Specifications

Telescoping Fiberglass Tube
1.Passing SGS test.
2.Low Deformation rate.
3. corrosion resistance.
4.Anti-aging.

 Pultruded FRP Telescoping Fiberglass Tube

Pultruded fiberglass tube mainly are made of Glass Fiber and Resin with hot temperature through mould pultruded.Pleaserefer to follow  glass fiber information and Resin information, you can choose any typ material as your requirement.

 

A.Physical Properties Of Common Glass Fiber

 

Properties	C  Fiberglass	E  Fiberglass	S  Fiberglass	Basalt  Fibe	Carbon Fiber  Glass	Aramid Fiber
Density	2.54-2.57	2.54-2.57	2.54	2.8	1.78	1.45
Tensile Strength	2500-2700	3100-3800	4020-4650	4100-4800	3500-6000	2900-3400
Elastic Modulus	70-74	72.5-75.5	83-86	93.4-110	230-290	70-140
Breaking Elongation	4.2	4.7	5.3	3.1	1.5-2.0	2.8-3.6
MAX Working  Temperature	380	380	380	650	500	250

 

  B. Physical Properties of Common Thermosetting Resin

 

 

Properties/Type	Othophthalic unsaturated  polyester resins	Isophthalic unsaturated  polyester resin	Vinyl ester	Testing standard
Tensile Strength	60 MPa	76 MPa	95 MPa	ISO 527-2
Tensile E-modulus	4250 MPa	3600 MPa	3600 MPa	ISO 527-2
Elongation at break	1.5%	3.6%	6.1%	ISO 527-2
Flexural strength	103 MPa	140MPa	150MPa	ISO 178
Flexural E-modulus	4080 MPa	3800MPa	3400 MPa	ISO178
Impact res-unnotched	10 KJ/M2	12KJ/m2	28KJ/m2	ISO179
HDT	100 °C	93°C	105 °C	ISO75A
Corrosion resistance	Ordinary	Good	Excellent	/

 

Physical Parameters of Pultruded FRP Fiberglass tube.

 

Mechanical performance

Tensile Strength: LW260-600MPa  CW45-80 MPa; Test Method: ASTM D-638.

Tensile Modulus:LW18-30Gpa CW7-13Gpa; Test Method: ASTM D-638.

Flexural Strength:LW300-700Mpa,CW80-120Mpa, Test Method:ASTM D-790.

Flexural Modulus:LW20-26GPa,CW7-12GPa, Test Method:ASTM D-790.

Compressive modulus:LW280 Mpa CW105Mpa,Test Method:ASTM D-695.

Interlayer Shear Strength:LW 25 Mpa, Test Method:ASTM D-2344.

Impact Strength: 280 KJ/M²,Test Method:ASTM D-256.

 

Physical Property

Barcol Hardness: 50 Test method:ASTM D-495

Water absorption(25°c,24h):0.2-0.5%,Test method ASTM D-570.

Density:1.75-2.00 g/cm³, Test  method ASTM D-570.

Coefficient of thermal expansion(LW) 5.0 10^-6/ °c ,  Test method  ASTM D-696.

Coefficient of thermal conductivity 0.4  W/(M.K)   ,Test method ASTM C-518.

Elongation to break 0.9%,   Test Method  ASTM D-638.

 

Electrical property

Arc resistance (LW) 120 seconds,Test method ASTM D-495.

Dielectric constant (PF)5@60hz, Test method ASTM  D-150.

Dielectric strength (PF) 8KV/mm Test method ASTM D-149.

Surface resistance:10¹⁵-10¹² Test method ASTM D-257.

Volume restistance:10¹⁵-10¹² Test method ASTM D-257.

 

Flammability property

Tunnel test :Max25  25-28  second, Test method ASTM E-4.

Oxygen data 28-32 >32 % Test method ASTM 2863.

Flammability classification Self extinguish , Test method:ASTM D635.

Notes:LW-lengthwise , CW-crosswise. PE=perpendicular to laminate face.

 

Pultruded Fiberglass round tube Sizes:

 

 

 

Application:

Building materail , platform, protetive guards, antenna cover, insulation ladders, duct rod, nursery stock support rods, tool handles, golf trianing poles, tent poles, arrow shaft, road marking poles,luggage poles and so on. 

 

Factory information: