The polyester rod is made from high strength glass fibers along with extremely durable resin. The glass fibers impart strength to the rod while the resin imparts excellent corrosion resistance properties in harsh chemical and alkaline environments.
Specifications
Material: Fiberglass / unsaturated polyester resin Length: Any length is ok
Color: Any colors are available, such as white, green, red,etc. depends of customer's requests.
Diameter: 2.5,3,4,4.5,5,6,7,8,9,10,12.7,15,17,19mm,etc.
Appearance: Solid,round
Surface: Smooth
Features &Advantages
high strength and hardness
Long life
Light weight
Resistant to corrosion and insulation
Good flexibility
Beautiful appearance
Good comprehensive benefits.
Application
Polyester rods are widely used in Tent poles, Golf fiberglass flag poles, Kite struts,Sport field markers,Batons,Dance sticks,Flagpoles,post rail,Marker posts,banners poles and so on.
Production Process
The physical property is as follows.
Property
|
Direction
|
Unit
|
Test method
|
Profiles
|
Rods
|
Tensile
Strength
|
(LW)
|
MPa
|
ASTM D638/GB1447-83
|
210-350
|
500-700
|
(CW)
|
MPa
|
30-60
|
|
Tensile
Modulus
|
(LW)
|
GPa
|
ASTM D638/GB1447-83
|
15-28
|
32-42
|
(CW)
|
GPa
|
5-7
|
|
Flexural Strength
|
(LW)
|
MPa
|
ASTM D790/GB1449-83
|
210-390
|
600-900
|
(CW)
|
MPa
|
60-100
|
|
Flexural Modulus
|
(LW)
|
GPa
|
ASTM D790/GB1449-83
|
15-24
|
32-42
|
(CW)
|
GPa
|
5-7
|
|
Compressive
Strength
|
(LW)
|
MPa
|
ASTM D695/GB1448-83
|
220-350
|
400-450
|
(CW)
|
MPa
|
60-100
|
|
Compressive Modulus
|
(LW)
|
GPa
|
ASTM D695/GB1448-83
|
16-23
|
|
(CW)
|
GPa
|
5-10
|
|
Short beam Shearing Strength
|
(LW)
|
MPa
|
ASTM D2344
|
25-35
|
|
Breaks Shearing Strength
|
(PF)
|
MPa
|
ASTM D732
|
38-50
|
38-55
|
Impact
Strength
|
LW
|
KJ/mm2
|
ASTM D256
|
150-250
|
|
Poisson Ratio
|
(LW)
|
mm/mm
|
ASTM D3039
|
0.3-0.4
|
|
(CW)
|
mm/mm
|
0.15-0.25
|
|
Barcol
Hardness
|
|
--
|
ASTM D2583
|
40-50
|
50
|
Relative Density
|
|
--
|
ASTM D792
|
1.7-1.9
|
1.85-1.95
|
Coefficient
of Thermal expansion
|
(LW)
|
10-6m/m/°C
|
ASTM D696/GB2572-82
|
4.5-8
|
3.0
|
Breakdown Strength
|
(PF)
|
KV/mm
|
ASTM D149/GB1408-78
|
7-8
|
|
(LW)
|
KV/mm
|
1.4-1.6
|
|