Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

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Q

PA12 SLS Interlayer Peeling

A

Interlayer peeling is a signal of insufficient energy; raise temperature and reduce speed to promote interlayer fusion; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for...

Processing Machinery SLS interlayer peelingfusionscanning speedenergy

Q

PA12 SLS Pore Defects

A

For SLS pores, first dry the powder and then raise preheating, with laser power assisting gas discharge; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshootin...

Material Drying SLS porespowder dryingpreheatingdensity

Q

PA12 SLS Nitrogen Protection and Yellowing

A

For SLS yellowing, first check nitrogen purity; 99.9% is the bottom line for oxidation prevention; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting simi...

Material Analysis SLS nitrogenyellowingoxidationatmosphere protection

Q

PA12 SLS Laser Parameter Matching

A

SLS laser parameters depend on the comprehensive value of energy density, and raising power alone easily causes overburning; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a referenc...

Molding Process SLS laserscanning speedenergy densityoverburning

Q

PA12 SLS Powder Bed Preheating Temperature

A

170-180℃ powder bed is the core of the SLS window, and bed surface temperature difference must be monitored by thermal imaging; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Molding Process SLS preheatingpowder bed temperaturewarpagesintering

Q

PA12 Extrusion Wall Thickness Drift

A

For wall thickness drift, first stabilize output and then adjust haul-off; with the wrong order, the more you repair, the more it deviates; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archiv...

Extrusion & Post wall thickness driftmelt pressurehaul-offsizing

Q

PA12 Pneumatic Tube and Cable Sheath Extrusion

A

Tube wall thickness relies on die lip concentricity plus haul-off matching; for roughness, first check melt temperature and die lip; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a ...

Extrusion & Post tube extrusionuneven wall thicknesshaul-offdie lip

Q

PA12 Fuel Line Oil-resistant Application

A

PA12 oil resistance has 20 years of actual ship and vehicle endorsement, and fuel lines are a mature application; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Processing Machinery fuel lineoil resistancelong-term serviceautomotive

Q

PA12 Fiber Orientation and Gate Design

A

Fiber reinforcement strength lies in orientation, and gate design is strength design; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems ...

Molds & Tooling fiber orientationgate designstrengthmold flow

Q

PA12 Glass Fiber Grade Barrel Wear

A

Glass fiber PA12 must be equipped with wear-resistant barrels and screws; wear of ordinary parts is only a matter of time; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Processing Machinery glass fiber wearbimetallic barrelhard screwmetering

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