2、Grade: 35UH, 38UH, 35EH, 38EH
4、Magnetic Flux Consistency. Testing fux in the same testing equipment in the room temperature. The maximum deviation value of flux is less than3%
5、Thermal demagnetization:
Test conditions; baking 2 hoursin 180C
Eligibility criteria: The average value of the fluw ireversible loss is less than 1% in the same motor, and the fux freversible loss of single magnet is less than 2%
6、Weight Loss.
HAST Testing(unsaturated humidity, without coating)
Test conditions: Temp:120C. Pressure: 0.27MPa Humidity: 80% Testing time. 240hours.
Eligibility criteria: the average value of weight loss is less than 2mg/cm? in the same motor, and weight loss of single magnet is less than 3mg/cmf
7、Coating:
High Temperature Resistant Testing:
Test conditions : baking 2 hoursin 250C
Eligibilty criteria: no blistering and no discoloring
Cold and Hot Shock Testing
Test conditions : keeping 150C for 30mins, and then keeping -50^C for 30mins which is one cycleTesting 240 cycles.Eligibility criteria: no peeling,
no blistering and no rust
Test conditions:
Temp :85*C. Humidity : 85%. Testing time: 240hoursEligibility criteria: no peeling,
no blistering and no rust
PCT Testing(saturated humidity, with coating)
Test conditions: Temp:120*C. Pressure: 0.27MPa. Humidity: 100%. Testing time: 168hoursEigibility criteria: no peeling,
no blistering and no rust
Salt Spray Test
Test conditions: Temp.:35"C. NaC:.5%. PH:6.5-7.2, Testing time: 2300hoursEligibility criteria: no peeling,
no blistering and no rust
Tell：+86-21-3616-1919*831
Fax：+86-21-3616-1005
Email：info@rmag.cn
Adress：No.602 Yeji Road,Baoshan Urban Industrial Zone,Shanghai,China.200444
