Environmental Busbar Heat Shrink Sleeve

• Customization: Available
• Application: Insulators
• Color: Red/Yellow/Green/Black etc.
• Model NO.: W-BT
• Material: PE
• Maximum Voltage: <10KV
• Thermal Rating: 125c
• Sample: Available
• Operating Temperature: -40~125c
• Type: Insulation Sleeve & Tube
• Chemistry: Organic Insulation
• Certification: ISO9001
• Brand: Wellco
• 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, providing insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature protection.

 

All our products have passed UL certification, RoHS, and REACH standards, ensuring their quality and compliance with industry regulations.

 

We also offer customization options to meet specific customer requirements and develop products with special features. Our production processes adhere to ISO9001 and IATF16949 quality management system standards, guaranteeing the stability and reliability of our product quality.

 

FAQ

 

About Us

 

Shanghai Wellco International Limited is a professional manufacturer of special heat shrink Tube 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 Expertise

 

We are based in Shanghai, China and have been in operation since 2017. Our products are sold worldwide, with a focus on 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 Assurance

 

We prioritize quality and ensure it through various measures:

 

• Always providing a pre-production sample before mass production


• Conducting a final inspection before shipment



 
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Our Product Range

 

At Shanghai Wellco International Limited, we offer the following products:

 

• Heat Shrink Tube


• Heat Shrink Mould Part


• Marking Sleeve


• Cold Shrink Tube



 
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Why Choose Us?

 

When you choose us as your supplier, you benefit from:

 

• Our extensive experience in insulation materials


• Professional research and development


• High-quality products



 
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Our Services

 

We provide 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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