Glass composite circuit board materials | R-1786, R-1781

Glass composite circuit board materials NewCEM-3

  1. Excellent tracking resistance (CTI ≥ 600V)
  2. Excellent insulation reliability (CAF resistance)
  3. Having excellent high frequency property
  4. Excellent board thickness accuracy

Circuit Board Materials

  • Part Number

Double-sided
copper clad

R-1786
Single-sided
copper clad
R-1781

  • Application
  • Detailed use
battery
・For digital·home appliance
Inverter power supply system board, Air conditioner, Washing machine, Refrigerator, Power conditioner, Antenna circuit board, Etc.

Properties

Tracking resistance
High reliability
Flexible size

Tracking resistance

Tracking resistance

CAF resistance

CAF resistance

Board thickness accuracy

Board thickness accuracy

General properties

Item Test method Condition Unit R-1786
Solder heat resistance JIS C6481 260°C solder float for 2min No abnormality
Heat resistance 1oz JIS C6481 A 240°C 60min
Dielectric constant (Dk) 1MHz IPC TM-650 2.5.5.9 C-96/20/65 4.5
C-96/20/65+D-24/23 4.5
Dissipation factor (Df) C-96/20/65 0.015
C-96/20/65+D-24/23 0.015
Volume resistivity JIS C6481 C-96/20/65 MΩ·m 1×108
C-96/20/65+C-96/40/90 5×107
Surface resistivity JIS C6481 C-96/20/65 3×108
C-96/20/65+C-96/40/90 1×108
Insulation resistance JIS C6481 C-96/20/65 5×108
C-96/20/65+D-2/100 1×107
Water absorption JIS C6481 E-24/50+D-24/23 % 0.08
Flexural strength Fill JIS C6481 A N/mm2 280
Peel strength 1/2oz JIS C6481 A kN/m 1.47
260°C solder float for 20sec 1.47
1oz JIS C6481 A 1.82
260°C solder float for 20sec 1.82
Alkali resistance JIS C6481 dipping (3min) No abnormality
Flammability JIS C6481 A+E-168/70 94V-0

The sample thickness is 1.6mm.

The above data are typical values and not guaranteed values.