Flame Retardant Halogen Free Heat Shrink Tubing

• Customization: Available
• Application: Insulators
• Color: Black White Yellow Blue Red Green
• Model NO.: W-SW(GP)
• Material: PE
• Maximum Voltage: <10KV
• Thermal Rating: B 130
• Rated Voltage: 600V
• Shrink Ratio: 2.5:1
• Tensile Strength: 10.4MPa
• Operating Temperature: -55~125c
• Type: Insulation Sleeve & Tube
• Chemistry: Organic Insulation
• Classification: Organic Insulating Material
• Certification: RoHS Reach
• Brand: Wellco
• Transport Package: Standard Package
• Specification: 40mm
• Origin: China
• HS Code: 39173200
• Production Capacity: 100000m Per Month
• Package Size: 45.00cm * 45.00cm * 40.00cm
• Package Gross Weight: 12.000kg
• Lead Time: 10 days (1 - 10000 Meters) ; To be negotiated ( > 10000 Meters)

Product Description

Product Description

 

W-SW(GP)Gas pipe Heat Shrink Tube

 

Material: Cross-linked modified polyolefin

 

Operating temperature: -55ºC~125ºC

 

Minimum shrink temperature: 70ºC

 

Minimum fully recovery temperature: 120ºC

 

Shrink ratio: 2.5:1

 

Features:

 

• Halogen-free environment, low smoke


• Complies with "RoHS" and "REACH" standards


• Soft and flexible


• UL224 VW-1 flammability


• Excellent insulation, heat resistance, and voltage performance








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Application: Gas Pipe Heat shrink tube

 

Company name: Shanghai Wellco International Limited

 

Item		Specification	Typical Data
Longitudinal Change(%)		≤5 %	≤5 %
Tensile Strength (MPa)		≥10.4	15.2
Ultimate Elongation (%)		≥200	596
Ageing in circulating-air oven		158 ºC 168hrs
After aging	Tensile Strength(MPa)	≥7.3	10.7
	Ultimate Elongation(%)	≥100	381
Volume Resistivity (Ω.cm)		≥1014	4.5×10^14
Dielectric Strength (KV/mm)		≥15	18
Flammability		VW-1	VW-1
Concentricity(%)		≥65	75
Printability		Good

 

Size	ID before shrinked	ID After Shrinked	Wall after shrinked
23.5/9.5	≥23.5	≤9.5	0.70
27.5/12.7	≥27.5	≤12.7	0.70
31.0/12.7	≥31.0	≤12.7	0.70
40.0/19.0	≥40.0	≤19.0	0.70
51.0/25.4	≥51.0	≤25.4	0.80
65.0/32.5	≥65.0	≤32.5	1.00
77.0/38.0	≥77.0	≤38.0	1.00

 

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 resistance, chemical resistance, EMI protection, and mechanical protection for wires and cables.

 

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 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 obtained UL certification, RoHS compliance, and REACH compliance.

 

In addition to our standard product range, 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 based in Shanghai, China. Since 2017, we have been specializing in the production and sales of special heat shrink tubes and other radiation crosslinking insulation materials. With over 20 years of experience in insulation, our founder has established a strong reputation in the industry.

 

Our Market

 

We cater to customers 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 quality in our products. To ensure this, we always provide a pre-production sample before mass production and conduct a final inspection before shipment.

 

Our Product Range

 

At Shanghai Wellco International Limited, we offer a variety of products, including:

 

• Heat Shrink Tube


• Heat Shrink Mould Part


• Marking Sleeve


• Cold Shrink Tube




 
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Why Choose Us?

 

When it comes to purchasing heat shrink tubes and insulation materials, there are several reasons why you should choose us:

 

• Professional R&D, production, and sales team


• Extensive experience in insulation materials for over 20 years




 
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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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