Wiping Quality Test

FU GANG LAB. SIMPLE TEST

(1) Wiping quality test

Grade 1-5: N.G. 
Grade 6-8: For AF market
Grade 9: For OES
Grade 10: For OEM



(2) Durability

Test condition:

1. Ambient temperature of 10 to 38 °C (50 to 100 °F).

2. Water temperature of 7 to 24 °C (45 to 75 °F).

3. Water nozzles— To be located so as to provide as approximately equally distributed water flow on windshield glazing surface at a rate of no less than 820 cm3/min (50 in3/min).

4. Water hardness— Not to exceed 0.2 kg/m3 (12 grains/gal).

5. Power input level at drive motor (frequency test only)— The minimum power available at the drive motor, as specified by the vehicle manufacturer, under normal vehicle operating conditions.

6. Durability controller to simulate controller in vehicle application for current and voltage

Durability test procedure:

The windshield wiper system shall be operated for 1 500 000 cycles, 300 000 cycles at the high-frequency setting and 1 200 000 cycles at low-frequency setting.

In both the highfrequency and low-frequency test cycles, the operational sequence shall be as follows:

Wet operation— water on 5.5 min.
Dry operation— water off 0.5 min.
Park position— 0.1 min minimum to 1 min maximum