Examples of Z CLEAN™ S81

Condition

Molding machine type
Injection molding machine (80t)
Preceding resin
PPS / GF30% Black
Succeeding resin
PC
Temperature conditions
C1:300 C2:330 C3:330 N:330(℃)
C1:572 C2:626 C3:626 N:626(℉)
Molding machine conditions
Screw rotation 50%
Injection conditions
25% injection speed. (Full160cm3 / sec.)
Test materials
① S81 New development product
② Competitor's product

Result of purging process

① S81

Purging process PPS⇒S81
Translating process S81⇒PC

② Competitor's product Purging process

Purging process PPS⇒Competitor's product
Translating process Competitor's product⇒PC

Result

Grade Purging process
Number of shots
Amount of
purging agent(g)
Translating process
Number of shots
S81 6 900 6
Competitor's product 10 1000 7
The new purging resin S81 has a small number of cleaning shots and a small amount of resin, and is useful for PPS cleaning performance and resin switching at 330℃.(626℉).