Comparison table of characteristic values
Test items | unit | Test conditions | General Fibre | Heat and water resistant fiber | Flame retardant fiber | ||
HB-77N | K-57N | RK-76(S)GY | NF-77(N)GY | RNF-77GY | |||
Thickness | mm | 23℃50%RH | 2.00 | 2.00 | – | – | – |
Paper weight in gsm | g/m² | 2570 | 2700 | – | – | – | |
Density | g/cm³ | 1.29 | 1.35 | – | – | – | |
Tensile strength (Machine direction) | Mpa | 111 | 103 | – | – | – | |
Tensile strength (Cross direction) | 60 | 55 | – | – | – | ||
Bending resistance (Machine direction) | mm | 19.1 | – | – | – | – | |
Bending resistance (Cross direction) | 6.4 | – | – | – | – | ||
Thermal contraction rate (Machine direction) | % | 105℃/5hrs | 0.6 | 0.8 | – | – | – |
Thermal contraction rate (Cross direction) | 1.4 | 1.5 | – | – | – | ||
Thermal contraction rate (Thickness) | 3.2 | 3.0 | – | – | – | ||
Breakdown strength | kV/mm | 23℃50%RH | – | 11.5 | – | – | – |
105℃/48h | 25.6 | 25.2 | – | – | – | ||
Volume resistivity | MΩ・cm | 23℃50%RH | – | 9.0×10⁴ | – | – | – |
40℃90%RH/24h |
– | 1.4×10⁴ | – | – | – | ||
Arc resistance | Minutes | 23℃50%RH | 133 | 133 | – | – | – |
Water absorption rate | % | 23℃Water absorption1hr | – | 7.3 | – | – | – |
Moisture | % | 105℃/48h | 10or less | 10or less | – | – | – |
Flame retardance | UL94 | HB | HB | – | – | – | |
Hot wire | Minutes | UL746A | 15~30 | – | – | – | – |
High amp arc | Rounds | UL746A | 120or more | – | – | – | – |
Test items | unit | Test conditions | General Fibre | Heat and water resistant fiber | Flame retardant fiber | ||
HB-77N | K-57N | RK-76(S)GY | NF-77(N)GY | RNF-77GY | |||
Thickness | mm | 23℃50%RH | 1.60 | 1.60 | – | 1.60 | – |
Paper weight in gsm | g/m² | 2062 | 2083 | – | 2154 | – | |
Density | g/cm³ | 1.29 | 1.30 | – | 1.35 | – | |
Tensile strength (Machine direction) | Mpa | 114 | 105 | – | 79 | – | |
Tensile strength (Cross direction) | 61 | 57 | – | 48 | – | ||
Bending resistance (Machine direction) | mm | 11.8 | – | – | – | – | |
Bending resistance (Cross direction) | 5.0 | – | – | – | – | ||
Thermal contraction rate (Machine direction) | % | 105℃/5hrs | 0.7 | 0.7 | – | 0.6 | – |
Thermal contraction rate (Cross direction) | 1.5 | 1.5 | – | 1.2 | – | ||
Thermal contraction rate (Thickness) | 3.4 | 3.1 | – | 2.1 | – | ||
Breakdown strength | kV/mm | 23℃50%RH | – | 15.6 | – | 5.3 | – |
105℃/48h | 28.2 | 30.6 | – | 29.0 | – | ||
Volume resistivity | MΩ・cm | 23℃50%RH | – | 4.8×10⁵ | – | 3.4×10⁴ | – |
40℃90%RH/24h |
– | 2.1×10³ | – | 1.7×10² | – | ||
Arc resistance | Minutes | 23℃50%RH | 134 | 131 | – | – | – |
Water absorption rate | % | 23℃Water absorption1hr | – | 6.2 | – | – | – |
Moisture | % | 105℃/48h | 10or less | 10or less | – | 10or less | – |
Flame retardance | UL94 | HB | HB | – | V-0 | – | |
Hot wire | Minutes | UL746A | 15~30 | – | – | 120or more | – |
High amp arc | Rounds | UL746A | 120or more | – | – | 120or more | – |
Test items | unit | Test conditions | General Fibre | Heat and water resistant fiber | Flame retardant fiber | ||
HB-77N | K-57N | RK-76(S)GY | NF-77(N)GY | RNF-77GY | |||
Thickness | mm | 23℃50%RH | 1.20 | 1.20 | – | 1.20 | – |
Paper weight in gsm | g/m² | 1542 | 1524 | – | 1598 | – | |
Density | g/cm³ | 1.29 | 1.28 | – | 1.36 | – | |
Tensile strength (Machine direction) | Mpa | 121 | 104 | – | 84 | – | |
Tensile strength (Cross direction) | 65 | 57 | – | 54 | – | ||
Bending resistance (Machine direction) | mm | 7.9 | 16.1 | – | 34.6 | – | |
Bending resistance (Cross direction) | 3.6 | 11.1 | – | 31.1 | – | ||
Thermal contraction rate (Machine direction) | % | 105℃/5hrs | 0.7 | 0.8 | – | 0.6 | – |
Thermal contraction rate (Cross direction) | 1.6 | 1.7 | – | 0.9 | – | ||
Thermal contraction rate (Thickness) | 3.6 | 3.3 | – | 1.8 | – | ||
Breakdown strength | kV/mm | 23℃50%RH | – | 17.4 | – | 9.2 | – |
105℃/24h | 30.2 | 32.1 | – | 31.6 | – | ||
Volume resistivity | MΩ・cm | 23℃50%RH | – | 1.0×10⁶ | – | 4.9×10⁴ | – |
40℃90%RH/24h |
– | 6.5×10³ | – | 4.5×10² | – | ||
Arc resistance | Minutes | 23℃50%RH | 134 | 130 | – | – | – |
Water absorption rate | % | 23℃Water absorption1hr | – | 6.7 | – | – | – |
Moisture | % | 105℃/24h | 10or less | 10or less | – | 10or less | – |
Flame retardance | UL94 | HB | HB | – | V-0 | – | |
Hot wire | Minutes | UL746A | 7~15 | – | – | 120or more | – |
High amp arc | Rounds | UL746A | 120or less | – | – | 120or less | – |
Test items | unit | Test conditions | General Fibre | Heat and water resistant fiber | Flame retardant fiber | ||
HB-77N | K-57N | RK-76(S)GY | NF-77(N)GY | RNF-77GY | |||
Thickness | mm | 23℃50%RH | 1.00 | 1.00 | 1.00 | 1.00 | – |
Paper weight in gsm | g/m² | 1269 | 1275 | 1285 | 1285 | – | |
Density | g/cm³ | 1.27 | 1.28 | 1.29 | 1.29 | – | |
Tensile strength (Machine direction) | Mpa | 120 | 102 | 121 | 82 | – | |
Tensile strength (Cross direction) | 64 | 56 | 65 | 46 | – | ||
Bending resistance (Machine direction) | mm | 6.3 | 14.5 | – | 14.2 | – | |
Bending resistance (Cross direction) | 2.7 | 10.4 | – | 10.8 | – | ||
Thermal contraction rate (Machine direction) | % | 105℃/5hrs | 0.7 | 0.8 | 0.7 | 0.8 | – |
Thermal contraction rate (Cross direction) | 1.7 | 1.8 | 1.6 | 1.5 | – | ||
Thermal contraction rate (Thickness) | 3.7 | 3.5 | 3.1 | 2.6 | – | ||
Breakdown strength | kV/mm | 23℃50%RH | – | 18.5 | 24.5 | 9.1 | – |
105℃/24h | 32.7 | 33.7 | 33.4 | 34.9 | – | ||
Volume resistivity | MΩ・cm | 23℃50%RH | – | 1.8×10⁶ | 4.0×10⁶ | 3.2×10⁴ | – |
40℃90%RH/24h> |
– | 6.1×10³ | 3.8×10⁴ | 2.6×10² | – | ||
Arc resistance | Minutes | 23℃50%RH | 135 | 130 | – | – | – |
Water absorption rate | % | 23℃Water absorption1hr | – | 6.9 | 2.5 | – | – |
Moisture | % | 105℃/24h | 10or less | 10or less | 10or less | 10or less | – |
Flame retardance | UL94 | HB | HB | HB | V-0 | – | |
Hot wire | Minutes | UL746A | 7~15 | – | – | 120or more | – |
High amp arc | Rounds | UL746A | 120or more | – | – | 120or more | – |
Test items | unit | Test conditions | General Fibre | Heat and water resistant fiber | Flame retardant fiber | ||
HB-77N | K-57N | RK-76(S)GY | NF-77(N)GY | RNF-77GY | |||
Thickness | mm | 23℃50%RH | 0.80 | 0.80 | 0.80 | 0.80 | 0.80 |
Paper weight in gsm | g/m² | 989 | 995 | 1005 | 1017 | 1052 | |
Density | g/cm³ | 1.24 | 1.24 | 1.26 | 1.27 | 1.31 | |
Tensile strength (Machine direction) | Mpa | 119 | 101 | 105 | 91 | 90 | |
Tensile strength (Cross direction) | 63 | 57 | 60 | 47 | 49 | ||
Bending resistance (Machine direction) | mm | 4.8 | 16.6 | – | 8.6 | 8.9 | |
Bending resistance (Cross direction) | 1.8 | 13.1 | – | 4.1 | 8.2 | ||
Thermal contraction rate (Machine direction) | % | 105℃/5hrs | 0.7 | 0.8 | 0.7 | 0.7 | 0.6 |
Thermal contraction rate (Cross direction) | 1.8 | 1.8 | 1.6 | 1.5 | 1.5 | ||
Thermal contraction rate (Thickness) | 3.8 | 3.5 | 2.8 | 2.5 | 2.6 | ||
Breakdown strength | kV/mm | 23℃50%RH | – | 18.5 | 20.3 | 11.0 | 13 |
105℃/24h | 33.6 | 35.5 | 38.4 | 36.2 | 39.8 | ||
Volume resistivity | MΩ・cm | 23℃50%RH | – | 5.0×10⁶ | 1.6×10⁷ | 4.1×10⁴ | 2.0×10⁵ |
40℃90%RH/24h |
– | 7.3×10³ | 8.3×10⁴ | 3.1×10² | 4.8×10³ | ||
Arc resistance | Minutes | 23℃50%RH | 134 | 128 | – | – | – |
Water absorption rate | % | 23℃Water absorption 1hr | – | 7.2 | 1.6 | – | – |
Moisture | % | 105℃/24h | 10or less | 10or less | 10or less | 10or less | 10or less |
Flame retardance | UL94 | HB | HB | HB | V-0 | V-0 | |
Hot wire | Minutes | UL746A | 7~15 | – | – | 120or more | 30~60 |
High amp arc | Rounds | UL746A | 120or more | – | – | 120or more | 120or more |
Test items | unit | Test conditions | General Fibre | Heat and water resistant fiber | Flame retardant fiber | ||
HB-77N | K-57N | RK-76(S)GY | NF-77(N)GY | RNF-77GY | |||
Thickness | mm | 23℃50%RH | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 |
Paper weight in gsm | g/m² | 606 | 609 | 620 | 624 | 646 | |
Density | g/cm3 | 1.21 | 1.22 | 1.24 | 1.25 | 1.29 | |
Tensile strength (Machine direction) | Mpa | 114 | 103 | 114 | 90 | 98 | |
Tensile strength (Cross direction) | 60 | 58 | 58 | 47 | 55 | ||
Bending resistance (Machine direction) | mm | 2.2 | 14.1 | – | 5.0 | 8.5 | |
Bending resistance (Cross direction) | 0.7 | 11.1 | – | 2.3 | 4.2 | ||
Thermal contraction rate (Machine direction) | % | 105℃/5hrs | 0.8 | 0.8 | 0.7 | 0.6 | 0.5 |
Thermal contraction rate (Cross direction) | 1.9 | 1.7 | 1.6 | 1.5 | 1.2 | ||
Thermal contraction rate (Thickness) | 3.8 | 3.7 | 3.6 | 2.7 | 2.8 | ||
Breakdown strength | kV/mm | 23℃50%RH | – | 19.0 | 29.1 | 8.3 | 17.7 |
105℃/24h | 37.3 | 37.2 | 36.5 | 37.9 | 37.3 | ||
Volume resistivity | MΩ・cm | 23℃50%RH | – | 8.4×10⁶ | 8.0×10⁶ | 8.9×10⁴ | 7.3×10⁵ |
40℃90%RH/24h |
– | 1.4×10⁴ | 2.9×10⁴ | 4.1×10² | 3.7×10³ | ||
Arc resistance | Minutes | 23℃50%RH | 130 | 123 | – | – | – |
Water absorption rate | % | 23℃Water absorption1hr | – | 7.3 | 4.2 | – | – |
Moisture | % | 105℃/24h | 10or less | 10or less | 10or less | 10or less | 10or less |
Flame retardance | UL94 | – | – | – | V-0 | V-0 | |
Hot wire | Minutes | UL746A | – | – | – | 120or more | – |
High amp arc | Rounds | UL746A | – | – | – | 120or more | – |
Test items | unit | Test conditions | General Fibre | Heat and water resistant fiber | Flame retardant fiber | ||
HB-77N | K-57N | RK-76(S)GY | NF-77(N)GY | RNF-77GY | |||
Thickness | mm | 23℃50%RH | 0.25 | – | – | 0.25 | 0.25 |
Paper weight in gsm | g/m² | 254 | – | – | 287 | 308 | |
Density | g/cm3 | 1.06 | – | – | 1.15 | 1.22 | |
Tensile strength (Machine direction) | Mpa | 95 | – | – | 85 | 99 | |
Tensile strength (Cross direction) | 48 | – | – | 44 | 57 | ||
Bending resistance (Machine direction) | mm | 0.5 | – | – | 2.2 | 6.5 | |
Bending resistance (Cross direction) | 0.1 | – | – | 0.7 | 3.5 | ||
Thermal contraction rate (Machine direction) | % | 105℃/5hrs | 0.8 | – | – | 0.6 | 0.4 |
Thermal contraction rate (Cross direction) | 1.9 | – | – | 1.5 | 1.0 | ||
Thermal contraction rate (Thickness) | 3.6 | – | – | 3.2 | 3.2 | ||
Breakdown strength | kV/mm | 23℃50%RH | – | – | – | 11.7 | 31.8 |
105℃/24h | 38.5 | – | – | 40.2 | 42.7 | ||
Volume resistivity | MΩ・cm | 23℃50%RH | – | – | – | 9.9×10⁴ | 8.3×10⁶ |
40℃90%RH/24h |
– | – | – | 2.4×10³ | 2.8×10⁴ | ||
Arc resistance | Minutes | 23℃50%RH | – | – | – | – | – |
Water absorption rate | % | 23℃Water absorption 1hr | – | – | – | – | – |
Moisture | % | 105℃/24h | 10or less | – | – | 10or less | 10or less |
Flame retardance | UL94 | – | – | – | V-0 | V-0 | |
Hot wire | Minutes | UL746A | – | – | – | 120or more | – |
High amp arc | Rounds | UL746A | – | – | – | 120or more | – |
※ The above figures are reference values, not guaranteed values
※ Physical property value does not change by color, but electrical property value may become low by some color.
Comparison table of characteristic values with various plastic products
※ The above values are reference values, not guaranteed values