CNC Machined Electrical Insulation Parts | Rigid Laminates Cut to Size

CNC Machined Electrical Insulation Components

Examples of CNC-machined rigid laminate components, with machinable grades below.

Flat insulation components

Busbar supports, phase separators, switchgear panels and mounting insulation components.

CNC-machined flat insulation plate from rigid laminate for electrical isolation and mounting in busbar and switchboard assemblies — Flat insulation plate

CNC-machined circular insulation plate from glass epoxy laminate for electrical isolation in busbar and switchboard assemblies — Circular insulation plate

CNC-machined rectangular insulation plate from glass reinforced laminate for electrical isolation in switchboards and busbar assemblies — Rectangular insulation plate

Machined insulation hardware

Turned and machined insulation hardware for spacing, isolation and mechanical support in switchgear, busbar assemblies and electrical panels.

CNC-machined insulation bushing from electrical laminate for isolation and mechanical support in switchgear and electrical assemblies — Machined insulation bushing

CNC-machined insulation bushings and spacers from electrical laminates for isolation and spacing in switchgear and busbar assemblies — Insulation bushings & spacers

P1 paper laminate CNC-machined insulation spacer for electrical isolation and controlled spacing in industrial electrical assemblies — Machined insulation spacer

Structural & complex CNC profiles

Used where higher mechanical strength, precision profiling and machined features are required in switchgear and electrical assemblies.

Machined insulation gear profile

Glastic fibreglass slotted insulation plate CNC-machined from rigid laminate for switchgear panels and electrical insulation barriers — Slotted insulation plate

G10 CNC-machined insulation block with drilled and milled features for electrical isolation and structural support in switchgear assemblies — Machined insulation block

These components are machined from the laminate grades below.

Select a Laminate Material for CNC Machining

Choose a material to view specifications, machining suitability, and request CNC-machined electrical insulation components.

Cogetherm Mica P&M rigid laminate sheet for high-temperature electrical insulation, shown in grey with smooth texture, ideal for thermal and electrical resistance up to 500 °C

Cogetherm Mica P&M Extreme-temperature performance and thermal barrier applications

Densified wood insulation board with smooth reddish-brown finish, used for electrical insulation and structural support in transformers and switchgear applications

Densified Wood High-strength structural support and machinable insulation components

Close-up of black epoxy-bonded basalt laminate (EBF vibration material) with glossy surface, used for mechanical and electrical insulation.

EBF Vibration Material (Scotchply) Vibration damping and impact-resistant structural applications

Yellow epoxy phenolic rigid laminate sheet displayed on a pale grey background, used for electrical insulation in high-performance industrial applications.

Epoxy Phenolic Balanced strength, heat resistance, and industrial durability

Orange ESP glass rigid laminate sheet shown on a pale grey background, designed for high-temperature electrical insulation in industrial environments.

ESP Glass High-temperature stability for demanding electrical environments

Dark reddish-brown F3 fabric rigid laminate sheet displayed against a pale grey background, showing its woven texture and uniform surface for electrical insulation applications.

F3 Fabric Impact-resistant performance for general industrial and switchgear use

Green FR4/G11 epoxy rigid laminate sheet displayed on a pale background, used for high-performance electrical insulation in extreme industrial conditions.

FR4/G11 Epoxy Flame-retardant performance for switchgear and electrical panels

Pale green G10 epoxy rigid laminate sheet displayed against a light background, designed for electrical insulation in humid or chemically harsh industrial environments.

G10 Epoxy Mechanical strength and dielectric reliability for precision components

Textured black G7 silicone glass rigid laminate sheet shown on a neutral background, designed for high-temperature, high-voltage electrical insulation applications.

G7 Silicone Glass Arc resistance and stability in high-temperature electrical systems

Close-up of a G9 melamine rigid laminate board in medium grey, square-cut and positioned flat against a pale background, showcasing its smooth surface and uniform texture for electrical insulation use.

G9 Melamine Dimensional stability and durability for industrial electrical assemblies

Glastic fibreglass laminate sheet in tan colour for high-temperature electrical insulation, including FHT flexible grade and SG-200 rigid grade.

Glastic Fibreglass Multi-grade performance for flexible, structural, and high-temperature applications

Bright red GPO3 glass rigid laminate sheet displayed on a pale grey background, showing its smooth, fibreglass-reinforced surface ideal for electrical insulation applications.

GPO3 Glass Arc resistance and structural performance in switchgear systems

Square sheet of HT2 Glass Rigid Laminate in reddish-brown colour, designed for high-performance electrical insulation and heat resistance up to 185°C.

HT2 Glass High-temperature stability for motors, transformers, and electrical systems

Grey NAD 11 high-temperature rigid laminate sheet for electrical insulation, engineered for use in extreme thermal environments up to 500°C. Suitable for switchgear, industrial machinery, and demanding electrical applications.

Nad 11 Extreme-temperature stability for demanding thermal environments

Square sheet of P1 Paper rigid laminate in deep brown, used for electrical insulation in switchgear, transformers, and industrial equipment.

P1 Paper Cost-effective performance for low-voltage and general industrial use

Sindanyo H91 insulation board sample – grey rigid thermal insulation material for high-temperature and electrical applications (700°C rated).

Sindanyo H91 Extreme-temperature thermal and structural performance up to 700 °C

black type x switchpanel rigid laminate sheet for electrical insulation in switchboards and panels

Type X Switchpanel Rigid backing panels for switchboards and electrical enclosures

red and black vulcanised fibre electrical insulation sheets stacked flat showing texture and colour options for low-voltage industrial use

Red Fibre Sheet – Japanese & Chinese Grades Light-duty insulation and gasketing for low-voltage applications

Custom CNC Machined Electrical Insulation Parts & Industrial Components

ATS supplies precision CNC machined electrical insulation components and machined laminate parts manufactured from high-performance rigid laminate sheets, including G10 Epoxy, FR4/G11, F3 Fabric, P1 Paper, G7 Silicone Glass, and other specialist electrical insulation grades suited to CNC machining.

Our CNC machining capabilities support busbar insulation components, switchboard insulation parts, transformer insulation, motor repair insulation, and industrial electrical assemblies. Machined laminate components are produced to tight tolerances for precision fit, electrical separation, and long-term mechanical performance in demanding environments.

ATS works with OEMs, switchboard builders, maintenance teams, and industrial manufacturers requiring CNC machining of electrical insulation materials, from prototype parts through to repeat production. We supply custom machined insulation components Australia-wide with reliable turnaround times.

For sheet supply, cut panels, or material selection prior to machining, explore our Rigid Laminate Sheets collection.