Lightweight products-hard back plate(ZTT-CHC)

To improve the impact resistance of lightweight components, the hard black plate products are introduced. Synergetic work of the laminated reinforcement materials and the resin coating corresponding to the characteristic groups realizes perfect mechanical property, electrical insulation property and  excellent weather resistance, and excellent product performance after different aging has been achieved.

Product  Details
  • High strength, impact resistance: glass fiber content reaches 60%,good mechanical property
  • Good insulation: glass fiber base material has good electrical insulation performance,insulation and voltage resistance
  • Excellent weather resistance: good performance after various agings
Product structure diagram 

Technical Indicators

No.

Test ItemUnitValueTest Standard
1ThicknessμmNominal value±5%

GB/T 6672-2001

2

DimensionCustomizable
3Dimensional stability (MD/TD)%MD≤1.0

TD≤0.5

GB/T 13542.2-2021

4

Peeling strength with EVAN/cm≥60GB/T 2790-1995
5Breakdown voltagekV≥18

GB/T 1408.1-2016

6

Coating adhesionLevel0GB/T 9286-2021
7Pressure cooker test(48h)AppearanceNo bubbling, no wrinkled,  surface not sticky

GB/T 3979-2008

GB/T 7921-2008

△b

≤3
Coating adhesion

≤ level 1

8

Damp heat (1000h)

UV aging (200kWh/m2)

Thermal cycle(200 cycles)

Humidity-Freeze test(30 cycles)

Appearance No bubbling, no wrinkled,  surface not sticky 

IEC 61215-2021

△b

≤3

Coating adhesion

≤ Level 1
Peeling strength with EVA

≥30N/cm

 

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