E Grade Purging Compound
E Grade is a purging compound for thermoplastic injection molding and extruder machines especially designed for residue-sensitive or low-temperature resins. E Grade leaves very little residue behind while facilitating color and material changes. E Grade is ideal for shutdown and sealing applications to ensure fast and clean machine start-ups. E Grade makes an excellent companion to any other ASACLEAN “scrubbing grades” to ensure maximum cleaning with minimum residue.
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Low Residue | ![]() |
Low Temperature |
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Styrenic-Based | ||
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Resins Purged: Most commodity and engineering resins within the processing temperature range. | ||
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E Grade is ideal for residue-sensitive applications due to its low-residue formulation. It can be used in conjunction with other grades, as a chaser, whenever low residue is crucial | ||
| E | See our other grades | ||
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Color Changes | ![]() |
EX, UP, U, SX, PX |
| Material Changes | ![]() |
EX, UP, U, SX, PX | |
| Hot Runner Cleaning | ![]() |
UP, U | |
| Shutdown/Sealing | ![]() |
UP, U | |
| Clear/Low Residue Applications | ![]() |
U | |
| High Temperature Resins | ![]() |
EX, SX, PX | |
| Low Temperature Resins | ![]() |
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| Carbon/Color Contamination | ![]() |
EX, U |
Processing temperature: 320°F to 530°F (160°C to 270°C)
E Grade has no minimum hot runner gate clearance requirement nor extrusion die or mesh clearance requirement.
Tips when using ASACLEAN:
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ASACLEAN does not work by chemical reaction. |
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No soak time or hold-up time is required for an effective purge |
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For maximum performance, ASACLEAN should not be diluted with other materials. |
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ASACLEAN works best with maximum agitation. Use the maximum safe screw speed and for injection molding also use maximum safe back pressure with the screw in the most forward position. |






