Heat Shrink Tube Wire Identification Shrinkable Marker Sleeve for High-Temperature Applications

Product Description

Product Description

Introducing our top-tier Printable Heat Shrink Tube Marker Sleeve for Identification, crafted to offer unparalleled performance in demanding environments.

Application: Specifically engineered for rigorous sectors including mil, defense, aerospace, and marine industries, among others.

• Operating temperature range: A versatile -55ºC to +135ºC, ensuring reliability across extreme conditions.
• Minimum recovery temperature: Efficient recovery begins at +85ºC, providing swift adaptation and performance.
• Maximum storage temperature: Store confidently at up to +50ºC to maintain product integrity and readiness.
• Shrink ratio: Available in versatile options of 2:1 and 3:1 for diverse applications.
• Color: Standard colors include white and yellow, with additional hues available upon request for tailored solutions.
• Printing: Choose between single-sided or double-sided printing to suit your specific identification needs.
• Supplied format: Offered in ladder-style or continuous sleeve formats to match your operational requirements.
• Recommended printer: Compatible with thermal transfer printers and laser printers for efficient and high-quality marking.

Our heat shrinkable marker sleeve is meticulously designed for permanent wire and cable identification, ensuring resilience and flame retardancy thanks to radiation cross-linked polyolefin. Ideal for industries such as mil, defense, aerospace, and marine, our AMS-M sleeve meets stringent standards including AMS-DTL-23053/5 Class 1&3, SAE-AS 81531, MIL-STD-202F/Method 215J, UL224, and RoHS compliance.

Property	Requirement	Test method	Typical data
Longitudinal shrinkage	≤10%	ASTM D 2671	≤5%
Tensile strength	10.4 MPa min.	ASTM D 638	≥12MPa
Elongation at break	200% min.	ASTM D 638	≥300%
Elongation after ageing  (158ºC 168hrs)	100% min.	ASTM D 638	≥ 200%
Heat shock	No crack	ASTM D 2671	No crack
Low-temperature flexibility(-55ºC,4hrs)	No crack	ASTM D 2671	No crack
Dielectric voltage withstand	2500V,60sec, no breakdown	ASTM D 2671	No breakdown
Dielectric strength	19.7 KV/mm min.	ASTM D 2671	≥ 20 KV/mm
Volume resistivity	1014Ω·cm min.	ASTM D 876	≥1014Ω·cm
Corrosion	No corrosion	ASTM D 2671	No corrosion
Flammability	Self-extinguishing within 1 minute	AMS-DTL-23053	pass
Printing performance	50 rubs, legible 30 strokes, legible	SAE AS81531 MIL-STD-202	pass
Fluids resistance (23ºC ,24hrs)	Printing legible	SAE AS81531	pass

Size		(mm)As supplied	(mm)After recovered
inch	Mm	(min.)Inside diameter	(max.)Inside diameter
3:1
3/32	Ф2.4	2.4	0.8
1/8	Ф3.2	3.2	1.1
3/32	Ф2.4	2.4	0.8
3/16	Ф4.8	4.8	1.6
1/4	Ф6.4	6.4	2.1
3/8	Ф9.5	9.5	3.2
1/2	Ф12.7	12.7	4.2
3/4	Ф19.1	19.1	6.3
1	Ф25.4	25.4	8.5
1 1/2	Ф38.1	38.1	13.5
2	Ф50.8	50.8	17.5
2:1
3/32	Ф2.4	2.4	1.2
1/8	Ф3.2	3.2	1.6
3/16	Ф4.8	4.8	2.4
1/4	Ф6.4	6.4	3.2
3/8	Ф9.5	9.5	4.8
1/2	Ф12.7	12.7	6.4
3/4	Ф19.1	19.1	9.5
1	Ф25.4	25.4	12.7
1 1/2	Ф38.1	38.1	19.1
2	Ф50.8	50.8	25.4

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Company Profile

Shanghai Wellco International Limited - Heat Shrink Tubing & Electrical Insulation Materials

Shanghai Wellco International Limited is a professional trading and international export company specializing in heat shrink tubing, electrical insulation materials, cable identification products, and heat shrinkable protection solutions.

Our own manufacturing facility, GUANGZHOU KEBAO INSULATING PRODUCTS Co., Ltd., was established in 2011 and is a professional manufacturer specializing in the R&D, production, and sales of heat shrink tubing and irradiation crosslinked insulation materials. With strong technical capabilities, advanced production equipment, and a comprehensive quality management system, KEBAO provides reliable insulation and protection solutions for electrical, electronics, automotive, industrial, communication, and other applications.

Our Main Products

We manufacture and supply a wide range of high-performance heat shrinkable products and electrical insulation materials, including:

• Heat Shrink Boots
• Heat Shrink Molded Parts
• Heat Shrinkable Molded Shapes
• Gel Cable Joints
• Gel Boxes
• Printable Heat Shrink Tubing
• Marker Sleeve and Identification Shrink Sleeves
• Cable Marker and Cable Labels
• Tie-On Cable Tags and Cable Identification Labels
• High Temperature Heat Shrink Tubing up to 150°C
• High Temperature Heat Shrink Tubing up to 175°C
• High Temperature Fluororubber Heat Shrink Tubing up to 200°C
• Flame Retardant Dual Wall Heat Shrink Tubing
• High Expansion Ratio Dual Wall Heat Shrink Tubing up to 6:1
• Eco-Friendly Dual Wall Heat Shrink Tubing
• Single Wall Heat Shrink Tubing
• High Expansion Ratio Heat Shrink Tubing
• Magnetic Heat Shrink Tubing for Special Inductors
• Diesel-Resistant Elastomer Heat Shrink Tubing
• Other Customized Irradiation Crosslinked Insulation Products

Our product range is designed to provide electrical insulation, mechanical protection, sealing, strain relief, cable identification, corrosion resistance, and environmental protection for a variety of industrial applications.

Quality Certifications & Standards

Quality and reliability are at the core of our manufacturing process. Our basic product series have obtained relevant certifications and comply with international quality and environmental standards, including UL, CE, RoHS, REACH, SGS, ISO 9001, and IATF 16949.

Our products are manufactured according to applicable international standards and are suitable for customers in the United States, Europe, and other international markets.

R&D and Manufacturing Capability

With more than a decade of manufacturing experience, GUANGZHOU KEBAO INSULATING PRODUCTS Co., Ltd. continues to invest in product development, production technology, and quality control. Our technical team focuses on developing high-performance heat shrinkable tubing, irradiation crosslinked insulation materials, cable protection products, and customized heat shrink solutions.

We can support both standard products and customized requirements, including different materials, sizes, shrink ratios, colors, operating temperatures, flame-retardant requirements, printing, and application-specific specifications.

Your Reliable Heat Shrink Tubing Supplier

Shanghai Wellco International Limited and GUANGZHOU KEBAO INSULATING PRODUCTS Co., Ltd. are committed to providing high-quality heat shrink tubing, dual wall heat shrink tubing, high temperature heat shrink tubing, cable identification products, and electrical insulation solutions to customers worldwide.

With professional manufacturing capabilities, international export experience, comprehensive certifications, and flexible customization services, we aim to be a reliable long-term partner for distributors, OEMs, electrical manufacturers, automotive suppliers, and industrial customers.

Contact us for heat shrink tubing, electrical insulation materials, cable protection products, and customized heat shrink solutions.

 

FAQ

1. who are we?
We are based in Shanghai, China, start from 2017,sell to 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%),Central America(00.00%). There are total about 5-10 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Heat Shrink Tube/Heat Shrink Mould Part/Marking Sleeve/Cold Shrink Tube

4. why should you buy from us not from other suppliers?
Shanghai Wellco International Limited is a professional R & D, production, sales of special heat shrink Tube and other radiation crosslinking insulation materials manufacturers And the founder have the experience for the insulation more than 20years

5. what services can we provide?
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