated alkanes free, phthalate free, and etc.), sub-shine and fogsurface, rodent-repellent, termite-repellent, and etc.

III. Processing

It is recommended that compound should beprocessed with common extruder having a minimum L/D ratio of 20. Non-specialrequirements of equipment and processing are needed.

The following temperature(℃)profile of extruder is recommended:

Zone	Zone 1	Zone 2	Zone 3	Zone 4	Head	Die
Temperature ℃	140	160	170	175	180	175

IV. Storage and transport

Packaging：25kg/bag， PE membrane inside bag and Kraft outsidebag.

Storage andtransport: Avoiding in direct sunlight and weathering. The storage place shouldbe in clean, cool, dry, and ventilated conditions.

Ⅴ、Properties

Table

Item		Unit	Standard Value
Item		Unit	DJ-70N	DH-70N	DJ-90N	DH-90N
Tensile Strength		≥ MPa	15.0	15.0	16.0	16.0
Elongation at Break		≥ %	150	180	150	180
Impact Brittleness Temperature		℃	-15	-20	-15	-20
Volume Resistivity, at 20℃		≥ Ω﹒m	1.0×10¹¹	1.0×10⁹	1.0×10¹¹	1.0×10⁹
Volume Resistance at working temperature	Temperature	℃	70±1		90±1
Volume Resistance at working temperature	Volume Resistance	≥ Ω﹒m	1.0×10⁸		1.0×10⁸
Dielectric Strength		≥ MV/m	20	18	20	18
Hot Deformation		≤ %	40	50	40	50
Thermal Stability Time at 200℃		≥ min	60	60	80	80
Oxygen Index		≥	30	30	30	30
Thermal Aging
Aging Temperature		℃	100±2	100±2	100±2	100±2
Aging Time		h	168	168	240	240
Tensile Strength after aging		≥ MPa	15.0	15.0	16.0	16.0
Variation on Tensile Strength		%	±20	±20	±20	±20
Elongation at Break after aging		≥ %	150	180	150	180
Variation on Elongation at Break		%	±20	±20	±20	±20
Loss of Mass after aging		≤ g/m²	20	23	15	15
Burst Size of HCL		≤ mg/g	100	100	100	100
Smoke Density (NBS method, non flaming condition)		≤	300	300	300	300
Smoke Density (NBS method, flaming condition)		≤	300	300	300	300

Q: How does an olive net help with harvesting olives?: An olive net helps with harvesting olives by creating a barrier underneath the olive tree, which catches the falling olives as they are shaken or raked from the branches. This prevents the olives from hitting the ground and potentially getting damaged, allowing for a more efficient and cleaner harvest.

Q: Can olive nets be used in hilly or uneven terrains?: Yes, olive nets can be used in hilly or uneven terrains. The nets are designed to be adaptable and can be adjusted to fit the contours of the land.

Q: Can olive nets be used in high-density olive orchards?: Yes, olive nets can be used in high-density olive orchards. Olive nets are commonly used to protect the olives from birds and other pests during the harvesting season. They can be installed in high-density orchards to cover the trees and prevent damage to the fruit, ensuring a successful harvest.

Q: How do olive nets affect the ripening process of olives?: Olive nets help in the ripening process of olives by providing a protective barrier from birds and other animals, reducing the risk of damage or loss. This allows the olives to mature and ripen undisturbed, resulting in better quality and higher yield during harvesting.

Q: How do you choose the right size of olive net for your olive trees?: To choose the right size of olive net for your olive trees, you should consider the dimensions of your trees and their spacing. Measure the height, width, and circumference of your olive trees to determine the appropriate size of netting that can cover them fully. Additionally, ensure that the netting has enough depth to allow for a comfortable fit around the trees.

Q: Are olive nets cost-effective compared to other methods?: Yes, olive nets are generally considered cost-effective compared to other methods of harvesting olives. These nets are reusable and require minimal maintenance, reducing the need for labor and equipment. Additionally, they help prevent olives from falling to the ground and getting damaged, leading to a higher yield and better quality of olives.

Q: How do olive nets facilitate the collection of fallen olives?: Olive nets facilitate the collection of fallen olives by providing a protective layer underneath the trees. These nets are spread out on the ground, creating a barrier that catches the olives as they fall from the trees. The nets prevent the olives from coming into contact with the soil or getting lost among the foliage, making it easier to gather them in large quantities. This method also helps to minimize damage to the olives, ensuring a higher quality harvest.

Q: Are olive nets resistant to UV rays?: Yes, olive nets are typically resistant to UV rays. They are designed to withstand sun exposure and protect the olives from damage caused by prolonged exposure to UV rays.

Q: Can olive nets be used to protect against wind damage?: No, olive nets are primarily used to protect olive trees from birds, not wind damage.

Q: Can olive nets be used for other types of crops?: No, olive nets are specifically designed and used for protecting olive trees and harvesting olives. They may not be suitable for other types of crops due to variations in plant size, shape, and harvesting methods.

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