78Mpa Tensile Strength Phenolic Cotton Sheet with 10KV Breakdown Voltage and 1-80mm Thickness
Price:
USD2.80/kg
MOQ:
100kgs
Delivery Time:
10-20days
Brand:
3A Rubber
Product Description
78Mpa Insulation Phenolic Cotton Sheet / Bakelite Cotton Sheets 1-80mm X 1m X 2m
phenolic cotton sheet, bakelite cotton sheet, insulation cotton sheet, cotton laminate sheet
Phenolic cotton sheet is a hard, dense material manufactured by applying heat and pressure to layers of cotton fabric impregnated with phenolic resin. This high-pressure thermosetting industrial laminated plastic offers excellent electrical properties, mechanical strength, and thermal resistance, making it ideal for demanding industrial applications.
Key Features
- Excellent electrical insulation properties
- Superior mechanical strength and durability
- No water absorption
- High heat resistance (B class 130)
- Good surface hardness and abrasion resistance
- Reliable insulation performance
Applications
PCB fixtures, ICT fixtures, drilling machine pads, gears, motors, generators, transformers, fixture inverters, switches, electrical insulation parts, and various electrical insulation components.
Specifications
Material: Phenolic resin + cotton fabric
Color: Brown, beige, yellow, red
Surface: Smooth
Tensile Strength: 78Mpa
Flexural Strength: 90-110Mpa
Compression Strength: 138Mpa
Breakdown Voltage: 10KV
Density: 1.25-1.40g/cm³
Heat Resistance: B class 130
Size: 1-80mm * 1m * 2m
Technical Properties by Grade
| Properties | Units | 3723 | 3724 | 3725 | 3726 |
|---|---|---|---|---|---|
| Density | g/cm³ | 1.25-1.40 | 1.25-1.40 | 1.25-1.40 | 1.25-1.40 |
| Water absorption rate (D-24/23) | % | 1.7 | 1.0 | 1.2 | 1.0 |
| Flexural strength | MPa | 90 | 95 | 110 | 95 |
| Tensile strength | MPa | 78 | - | - | - |
| Compression strength (Axial) | MPa | 138 | 138 | 138 | 138 |
| Breakdown voltage parallel to laminations (in transformer oil) | KV | 10 | 10 | 10 | 10 |
| Flammability | - | - | - | - | - |
| Color | - | Natural | Natural | Natural | Natural |
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Company
SANHE 3A RUBBER & PLASTIC CO., LTD.
Location
45 Hualian Golden Street, Sanhe Hebei China
Contact Person
Shiguo Han