The PolyChem Development & Marketing
TsongKai Technology


New Plastics Additive
Super Saving TK Series
improve the performance of
Injection, Extrusion, Blow Film/Mold


Customer Testimonials and Field Tests/Demonstrations 




The case study outlined below includes ONLY the brief summary of its individual
test background and result; please feel free to contact your local dealer if you want
to know more about how TK Series can help your unique plastic processing.

Case# 012: 100% recycled PP injection, audio speaker parts




audio speaker part 

Resin Type:

100% recycled PP



Filler Type


Customer concerns:

cannot use the recycled PP because product finish was opaque, dull and not glossy

Tests Brief:

50 kgs of  recycled PP + 200 grams of TK-2; injection

Tests Result:

no surface imperfection, glossy finish

Major Benefits:

1. over 50% saving in resin cost.
2. solve long-standing inventory headache


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