- Time：2025/11/29 posted：Kehong Enterprises Co.,Ltd.
- Model:BSHSTMade of cross linked polyolefinHigh resistance to tracking, aging and erosionUsed to offer insulation protection for busbar in switchgear and substationCan be supplied in continuous lengthContinuous operation temperature: -45℃ to 105℃Shrink temperature: start at 110℃, and fully recovered at 130℃
Color: yellow, red, green, blue, black.
Technical Data
Property
Test Method
Standard Value
Operation Temperature
IEC 216
-45℃ to 105℃
Tensile Strength
ASTM-D-2671
≥10MPa
Elongation at Break
ASTM-D-2671
≥400%
Tensile Strength after Aging
ASTM-D-2671
≥8MPa (130℃,168 hrs)
Elongation at Break after Aging
ASTM-D-2671
≥320% (130℃,168 hrs)
Dielectric Strength
IEC 60243
≥25kV/mm
Volume Resistivity
IEC 60093
≥1×1014Ω·cm
Dielectric Constant
IEC 250
≤3.0
Longitudinal Shrinkage
ASTM-D-2671
≤10%
Eccentricity
ASTM-D-2671
≤30%
Water Absorption
ISO 62
≤0.5%
Flammability (Oxygen Index)
IEC 4589
≥28
Copper Corrosion
ASTM-D-2671
No corrosion (130℃,168 hrs)
Cold Bend
ASTM-D-2671
No cracking (-40℃ , 4 hrs)
Selection Table (10 kV heat shrink busbar sleeve)
Tube Size （mm）
Applicable Bus Bar(mm)
As Supplied(mm)
After Recovered(mm)
Packing
Rectangular
Circular
ID(Min)
Wall
Thickness
ID(Max)
Wall
Thickness
(±10%)
（m/roll）
15/8
15
12
15±0.8
1.20±0.30
≤8.0
2.10±0.30
25
20/10
20
15
20±0.8
1.20±0.30
≤10.0
2.10±0.30
25
25/13
25
18
25±0.8
1.20±0.30
≤12.5
2.10±0.30
25
30/15
30
20
30±0.8
1.20±0.30
≤15.0
2.10±0.30
25
40/20
40
30
40±1.0
1.20±0.30
≤20.0
2.30±0.30
25
50/25
50
35
50±2.0
1.20±0.30
≤25.0
2.30±0.30
25
60/30
60
45
60±3.0
1.20±0.30
≤30.0
2.30±0.30
25
65/33*
65
45
65±3.0
1.20±0.30
≤33.0
2.30±0.30
25
70/35
70
50
70±3.0
1.20±0.30
≤35.0
2.30±0.30
25
75/38*
75
50
75±3.0
1.20±0.30
≤38.0
2.30±0.30
25
80/40
80
55
80±3.0
1.20±0.30
≤40.0
2.30±0.30
25
85/43*
80
65
85±3.0
1.20±0.30
≤43.0
2.40±0.30
25
100/50
100
75
100±4.0
1.20±0.30
≤50.0
2.40±0.30
25
120/60
120
85
120±4.0
1.20±0.30
≤60.0
2.40±0.30
25
150/75
150
105
150±4.0
1.20±0.30
≤75.0
2.40±0.30
25
180/90
180
120
180±5.0
1.20±0.30
≤90.0
2.40±0.30
25
210/105*
210
140
210±5.0
1.20±0.40
≤105
2.40±0.30
20
230/115*
230
150
230±5.0
1.20±0.40
≤115
2.40±0.30
20
250/125*
250
180
250±5.0
1.20±0.40
≤125
2.40±0.30
20
300/150*
300
210
300±5.0
1.20±0.40
≤150
2.40±0.30
15
Selection Table (20 kV heat shrink busbar sleeve)
Tube Size
(mm)
Applicable Bus Bar(mm)
As Supplied(mm)
After Recovered(mm)
Packing
Rectangular
Circular
ID(Min)
Wall
Thickness
ID(Max)
Wall Thickness
(±10%)
（m/roll）
15/8
15
12
15±0.8
1.30±0.30
≤8.0
2.50±0.20
25
20/10
20
15
20±0.8
1.30±0.30
≤10.0
2.50±0.20
25
25/13
25
18
25±0.8
1.30±0.30
≤13.0
2.50±0.20
25
30/15
30
20
30±0.8
1.30±0.30
≤15.0
2.50±0.20
25
40/20
40
30
40±1.0
1.40±0.40
≤20.0
2.80±0.30
25
50/25
50
35
50±2.0
1.40±0.40
≤25.0
2.80±0.30
25
60/30
60
45
60±3.0
1.40±0.40
≤30.0
2.80±0.30
25
65/33*
65
45
65±3.0
1.40±0.40
≤33.0
2.80±0.30
25
70/35
70
50
70±3.0
1.40±0.40
≤35.0
2.80±0.30
25
75/38
75
50
75±3.0
1.40±0.40
≤38.0
2.80±0.30
25
80/40
80
55
80±3.0
1.40±0.40
≤40.0
2.80±0.30
25
85/43*
80
65
85±3.0
1.40±0.40
≤43.0
2.80±0.30
25
100/50
100
75
100±4.0
1.40±0.40
≤50.0
2.80±0.30
25
120/60
120
85
120±4.0
1.40±0.40
≤60.0
2.80±0.30
25
150/75
150
105
150±4.0
1.40±0.40
≤75.0
2.80±0.30
25
180/90
180
120
180±5.0
1.40±0.40
≤90.0
2.80±0.30
25
210/105*
210
140
210±5.0
1.40±0.40
≤105
2.80±0.30
20
230/115*
230
150
230±5.0
1.40±0.40
≤115
2.80±0.30
20
Selection Table (35 kV Heat Shrink Busbar Sleeve)
Tube
Size(mm)
Applicable Bus Bar
As Supplied(mm)
After Recovered(mm)
Packing
Rectangular(mm)
ID(Min)
Wall Thickness
ID(Max)
Wall Thickness
(±10%)
（m/roll）
15/8
15/12
15±1.0
1.90±0.50
≤8.0
4.00±0.30
15
20/10
20/15
20±1.0
1.90±0.50
≤10.0
4.00±0.30
15
30/15
30
30±1.0
1.90±0.50
≤15.0
4.00±0.30
15
35/18
30/40
35±1.0
1.90±0.50
≤18.0
4.00±0.30
15
40/20
40
40±1.0
1.90±0.50
≤20.0
4.00±0.30
15
50/25
50
50±2.0
1.90±0.50
≤25.0
4.00±0.30
15
60/30
60
60±3.0
1.90±0.50
≤30.0
4.00±0.30
15
65/33*
60/70
65±3.0
1.90±0.50
≤33.0
4.00±0.30
15
70/35
70
70±3.0
1.90±0.50
≤35.0
4.00±0.30
15
75/38*
70/80
75±3.0
1.90±0.50
≤38.0
4.00±0.30
15
80/40
80/100
80±3.0
1.90±0.50
≤40.0
4.00±0.30
15
100/50
100/120
100±4.0
1.90±0.50
≤50.0
4.00±0.30
15
120/60
150
120±4.0
1.90±0.50
≤60.0
4.00±0.30
15
150/75
180
150±4.0
1.90±0.50
≤75.0
4.00±0.30
15
180/90*
MAX.
180±5.0
1.90±0.50
≤90.0
4.00±0.30
15
210/105*
MAX.
210±5.0
1.90±0.50
≤105
4.00±0.30
15
230/115*
MAX.
230±5.0
1.90±0.50
≤115
4.00±0.30
15
250/125*
MAX.
250±5.0
1.90±0.50
≤125
4.00±0.30
15
300/150*
MAX.
300±5.0
1.90±0.50
≤150
4.00±0.30
15
*Note: Specifications with * numbers are not in stock, which need to produce specially.