Gongyi Xinqi Polymer Co., Ltd.Papermaking PolyacrylamideWET-END SELECTION DESK
PAPER MACHINE / PAM RETENTION · DRAINAGE · STRENGTH
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COLLECTION / WET-END NOTES

Papermaking Polyacrylamide Wet-End Notes

Practical guides for papermaking PAM selection, retention, drainage, addition points, charge demand, dry strength, troubleshooting and RFQs.

FURNISH
actual stock
ADDITION
defined sequence
EVIDENCE
measured sheet
Paper wet-end laboratory retention and drainage test with pulp furnish
COLLECTION / WET-END NOTES
INDEX / 08 SHEETS

Move from furnish conditions to a testable polymer decision.

Each sheet addresses one product, machine, verification or purchasing task.

Paper wet-end laboratory retention and drainage test with pulp furnish
01 / WET-END NOTE 01 / SELECTION

How to Select Papermaking Polyacrylamide

Choose papermaking PAM by retention, drainage or dry-strength duty, furnish charge, shear, paper quality and machine trial evidence.

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Wet paper web and contained white-water drainage at the forming wire
02 / WET-END NOTE 02 / BALANCE

CPAM Retention, Drainage and Formation Balance

Balance CPAM fines and filler retention with drainage, formation, sheet strength, white-water quality and paper-machine runnability.

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Paper wet-end laboratory retention and drainage test with pulp furnish
03 / WET-END NOTE 03 / DUAL SYSTEM

How to Test a Dual Polymer Retention System

Test CPAM, APAM and microparticle paper retention systems with realistic sequence, delay, shear, filler retention, drainage and formation.

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Automated polyacrylamide make-down and wet-end dosing system in a paper mill
04 / WET-END NOTE 04 / ADDITION POINT

Best PAM Addition Point on a Paper Machine

Choose a paper-machine PAM addition point by stock consistency, mixing, contact time, shear, other additives, retention and formation evidence.

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Recycled fiber stock preparation and approach-flow equipment in a paper mill
05 / WET-END NOTE 05 / CHARGE

Wet-End Charge Demand and PAM Performance

Use conductivity, cationic demand, furnish solids and white-water trends to diagnose unstable papermaking PAM retention and drainage.

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Handsheets and tensile equipment used for paper dry-strength testing
06 / WET-END NOTE 06 / STRENGTH TEST

Polyacrylamide Dry Strength Test for Paper

Run furnish-specific handsheet and paper tests for PAM dry-strength agents using controlled addition, sheet making, conditioning and statistics.

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Automated polyacrylamide make-down and wet-end dosing system in a paper mill
07 / WET-END NOTE 07 / TROUBLESHOOTING

Paper Machine PAM Troubleshooting Guide

Diagnose papermaking PAM retention, drainage and formation changes through furnish, make-down, addition, shear and white-water evidence.

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Paper-grade polyacrylamide samples plain export bags and paper specimens
08 / WET-END NOTE 08 / RFQ

Papermaking Polyacrylamide Supplier RFQ Checklist

Prepare a papermaking PAM RFQ with furnish, wet-end chemistry, application, test methods, addition, packaging, quantity and destination.

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