Heat Shrink Tube Sleeve for High Voltage Bus Bar

• Application: Insulators
• Type: Insulation Sleeve & Tube
• Chemistry: Organic Insulation
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: W-BT
• Material: PE
• Thermal Rating: 125c
• Maximum Voltage: 36kv
• Certification: ISO9001
• Color: All Colors
• Brand: Wellco
• Sample: Available
• Operating Temperature: -40~125c
• Feature1: High-Voltage Resistance, Corrosion Resistance
• Feature2: High Insulation
• Transport Package: Standard Package
• Origin: China
• Production Capacity: 100000
• Package Size: 45.00cm * 45.00cm * 40.00cm
• Package Gross Weight: 15.000kg
• Lead Time: 10 days (1 - 10000 Meters) ; To be negotiated ( > 10000 Meters)

Product Description

Product Description

  

 

Product Description

 

Shanghai Wellco International Limited presents a high-quality insulation solution with our Cross-linked Modified Polyolefin material. Designed for optimal performance, this material offers exceptional features and benefits that cater to the reading habits of English-speaking natives.

 

• Material: Cross-linked modified polyolefin


• Operating Temperature Range: -40ºC to 125ºC


• Contraction Temperature: Above 70ºC


• Contraction Ratio: 2:5:1






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Our Cross-linked Modified Polyolefin material is known for its outstanding properties:

 

• High-voltage resistance: Ensures reliable performance even in high-voltage environments


• Corrosion resistance: Protects against the damaging effects of corrosion


• High insulation: Provides excellent insulation properties






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Applications:

 

• Suitable for insulation protection for transformer station buses


• Ideal for high/low voltage switch cubicle buses


• Compact structure of switch cubicle, reducing distance and preventing accidental short circuit incidents






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Choose Shanghai Wellco International Limited for reliable and efficient insulation solutions. Trust our Cross-linked Modified Polyolefin material to meet your insulation needs.

 

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
35KV 30/15 35KV 35/18 35KV 40/20 35KV 50/25 35KV 60/30 35KV 65/33 35KV 70/35 35KV 75/38 35KV 80/40 35KV 100/50 35KV 120/60 35KV 150/75 35KV 180/90 35KV 210/105 35KV 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, and PTFE. Our products find extensive 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 and can develop products with special requirements based on customer needs. 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 tubes and other radiation crosslinking insulation materials. With over 20 years of experience in insulation, we are based in Shanghai, China and have been serving customers since 2017. Our office consists of a dedicated team of 5-10 people.

 

Quality Guarantee

 

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 Products

 

At Shanghai Wellco International Limited, we offer a range of high-quality products including:

 

• Heat Shrink Tube


• Heat Shrink Mould Part


• Marking Sleeve


• Cold Shrink Tube



 
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Why Choose Us?

 

There are several reasons why you should choose us over other suppliers:

 

• We have extensive experience in insulation, with over 20 years in the industry


• Our products are manufactured using advanced R & D techniques


• We prioritize customer satisfaction and provide excellent after-sales service



 
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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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