Zh 4: 1 Double Wall Adhesive Heat Shrink Tube Made in China

• Customization: Available
• Certification: RoHS
• Color: Black,Red,Yellow,Blue,etc
• Model NO.: 4: 1 Heat Shrink Tube
• Usage: Optical Cable, Cable Protection
• Material: Halogen-Free Polyolefin Hydrocarbon
• Type: Adhesive Heat Shrink Tube
• Selling Units: Single Item
• Transport Package: Paper Tray + Carton
• Trademark: ZH
• Origin: China
• HS Code: 3917330000
• Production Capacity: 5000000meter/Month

Product Description

Introducing the ZH 4:1 Double Wall Adhesive Heat Shrink Tube

Crafted in China, our premium double-wall heat shrink tubing embodies exceptional engineering with its soft polyolefin and hot melt adhesive co-extrusion. The outer polyolefin layer provides superior insulation, is halogen-free, and boasts remarkable flame-retardant properties. Meanwhile, the inner hot melt adhesive layer excels at buffering mechanical strain and offers robust sealing capabilities. This versatile tubing is ideal for the insulation protection of wires, cables, and connectors that demand sealing, waterproofing, and moisture resistance. It thrives in various sectors including electronics, automobiles, and communications, delivering unparalleled performance and reliability.

Outstanding Features of Our Product
*Remarkable Shrinkage Ratio: Options of 3:1 or an impressive 4:1
*Outstanding sealing provided by high-quality hot melt adhesive and exceptional shrinkage ratios
*Efficient sealing and insulation protection tailored for electronic connection applications
*Effortlessly repair damaged insulation layers without the hassle of removing connectors
*Temperature Range for Continuous Use: An impressive -55ºC to 125ºC
*Shrinkage initiation temperature set at a reliable 80ºC
*Complete shrinkage achieved at a minimum temperature of 110ºC

Item	Index requirements	Test Method	Typical Value
Longitudinal shrinkage (200±5ºC 3minute)	±10%	ASTM D 2671	±7%
Eccentricity	≤35%	ASTM D 2671	15%
Tensile Strength	≥9.0MPa	ASTM D 638	10 MPa
Elongation at break	≥250%	ASTM D 638	500%
Elongation at break after aging (Heat aging 158ºC,168hours)	≥100%	ASTM D 638	300%
Thermal shock (4hours,200±5ºC)	No cracks, no flow, no dripping on the outer layer	ASTM D 2671	pass
Low temperature flexibility (-55ºC,4hours)	No cracks	ASTM D 2671	pass
Dielectric Withstand Voltage and Breakdown	2500V,60sec,No breakdown	ASTM D 2671	pass
Volume resistivity	≥10^12Ω·cm.	ASTM D 876	10^14Ω·cm
Copper corrosion  (16 hours,121±2ºC	No corrosion	ASTM D 2671	pass
Copper stability(158ºC,168hours)	Elongation≥100%	ASTM D 2671	pass
Flame retardant properties	Vertical combustion-V0,Horizontal burning-HB	AMS-DTL-23053/5	pass

 

 

Specification		Before Shrink(mm)		After Shrink(mm)
		Inner Diameter D	Wall Thickness T	Inner Diameter d(max)	Wall Thickness t1+t2
3:1	Φ1.6	2.20±0.20	0.30±0.10	0.70	0.60±0.15
	Φ2.4	3.00±0.20	0.35±0.10	0.80	0.70± 0.15
	Φ3.2	4.00±0.20	0.40±0.10	1.05	1.00±0.15
	Φ4.8	5.50±0.30	0.45±0.10	1.60	1.10±0.15
	Φ6.4	7.30±0.30	0.50±0.10	2.10	1.25±0.15
	Φ7.9	8.30±0.30	0.55±0.15	2.70	1.30±0.20
	Φ9.5	10.4±0.40	0.55±0.15	3.10	1.35±0.20
	Φ12.7	13.5±0.50	0.60±0.15	4.20	1.60±0.20
	Φ15.4	16.5±0.50	0.65±0.18	5.10	1.75±0.25
	Φ19.1	20.5±0.50	0.70±0.18	6.30	1.85±0.25
	Φ25.4	26.5±0.50	0.75±0.18	8.40	2.05±0.25
	Φ30	32.0±1.00	0.75±0.18	10.0	2.10±0.25
	Φ39	41.0±1.00	0.85±0.20	13.0	2.55±0.30
	Φ50.8	53.0±1.00	0.85±0.20	17.2	2.75±0.30
	Φ64	67.0±2.00	0.90±0.20	21.3	2.80±0.30
4:1	4/1	4.30±0.20	0.40±0.10	1.00	1.10±0.15
	6/1.5	6.40±0.20	0.45±0.10	1.50	1.30±0.15
	8/2	8.30±0.30	0.50±0.15	2.00	1.35±0.20
	12/3	13.3±0.30	0.55±0.15	3.00	1.75±0.20
	16/4	16.4±0.40	0.60±0.15	4.00	1.85±0.20
	20/5	20.5±0.50	0.65±0.20	5.00	2.10±0.30
	24/6	26.0±0.50	0.65±0.20	6.00	2.20±0.30
	32/8	32.8±1.00	0.75±0.20	8.00	2.60±0.30
	40/10	41.0±1.00	0.80±0.20	10.0	2.80±0.30
	52/13	53.0±1.00	0.80±0.20	13.0	2.90±0.30
	60/15	62.0±2.00	0.90±0.20	15.0	3.30±0.30

Company Profile

 

 

Factory Overview

Since our inception in 2010, Dongguan Zhonghe Electronics Co., Ltd. has been at the forefront as a high-tech enterprise and a professional manufacturer. We specialize in the production, R&D, and sales of Cable Sleeves, offering bespoke protection solutions to our esteemed clientele. Our headquarters is strategically located in Qingxi Town, Dongguan City. In 2020, we expanded our footprint by establishing Suzhou Zhonghe New Energy Technology Co., LTD in Jiangsu. Our extensive product line features Corrugated Pipes, Braided Sleeves, Self-rolling Sleeves, Heat Shrink Tubes, Cold Shrink Tubes, Fiber Tubes, and an array of accessories.
To date, we have proudly served over 3,000 brands, with our products reaching 102 countries worldwide. Annually, we produce 60 million meters of Cable Sleeves, extensively utilized by various automotive OEMs and wiring manufacturers. Our strategic partnerships include esteemed customers such as BYD, Yutong Bus, AVIC, and other renowned local and international enterprises and publicly listed companies.

 

 

Exhibition

 

 

FAQ

01 : Why choose us?

A:1.We have more than 15 years of experience in this industry!
2.Research and development capacity- We have one of technical team who can develop and design the product according to the requirements of customers!
3.We have a professional sales team to provide excellent service for you!

02 : What's the MOQ for your production?
A: We accept both large and small order, please contact us for details.

03: Can l expect to get the sample?
How long can l expect to get it?
A: Sure, Free samples can sent to you for test. About 4-6 days.
Shipment according to distance and courier company.
04 : Can you do the design for us?
A: Yes, We are a professional manufacturer who can design for you.

05 : What's your payment term?
A: 30% T/T Deposit +Balance before Shipment.

06 : What's the list of certificates you hold?
A:IATF16949, RoHS, CE, EN45545 Test Report, ELV Test report.