Material: cross-linked modified polyolefin
Operating temperature:-55ºC~135ºC
Minimum shrink temperature: 70ºC
Minimum fully recovery temperature: 120ºC
Shrink ratio: 2:1 3:1 4:1
Features:
• halogen-free environment, low smoke, the product complies "RoHS", "REACH",
• soft, flexible
• UL224 VW-1 flammability
• Excellent insulation, heat resistance and voltage performance.
Application:
widely used in electronics, subways,buildings, public facilities and so on.
| Property |
Requirement |
Test method |
Typical data |
| Longitudinal shrinkage |
≤10% |
ASTM D 2671 |
≤5% |
| Tensile strength |
≥10.4 MPa |
ASTM D 2671 |
≥12 MPa |
| Elongation at break |
200% min. |
ASTM D 2671 |
≥400% |
| Tensile strength after ageing(175ºC,168hrs) |
≥7.3 MPa |
ASTM D 2671 |
≥10.4 MPa |
| Elongation after ageing |
100% min. |
ASTM D 2671 |
≥300% |
| (175ºC,168hrs) |
| Heat shock(250ºC,4hrs) |
No crack |
ASTM D 2671 |
No crack |
| Low-temperature |
No crack |
ASTM D 2671 |
No crack |
| flexibility(-55ºC,4hrs) |
| Dielectric voltage withstand |
2500V,60sec, no breakdown |
ASTM D 2671 |
No breakdown |
| Dielectric strength |
19.7 KV/mm min. |
ASTM D 2671 |
≥ 25 KV/mm |
| Volume resistivity |
≥1012 Ω•cm |
ASTM D 876 |
≥1014 Ω•cm |
| Corrosion |
No corrosion |
ASTM D 2671 |
No corrosion |
| Flammability |
VW-1 |
UL224 |
pass |
| Size |
ID as supply(mm) |
After recovered(mm) |
| Inside diameter |
ID(Max) |
Wall Thickness |
| 2:1 |
| 3/64 |
Ф1.2 |
1.2 |
0.6 |
0.45±0.08 |
| 1/16 |
Ф1.6 |
1.6 |
0.8 |
0.45±0.08 |
| 3/32 |
Ф2.4 |
2.4 |
1.2 |
0.50±0.08 |
| 1/8 |
Ф3.2 |
3.2 |
1.6 |
0.50±0.08 |
| 3/16 |
Ф4.8 |
4.8 |
2.4 |
0.50±0.08 |
| 1/4 |
Ф6.4 |
6.4 |
3.2 |
0.65±0.08 |
| 5/16 |
Ф7.9 |
8 |
4 |
0.65±0.08 |
| 3/8 |
Ф9.5 |
9.5 |
4.8 |
0.65±0.08 |
| 1/2 |
Ф12.7 |
12.7 |
6.4 |
0.65±0.08 |
| 5/8 |
Ф15.9 |
16 |
8 |
0.75±0.08 |
| 3/4 |
Ф19.1 |
19.1 |
9.5 |
0.75±0.08 |
| 1 |
Ф25.4 |
25.4 |
12.7 |
0.90±0.10 |
| 1 1/4 |
Ф31.8 |
31.8 |
15.9 |
0.95±0.10 |
| 1 1/2 |
Ф38.1 |
38.1 |
19.1 |
1.00±0.10 |
| 2 |
Ф50.8 |
50.8 |
25.4 |
1.15±0.10 |
| 3:1 |
| 1/16 |
Ф1.5/0.5 |
1.5 |
0.6 |
0.40±0.10 |
| 3/32 |
Ф2.4/0.8 |
2.4 |
0.8 |
0.45±0.10 |
| 1/8 |
Ф3.0/1.0 |
3 |
1 |
0.55±0.10 |
| 3/16 |
Ф4.8/1.6 |
4.8 |
1.6 |
0.55±0.10 |
| 1/4 |
Ф6.0/2.0 |
6 |
2 |
0.60±0.15 |
| 3/8 |
Ф9.0/3.0 |
9 |
3 |
0.70±0.15 |
| 1/2 |
Ф12/4 |
12 |
4 |
0.70±0.15 |
| 3/4 |
Ф18/6 |
18 |
6 |
0.80±0.20 |
| 1 |
Ф24/8 |
24 |
8 |
1.10±0.20 |
| 1 1/2 |
Ф39/13 |
39 |
13 |
1.20±0.20 |
| 4:1 |
| |
Ф4/1 |
4 |
1 |
0.90±0.10 |
| |
Ф6/1.5 |
6 |
1.5 |
0.90±0.10 |
| |
Ф8/2 |
8 |
2 |
0.90±0.10 |
| |
Ф12/3 |
12 |
3 |
1.00±0.10 |
| |
Ф16/4 |
16 |
4 |
1.00±0.10 |
| |
Ф20/5 |
20 |
5 |
1.00±0.10 |
| |
Ф24/6 |
24 |
6 |
1.20±0.10 |
| |
Ф32/8 |
32 |
8 |
1.20±0.20 |
| |
Ф40/10 |
40 |
10 |
1.20±0.20 |
Shanghai Wellco International Limited is a professional Team with 18years experience for R & D, production, sales of special heat shrink Tube and other radiation crosslinking materials manufacturers. We concentrate on to providing all kinds of products and solution for Insulation,Connection,Waterproof, high temperature ,Chemical resistant ,EMI and mechanical protection for the wire and cable .
The company has strong technical force with 20 years experience and advanced production equipment. We can supply (such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, PTFE Etc materials)heat shrink tube and insulation tube. The products are widely used in the fields of electronic communication, automobile, high-speed rail, electric motor, aviation, medical and other fields, such as insulation, water-proof, electrostatic shielding, oil-resistant, chemical and high-temperature resistant Protection, etc. Our products have passed UL certification ,RoHS ,REACH.
We also can produce customized products or develop products with special requirements according to customer requirements, and we carry out our production according to ISO9001 and IATF16949 quality management system standards to ensure the stability and reliability of product quality.
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
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