Electrical Insulation Composite · Paper Reinforced Phenolic
Phenolic XX
Phenolic XX is an electrical insulation composite composite — classic phenolic laminate. Typical values: 80 MPa yield, 1.34 g/cm³, rated to 120 °C. Available for CNC machining, Sheet metal at FabDigit.
Properties
Typical room-temperature values in the Phenolic Matrix condition. Metric first, imperial in gray. The bars show where Phenolic XX sits against the other 12 composite grades in the catalog.
Datasheet
| Yield strength | 80 MPa12 ksi |
|---|---|
| Tensile strength | 95 MPa14 ksi |
| Hardness | 100 HRM |
| Density | 1.34 g/cm³0.048 lb/in³ |
| Specific strength (yield ÷ density) | 60 |
| Min service temp | -40 °C-40 °F |
| Max service temp | 120 °C248 °F |
| Electrical conductivity | < 0.001 % IACSinsulator |
| Machinability | Very good75 / 100 |
| Weldability | Not recommended5 / 100 |
| Formability | Not recommended5 / 100 |
Values are nominal handbook figures for design screening. Certified mill or lot data ships with every FabDigit order on request.
Against other composite grades
Strength versus weight in the composite family
Yield strength against density for every composite grade FabDigit runs. Phenolic XX is highlighted; hover a dot for its name, or open the interactive family chart.
Manufacturability
The process limits FabDigit's quote engine applies to Phenolic XX. Design inside these and the part quotes instantly; outside them it routes to an engineer.
CNC machining
| Machinability | Better75 / 100 |
|---|---|
| Cutting speed (rough / finish) | — / — |
| Minimum wall | — |
| Minimum internal radius | — |
| Drill depth limit | — |
| Best surface (machined / polished) | Ra — / — |
| Hardenable after machining | — |
Sheet metal
| Formability | Not Recommend5 / 100 |
|---|---|
| Weldability | Not Recommend5 / 100 |
Conditions and tempers
How Phenolic XX is supplied and what each state is for. The default is what FabDigit quotes unless your drawing says otherwise.
| Condition | Best for | Yield MPa | Tensile MPa | Elong. % | Hardness |
|---|---|---|---|---|---|
Phenolic MatrixDefault Matrix | Cheaper than epoxy, heat-tolerant — wear strips, fixtures | — | — | — | — |
Heat treatment and post-processing
Operations FabDigit's suppliers routinely run on Phenolic XX, ranked by how often they make sense for this grade.
Post-processing
| Manual Deburr | Deburrstandard |
|---|---|
| Edge Break (0.5mm) | Deburr |
| CMM Inspection | Inspection |
| FAI Report | Inspection |
| Individual Bag | Packaging |
Surface finishes for Phenolic XX
Coatings and treatments compatible with composite on the processes Phenolic XX runs on. Pick them in the quote configurator or call them out on the drawing.
Organic Coating
- Painting
Marking / Decoration
- Chemical Etching
- Dot Peen Marking
- Electro-chemical Etching
- Embossing / Debossing
- Ink Stamping
- Laser Marking
- Mechanical Engraving
- Vibro Engraving / Scribing
Equivalent designations
Standards and trade names that resolve to Phenolic XX in FabDigit's catalog. Equivalence is nominal — check the exact specification when certification matters.
- Trade names
- Garolite XXBakelite
Stock forms
Raw-material forms FabDigit sources Phenolic XX in.
Property data is compiled from published supplier and standards handbooks and normalised for comparison; hardness values on non-Brinell scales are converted approximately for charting only. Manufacturability limits are FabDigit quote-engine defaults and may be relaxed by engineering review. Nothing on this page is a certification — request mill certs, CoC or material test reports with your order.