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문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

2239 질문
Q
Unstable frost line height of low density polyethylene film
Q
Gel particles/gel particles in low density polyethylene film
Q
Ovality of low density polyethylene pipes exceeding standard
Q
Bending deformation of low density polyethylene extruded pipes
A
Pipe bending is caused by non-uniform cooling or haul-off eccentricity; it needs to be solved from cooling uniformity and equipment alignment.
Extrusion & Post pipe bendinguneven coolinghaul-off alignmentuniform wall thicknessstraightness
Q
Uneven thickness of low density polyethylene cast film
Q
Wrinkles in low density polyethylene blown film
Q
Die marks/lines on low density polyethylene extruded products
A
Die marks are caused by die inner wall damage or impurities; the die condition needs regular cleaning and inspection.
Extrusion & Post die marksdie scratchesimpurity cleaningflow channel designfilter screen
Q
Film blocking/poor anti-blocking of low density polyethylene film
Q
Uneven thickness of low density polyethylene blown film
A
Uneven film thickness is caused by uneven die gap, temperature, or cooling; it needs to be solved from mold accuracy and process stability.
Extrusion & Post film thicknessdie gaptemperature uniformityair ring coolinghaul-off stability
Q
Poor transparency of low density polyethylene blown film
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