Flexible Flame Retardant High Voltage Sleeve

• Customization: Available
• Certification: RoHS
• Color: Red/Yellow/Green/Black etc.
• Model NO.: W-BT
• Usage: Optical Cable
• Material: PE
• Type: Heat Shrinkable
• Sample: Available
• Operating Temperature: -40~125c
• Feature: Environmental Friendly, Flexible,Flame Retardant
• Transport Package: Standard Package
• Origin: China
• Production Capacity: 100000
• Package Size: 45.00cm * 45.00cm * 40.00cm
• Package Gross Weight: 15.000kg

Product Description

Product Description

Materials: Corss-linked modified polyolefin
˙Operating temperature range:-40ºC~125ºC
˙Contraction temperature:: above 70ºC
˙Contraction ratio:: 2:5:1
˙Features: High-voltage resistance, corrosion resistance, high insulation
˙Applications: Suitable for insulation protection for transformer station buses and high/low voltage switch cubicle buses;
compacts the structure of the switch cubicle (reduces the distance in between) and prevents accidental short circuit incidents.

Item	Test method	Indicator	Values
Tensile strength	ASTM D2671	≥10MPa	15.4MPa
Elongation at break	ASTM D2671	≥450%	583%
Tensile Strength After Aging	ASTM D2671/136°C/168h	≥10MPa	14.2MPa
After aging the tensile elongation at break	ASTM D2671/136°C/168h	≥400%	541%
Thermal Shock	200°C±3°C/4h	Without dripping, flowing or crack	Passed
Low temperature flexibility	ASTM D2671/-40°C/4h	No cracking	No cracking
Breakdown strength	ASTM D2671	≥19kV/mm	≥25.7kV/mm
Volume resistivity	ASTM D876	≥1.0x1014Ω· cm	≥5.3x1014Ω· cm
Water absorption	ASTM D570A	≤0.5%	0.23%

 

Size	As supplied		After recovery		Packaged Length
	ID/mm	Wall Thickness/mm	ID/mm	Wall Thickness/mm	M
1KV 30/15 1KV 35/18 1KV 40/20 1KV 50/25 1KV 60/30 1KV 65/33 1KV 70/35 1KV 75/38 1KV 80/40 1KV 100/50 1KV 120/60 1KV 150/75 1KV 180/90 1KV 210/105 1KV 230/115	30 ± 1.0 35 ± 1.0 40 ± 1.0 50 ± 2.0 60 ± 2.0 65 ± 2.0 70 ± 2.0 75 ± 2.0 80 ± 3.0 100 ± 4.0 120 ± 4.0 150 ± 4.0 185 ± 5.0 210 ± 5.0 230 ± 5.0	1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5 1.9 ± 0.5	15 18 20 25 30 33 35 38 40 50 60 75 90 105 115	4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3 4.0 ± 0.3	15 15 15 15 15 15 15 15 15 15 15 15 15 15 15

 

Certifications

Packaging & Shipping

Company Profile

 

Shanghai Wellco International Limited

 

Shanghai Wellco International Limited is a professional team with 18 years of experience in R&D, production, and sales of special heat shrink tubes and other radiation crosslinking materials. We specialize in providing a wide range of products and solutions for insulation, connection, waterproofing, high temperature resistance, chemical resistance, EMI protection, and mechanical protection for wires and cables.

 

With a strong technical force and advanced production equipment, we offer heat shrink tubes and insulation tubes made from various materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, PTFE, and more. Our products find applications in electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and other industries. They provide insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature protection. Our products have passed UL certification, RoHS, and REACH.

 

We also specialize in producing customized products and developing products with special requirements according to customer needs. Our production processes adhere to ISO9001 and IATF16949 quality management system standards, ensuring the stability and reliability of product quality.

 

FAQ

 

About Us

 

Shanghai Wellco International Limited is a professional manufacturer of special heat shrink tubes and other radiation crosslinking insulation materials. With over 20 years of experience in insulation, we are dedicated to providing high-quality products to our customers.

 

Our Location

 

We are based in Shanghai, China and have been operating since 2017. Our products are sold worldwide, with our main markets being North America (20.00%), South Asia (20.00%), Southeast Asia (15.00%), Western Europe (15.00%), South America (5.00%), Eastern Europe (5.00%), Mid East (5.00%), Northern Europe (5.00%), Eastern Asia (3.00%), Domestic Market (3.00%), Southern Europe (2.00%), Africa (00.00%), and Central America (00.00%).

 

Quality Guarantee

 

We prioritize the quality of our products and ensure that every order meets our high standards. We conduct a pre-production sample before mass production and perform a final inspection before shipment.

 

Our Products

 

Our product range includes:

 

• Heat Shrink Tube


• Heat Shrink Mould Part


• Marking Sleeve


• Cold Shrink Tube



 
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Why Choose Us?

 

When you choose Shanghai Wellco International Limited, you can expect:

 

• High-quality products manufactured by experienced professionals



 
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Our Services

 

We offer the following services:

 

• Accepted Delivery Terms: FOB, CFR, CIF, EXW, CIP, FCA, DDP, DDU, Express Delivery


• Accepted Payment Currency: USD, EUR, CNY


• Accepted Payment Type: T/T, L/C, MoneyGram, PayPal, Western Union


• Language Spoken: English, Chinese, Japanese



 
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