| Customization: | Available |
|---|---|
| Application: | Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate |
| Color: | Black, Blue, Yellow, Red |
|
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Property
|
Requirement
|
Test method
|
Typical data
|
|
Longitudinal shrinkage
|
≤10%
|
ASTM D 2671
|
≤5%
|
|
Tensile strength
|
≥8.2MPa
|
ASTM D 2671
|
≥12 MPa
|
|
Elongation at break
|
≥250%
|
ASTM D 2671
|
≥400%
|
|
Elongation after ageing
(250ºC,168hrs)
|
≥200%
|
ASTM D 2671
|
≥300%
|
|
Heat shock(300ºC,4hrs)
|
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
|
pass
|
|
Dielectric strength
|
7.9 KV/mm min.
|
ASTM D 2671
|
≥12 KV/mm
|
|
Volume resistivity
|
109Ω·cm min.
|
ASTM D 876
|
≥109Ω·cm
|
|
Corrosion
|
No corrosion
|
ASTM D 2671
|
pass
|
|
Flammability
|
Self-extinguishing
within 15s
|
ASTM D 2671
|
pass
|
|
Fluids resistance (23ºC ,24hrs)
|
|||
|
Tensile strength
|
8.2MPa min.
|
ASTM D 2671
|
≥12 MPa
|
|
Elongation at break
|
250% min.
|
ASTM D 2671
|
≥400%
|
|
Normal wall Type
|
||||
|
Size
|
(mm) As Supplied min.)
Inside diameter
|
(mm) After recovered
|
||
|
inch
|
mm
|
(max.)Inside diameter
|
Wall thickness
|
|
|
3/32
|
Ф2.4
|
2.4
|
1.2
|
0.51±0.08
|
|
1/8
|
Ф3.2
|
3.2
|
1.6
|
0.76±0.13
|
|
3/16
|
Ф4.8
|
4.8
|
2.4
|
0.89±0.18
|
|
1/4
|
Ф6.4
|
6.4
|
3.2
|
0.89±0.18
|
|
3/8
|
Ф9.5
|
9.5
|
4.8
|
0.89±0.18
|
|
1/2
|
Ф12.7
|
12.7
|
6.4
|
0.89±0.18
|
|
3/4
|
Ф19.1
|
19.1
|
9.5
|
1.07±0.21
|
|
1
|
Ф25.4
|
25.4
|
12.7
|
1.25±0.30
|
|
1 1/2
|
Ф38.1
|
38.1
|
19.1
|
1.40±0.38
|
|
2
|
Ф50.8
|
50.8
|
25.4
|
1.65±0.43
|
|
thin wall Type
|
||||
|
size
|
(mm)As supplied
|
(mm) After recovered
|
||
|
inch
|
mm
|
(min.) Inside diameter
|
(max.)Inside diameter
|
Wall thickness
|
|
3/32
|
Ф2.4
|
2.4
|
1.2
|
0.30±0.08
|
|
1/8
|
Ф3.2
|
3.2
|
1.6
|
0.33±0.08
|
|
3/16
|
Ф4.8
|
4.8
|
2.4
|
0.36±0.10
|
|
1/4
|
Ф6.4
|
6.4
|
3.2
|
0.41±0.10
|
|
3/8
|
Ф9.5
|
9.5
|
4.8
|
0.48±0.10
|
|
1/2
|
Ф12.7
|
12.7
|
6.4
|
0.48±0.10
|
|
3/4
|
Ф19.1
|
19.1
|
9.5
|
0.69±0.10
|
|
1
|
Ф25.4
|
25.4
|
12.7
|
0.79±0.10
|
|
1 1/2
|
Ф38.1
|
38.1
|
19.1
|
0.94±0.10
|
|
2
|
Ф50.8
|
50.8
|
25.4
|
1.02±0.10
|
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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