Sorun ve Çözüm

Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →

PVC Warpage Deformation

PVC warpage treatment relies on structural uniformity and cooling balance; holding pressure optimization is an auxiliary means; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Processing Machinery PVC;warpage;uneven cooling;wall thickness;holding pressure

15 görüntüleme

Tam Yanıtı Oku →

PVC Weld Line and Flow Mark

PVC weld line treatment mainly relies on speed and position; use temperature means cautiously and strictly prevent crossing into degradation; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Injection Molding PVC;weld line;flow mark;injection speed;gate

15 görüntüleme

Tam Yanıtı Oku →

PVC Short Shot Troubleshooting

The solution space for PVC short shot lies in pressure and structure; limited temperature means determines that design must come first; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Molds & Tooling PVC;short shot;thin wall;2mm;high flow

16 görüntüleme

Tam Yanıtı Oku →

PVC Bubble and Silver Streak Troubleshooting

PVC gas-type defects are troubleshot along three routes: moisture, venting, degradation; when drying is ineffective, immediately turn to the latter two; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Material Drying PVC;bubble;silver streak;venting;troubleshooting

16 görüntüleme

Tam Yanıtı Oku →

PVC Burnt: Check Temperature First

PVC troubleshooting has a clear priority; temperature first, shear second, venting third—checking in order is most efficient; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Molds & Tooling PVC;burnt;troubleshooting order;temperature;55-60%

16 görüntüleme

Tam Yanıtı Oku →

PVC Back Pressure and Screw Speed

PVC plasticization management takes low shear as the guideline; both back pressure and speed are low, and temperature is the main adjustment means; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Processing Machinery PVC;back pressure;screw speed;low shear;plasticization

15 görüntüleme

Tam Yanıtı Oku →

PVC Injection Speed Medium-Low Speed

PVC speed strategy is segmented control dominated by medium-low speed; slow at the gate area, stable in the filling section, temperature compensates weld lines; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Injection Molding PVC;injection speed;50-80mm/s;segmented;burnt

15 görüntüleme

Tam Yanıtı Oku →

PVC Shrinkage Rate Difference

PVC shrinkage differs fivefold between rigid and soft; mold design must determine the category first, then set the allowance; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Molds & Tooling PVC;shrinkage rate;0.2-0.6%;1.0-2.5%;rigid and soft

16 görüntüleme

Tam Yanıtı Oku →

PVC Vent Slot 0.01-0.02mm

PVC venting is precision work; the 0.01-0.02mm window is combined with dense layout and regular cleaning; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Molds & Tooling PVC;vent slot;0.01-0.02mm;burnt;flash

16 görüntüleme

Tam Yanıtı Oku →

PVC Yellowing Graded Early Warning

Color is the thermometer of PVC degradation; yellow means warn, brown means stop, black means scrap—graded response is written into the work instruction; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Molds & Tooling PVC;yellowing;color grading;conjugated polyene;early warning

16 görüntüleme

Tam Yanıtı Oku →

Önceki 1 ... 620 621 622 623 624 625 626 ... 1164 Sonraki

Kategoriler

Tüm Konular 11636 Material Drying 1439 Injection Molding 1506 Molding Process 740 Molds & Tooling 1506 Processing Machinery 2025 Extrusion & Post 2239 Blow Molding 315 Thermoforming 141 Material Analysis 1343 Production & Quality 382

Sorun ve Çözüm

Kategoriler

Teklif Al