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The Quality Management System (ISO 9001:2000) enables ELASTRON KIMYA supplies Thermoplastic Elastomer(TPE) products with the most convenient conditions and best customer satisfaction. The latest development is the certification of Elastron according to ISO 14001:2004 Environmental Management System, which reflects our strong sensitivity to the environment.

Troubleshooting

ELASTRON BLOW MOULDING TROUBLESHOOTING GUIDE

Problem

Solution
Rough surface
Increase cylinder temperatures
Increase head/die temperatures
Decrease extrusion speed
Increase mould temperature
Decrease hooper side temperature
Use higher compression screws
Blow parts with
unmolten particules
Increase cylinder temperatures
Increase head/die temperatures
Decrease extrusion speed
Increase back pressure
Use higher compression screws
Blow problems
Dry granules
Dry regrind
Increase or decrease back pressure
Increase parison wall thickness
Unstable parison
Decrease cylinder temperature
Decrease head/die temperatures
Clean the die
Parison is running to one side
Decrease cylinder temperature
Decrease head/die temperatures
Clean the die
Flashing
Decrease melt temperature
Decrease blow pressure
Increase clamp force
Contamination in parison/part
Purge to remove degraded material
Decrease the barrel/head temperature
Reduce cycle time
Weld Lines
Increase melt temperature
Increase die temperature
Clean head and die