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APCM SG 4528-016AL-104V

APCM SG 4528-016AL-104V is a lightweight, conductive, surfacing film composed of a non-woven metallic aluminum mesh impregnated with a toughened epoxy resin plus an ultra light weight veil for outstanding surfacing capability. It is designed for lightning and shielding protection of aircraft, equipotential ground planes and as a counterpoise for antenna installations.

Product families

Applications

Electrical & Electronics — Parts & Components
  • Housings & Enclosures
Automotive & Transportation — Transportation
  • Aerospace & Aviation

Product Families

Composite Materials — Prepregs & Molding Compounds
  • Thermoset Prepregs

Other characteristics

Functions
Prepreg
Polymer Name
Epoxy Resins & Compounds
Processing Methods
Prepreg Processing
Markets
  • Automotive & Transportation
  • Electrical & Electronics
Storage
Store prepreg at 0°F, for maximum shelf life.
Shelf LIfe
1 Year (0°F), 4 Months (40°F)
Technology
Composite Materials
Labeling Claims
Low VOC
Cure

SG4528-016AL-104V is designed to cure between 250o F and 350o F. Cure at 250o F takes place in one hour at 250o F, however, cure times and temperatures can be extended to 90 minutes and post cures at 350o F to achieve a higher Tg. Alternatively, a processing profile of 60-90 minutes at 350o F can be used to affect a cure.

Material Features
Electromagnetic Interference Shielding
HIGHLIGHTS

Dual Co-cure capabilities between 250°F and 350°F, post curable to 350°F; Epoxy formulation results in a tough outer shell with outstanding surfacing capabilities; Extremely low volatile content contributes negligible surface porosity; Excellent tack and handling properties for ease of lay-up; Excellent environmental performance from -65°F to 300°F; Compatible with a wide range of other epoxy prepreg systems; Non-woven foil mesh qualified at most all composite aircraft manufacturers; Capable of providing Zone 1A and Zone 2A direct effects lightning protection; Provides a high degree of electromagnetic shielding for electric and magnetic fields associated with lightning and high powered radio frequency transmitters

Composite Materials Functions
Prepreg
Composites Processing Methods
Prepreg Processing

Technical data

Table 1 of 1

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CharacteristicValueUnit
Volatilesmax. 1%
TackMedium—
FormModified epoxy impregnated non-woven mesh—
Resin Weight.045 (+or-.003)psf
Gel time12 minutes (+or-3) at 250° F—
Out Time30 days at 75° F—
Availability36” width—
Resin ColorDark gray opaque—
Metallic MeshAluminum,1145—
Veil Thickness.003”—
SeparatorPaper release on veil side, polyethylene release on metal Mesh side—
Metallic Mesh Weight.016 aluminumpsf

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