Gillcore® HF5035

Overview

Gillcore® HF5035 honeycomb core is a high performance non-metallic fiberglass honeycomb core. The honeycomb core is made of fiberglass fabric reinforced with heat resistant phenolic resin for moisture resistance and suitable for high temperature applications.

Applications

Engine nacelles and interior aircraft parts where high temperature application up to 350°F (177°C). Heat formability for complex and contour components.

Features

  • Good strength to weight ratio
  • Corrosion resistant
  • Fire resistant
  • High toughness, shear strength and shear modulus
  • Excellent thermal stability
  • Good formability for curve forming

Availability

Direction/ConfigurationHexagonal CoreHexagonal Core
Ribbon dimension as block widthRibbon dimension as block length
L (Ribbon dimension)Typical 48 inch (1,219 mm)
Maximum 65 inch (1,651 mm)
Maximum 96 inch (2,438 mm)
W (Dimension normal to ribbon)Typical 96 inch (2,438 mm)
Maximum 144 inch (3,658 mm)
Maximum 48 inch (1,219 mm)
Thickness23 inch (584.2 mm)23 inch (584.2 mm)
Nominal cell size, in (cm)0.375 ± 0.006 (0.952 ± 0.015)0.375 ± 0.006 (0.952 ± 0.015)
Nominal core density4.50 pound per cubic foot (72.08 kilograms per cubic meter)4.50 pound per cubic foot (72.08 kilograms per cubic meter)

Custom block sizes available upon request

Construction

Reinforcement: Woven E-glass fiber cloth

Resin: Phenolic

Specifications

  • AMS3715, Rev. D

PropertiesTest MethodConditionTest at -75°F (-59°C)Test at 75°F (24°C)Test at 250°F (121°C)Test at 350°F (177°C)
Sandwich Flatwise Tension, psi (MPa)ASTM C297Ambient
Wet
1,250 (8.62)
1,250 (8.62)
900 (6.21)
1,100 (7.58)
550 (3.79)
900 (6.21)
450 (3.10)
Stabilized Compression Strength, psi (MPa)ASTM C365Ambient
Wet
857 (5.91)
790 (5.45)
750 (5.17)
600 (4.14)
500 (3.45)
450 (3.10)
400 (2.76)
Stabilized Compression Modulus, ksi (GPa)ASTM C365Ambient
Wet
84 (0.581)
70 (0.483)
70 (0.483)
55 (0.379)
55 (0.379)

Plate Shear Strength L-direction, psi (MPa) ASTM C273Ambient
Wet
450 (3.10)
440 (3.03)
390 (2.69)
340 (2.34)
270 (1.86)
190 (1.31)
150 (1.03)
Plate Shear Modulus L-direction, ksi (GPa)ASTM C273Ambient
Wet
26 (0.179)
26 (0.179)
25 (0.172)
21 (0.145)
15 (0.103)
12 (0.083)
7 (0.048)
Plate Shear Strength W-direction, psi (MPa)ASTM C273Ambient
Wet
270 (1.86)
250 (1.72)
240 (1.65)
200 (1.38)
180 (1.24)
140 (0.965)
110 (0.758)
Plate Shear Modulus W-direction, ksi (GPa)ASTM C273Ambient
Wet
15 (0.103)
14 (0.097)
14 (0.097)
13 (0.090)
9 (0.062)
8 (0.055)
5 (0.034)

(1) Wet Conditioning: 158°F ± 9°F (70°C ± 5°C), 95 ± 5% Relative Humidity, 750 Hours (+ 48/ -0 Hours)
(2) Temperature tolerance for testing is ±5°F

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