Trains & Railroads
Plastic Durable HDPE Rail Screw Dowel For Fastening system
Plastic Durable HDPE Rail Screw Dowel For Fast
Description
Product Description
Also know as plastic sleeve, plastic insert, concrete dowel, concrete insert, Nylon Dowel, PA66 Dowel, being widely used in rail fastening. The Material are HDPE, PA66.
HDPE
No.
Technique parameter
Unit
Technical requirement
Value
1
Density
g/
0.95-0.98
0.95
2
Tensile strength
Mpa
≥19
19
3
Elongation
%
>80
150
4
Melting point
°C
170-190
190
5
Insulation resistance
Ω
≥1×1010
3.5×1010
6
Hardness
A
≥98
98(A)
PA66 : Nylon 66.69%, glass fiber 30%, other 1%
No.
Technique parameter
Unit
Technical requirement
Value
1
Density
g
1.3—1.45
1.45
2
Tensile strength
Mpa
≥170
178
3
Elongation
%
≤4.4
4.0
4
Bending Strength
Mpa
≥250
290
5
Impact Strength(No gap)
KJ/m2
≥80
85
6
Melting point
°C
250°C—270
270
7
Insulation resistance
Ω
≥1×108
5×108
8
Glass fiber content
%
30—35
35
9
Hardness
HRR
≥110
118
Rail Screw Dowel is a counter-party of Screw Spike, which is pre-inserted into the concrete sleeper. When we use the rail fastening system, the plastic dowel performed as the fastening base.
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kunshan Alex railway fastening co.,ltd
Screw dowel,screw spike,track bolts,rail plastic pad
Address: No.1255 Chengbei Road, Kunshan,Jiangsu Province 215316,
Suzhou City (鑻忓窞甯?, Jiang Su (姹熻嫃鐪?
China, 215316
Tel: 15102173694
Fax:
