1.Hgw2082 canvas based phenolic sheets.
2.Hgw2082 canvas based phenolic sheets are made of cotton cloth impregnated phenolic resin by processing under heat and pressure.
3.Hgw2082 canvas based phenolic sheets with high solidity, flexural strength and hardness, no creep under load, good impact resistance, wear resistant and heat form stabilized, emergency running properties, good flatness of the sheets; low thermal expansion.
4.Hgw2082 canvas based phenolic sheets can be processed into all kinds of insulation parts,The products are widely used transformers, electric motors, cabinets, control boxes, electric switches, household appliances, railway, automobile, computer and medical appliance,etc.
5.The size of Hgw2082 canvas based phenolic sheets:
Area:1020x1220mm (40"x48");1020x2040mm (40"x80");1220X2440mm(48"x96")
Thickness:0.5-100mm (0.020"-3.94")
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No.
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Item
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Units
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Value
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Hgw2082 canvas based phenolic sheets
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1
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Applicable Standards
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—
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DIN7735
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2
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Density
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g/cm³
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1.30~1.45
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3
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Impact strength parallel to laminations( Charpy)
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kJ/m²
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30
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4
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Tensile strength
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MPa
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80
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5
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Impact strength
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MPa
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170
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6
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Bonding strength
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N
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2500
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7
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Insulation resistance
Impregnated in water
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Ω
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1×107
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8
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Relative permittivity 48~62Hz
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—
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5.0
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9
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oltage endurance parallel to lamination (in oil 90±2°C)
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kV
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1.0
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10
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Voltage endurance perpendicular to lamination ≥ (in oil 90±2°C Thickness 3mm
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kV/mm
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1.60
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11
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Heat stability
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°C
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120
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12
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Water absorption (Thickness:3.0mm)
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mg
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249
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13
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Temperature index
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°C
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120
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