CROYLAM FR4 EPOXY GLASS SHEET 1220mm x 1220mm

SKU
531
Price per sheet
In stock
As low as £55.74
Product out of stock? Size not available?
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Description
FR4 Epoxy Glass is an e-glass composite sheet with excellent electrical, thermal and mechanical properties. The material machines extremely well and can be supplied cut to the customers drawings.
Features and Benefits
  • Excellent mechanical properties
  • High Temperature Resistance
  • Tough light weight material
  • Good insulation properties
  • Low water absorption
  • Rigid
  • Ideal machining material
Material Data

Product Code

531

Sheet Sizes Available:

2440mm x 1220mm or 1220mm x 1200mm

Thicknesses available:

0.2mm-40mm

Technical Info

 

PROPERTIES

ASTM TEST METHOD

 

 

UNITS

 

 

CONDITION

 

 

SPECIFICATION

 

TEST RESULTS

PHYSICAL PROPERTIES

 

Specific Gravity

---

---

A

---

1.90

Water Absorption (max)

    D229

%

D-24/23

0.8mm – 0.5%

1.2mm – 0.4%

1.6mm – 0.25%

2.4mm - 0.2%

3.0-5.0mm-0.15%

0.8mm– 0.4%

1.2mm – 0.3%

1.6mm – 0.18%

2.4mm – 0.15%

3.0-5.0mm– 0.12%

MECHANICAL PROPERTIES

 

Tensile Strength LW.

(12mm thick) C.W.

 

Psi

A

40,000

35,000

42,000

36,000

Impact Strength

A. Izod                 L.W.

(3.2-25mm thick) C.W

    D229

 

 

ft-lb/inch (Notch)

A

7.00

5.50

7.8

5.75

Flexural Strength L.W.

(0.8-2.4mm thick) C.W.

D229

Psi

A

55,000

45,000

62,000

53,000

Bonding Strength

(12mm thick)

D229

Lbs

A

D/48/50

2,000

1,600

2,200

1,800

ELECTRICAL PROPERTIES

 

Minimum Breakdown Voltage

Edge Wise (0.8-25mm)

D229

kV

A

D48/50

45

40

50

45

Electric Strength (perpendicular to lamination) – (1.5mm thick)

D229

kV/mm

In oil at 90°C

15

20

Maximum Permittivity/1 MHz (1.5mm thick)

D229

----

A

D24/23

5.20

5.40

5.12

5.25

 

 

 

 

 

 

PROPERTIES

ASTM

TEST

METHOD

 

UNITS

 

CONDITION

SPECIFI-

CATION

TEST

RESULTS

Insulation Resistance after (Immersion in water for 24 hours)

 

 

D229

 

 

MΩ

 

 

C-96/35/90

 

 

200,000

 

 

300,000

Maximum Dissipation

Factor/MHZ (1.5mm thick)

 

----

 

---

 

A

D-24/23

 

0.025

0.035

 

0.02

0.03

THERMAL PROPERTIES

 

Temperature Index

VDE 0304/2

°C

--

130

130

Insulating class

IEC Publ.85

°C

--

B

B

Flammability

UL94

Class

A

V0

V0

Martens heat distortion temperature

 

---

 

Deg/C

 

A

 

160

 

160

GLASS FABRIC DETAILS

 

 

 

 

 

Fine weave Glass Fabric Style 7628

 

 

 

 

 

GSM

--

--

--

200+/-5

OK

Thickness

--

--

--

0.18mm

OK

Weave Structure

Yarn count per 10 cm

Wrap (length wise) x weft (cross wise)

--

--

--

170 x 120

OK

 

Price Matrix
Thickness Price per sheet
1.6mm £55.74
2.4mm £83.61
3.2mm £105.72
6.4mm £198.24