What is FRP?
  Main Materials
  Mechanical properties
of FRP
  Table of Corrosion Resistance &
Heat Resistance for Corrosion-resisted FRP
  Formation Method
Main Formation Method
Laminating Structure
 
Single use of Chopped Strand Mat
Method Class Glass
content
(%)
sp
Tensile strength (㎏/㎟) Tensile Modulus (㎏/㎟) Flexural strength (㎏/㎟) Flexural Modulus (㎏/㎟) Compressive Strength
(㎏/㎟)
Hand
lay up
Low 25 1.48 8.1 720 14.3 760 11.3
High 38 1.52 13.0 920 19.0 1,020 15.7
Metal
Matched
Die
Low 41 1.53 13.6 950 20.4 1,050 15.9
High 50 1.63 15.6 1,250 22.7 1,380 16.8
Single use of Roving Cloth
Method No. Glass
content
(%)
sp Tensile strength (㎏/㎟) Tensile Modulus (㎏/㎟) Flexural strength (㎏/㎟) Compressive Strength
(㎏/㎟)
Sheer Strength (㎏/㎟)
A.H &
A.P.
WR-860A 54 1.65 23.1 1,700 28.0 18.2 13.5
WR-570A 54 1.65 25.9 1,850 28.4 18.4 12.9
NC WR-860A 36 1.51 18.7 1,311 18.3 13.5 10.2
WR-570A 36 1.51 17.6 1,246 17.8 12.7 9.4

A.H. : Added Heat
A.P. : Added Pressure
NC : Normal temperature & No pressure
Single use of Yarn Cloth
No. Glass
content
(%)
sp Tensile strength (㎏/㎟) Tensile Modulus (㎏/㎟) Flexural strength (㎏/㎟) Flexural Modulus (㎏/㎟) Compre
-ssive Strength
(㎏/㎟)
Sheer Strength (㎏/㎟)
WF-230C 40 1.53 10.8 1,200 12.2 1,340 18.6 8.7
50 1.63 15.6 1,480 18.2 1,660 19.2 9.5
60 1.76 20.0 1,820 24.2 1,940 20.5 10.0
Fiberglass mixture
Structure Class Glass
content
(%)
sp t
(㎜)
Tensile strength
(㎏/㎟)
Tensile Modulus
(㎏/㎟)
Flexural
strength
(㎏/㎟)
Flexural Modulus (㎏/㎟) Compre-ssive Strength
(㎏/㎟)
Sheer Strength
(㎏/㎟)
※A ※B
CMR High 43 1.59 1.9 14.3 1,180 26.3 21.0 1,040 12.9 8.4
Low 32 1.51 2.7 8.4 1,080 24.2 17.5 1,000 12.7 7.9
CMRMR High 43 1.59 3.7 15.0 1,100 27.6 18.2 1,120 14.3 8.4
Low 33 1.51 4.9 12.4 988 24.4 14.6 960 13.2 7.5

A : tensile direction of Roving Cloth
B : tensile direction of Yarn Cloth
C : WF-230C
M : MC 450A R : WR 570A
 
 
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