Flexible Flame Retardant High Voltage Heat Shrink Tube

• Application: Insulators
• Type: Insulation Sleeve
• 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: <10KV
• Certification: ISO9001
• Color: Red/Yellow/Green/Black etc.
• Brand: Wellco
• Sample: Available
• Operating Temperature: -40~125c
• 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

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

 

With 18 years of experience, Shanghai Wellco International Limited is a professional team specializing in the research and development, production, and sales of special heat shrink tubes and other radiation crosslinking materials. Our focus is on providing a wide range of products and solutions for insulation, connection, waterproofing, high temperature applications, chemical resistance, EMI protection, and mechanical protection for wire and cable.

 

Our company boasts a strong technical force with 20 years of experience and advanced production equipment. We offer a variety of heat shrink tubes and insulation tubes made from materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, and PTFE. These products find extensive use 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. Rest assured, our products have passed UL certification, RoHS, and REACH standards.

 

At Shanghai Wellco International Limited, we also specialize in producing customized products and developing solutions to meet specific customer requirements. Our production processes adhere to the ISO9001 and IATF16949 quality management system standards, ensuring 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 dedicated to providing high-quality products to our customers.

 

Our Expertise

 

We are based in Shanghai, China and have been operating since 2017. Our products are sold globally, 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%). Our team consists of 5-10 dedicated professionals.

 

Quality Assurance

 

We prioritize quality and ensure that our products meet the highest standards. We conduct a pre-production sample before mass production and a final inspection before shipment to guarantee the quality of our products.

 

Our Product Range

 

At Shanghai Wellco International Limited, we offer a wide range of products including heat shrink tubes, heat shrink mould parts, marking sleeves, and cold shrink tubes.

 

Why Choose Us?

 

When you choose us as your supplier, you benefit from our extensive experience in the insulation industry. Our founder has over 20 years of experience in insulation, making us experts in the field. We are committed to providing excellent products and services to our customers.

 

Our 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