PaperChem — Wet-End Intelligence

Machine type

Production (t/day)

Process conditions

Headbox pH

Temperature (°C)

Freeness CSF (mL)

Consistency (%)

Suspended solids & conductivity

Turbidity (NTU)

Suspended solids (mg/L)

Conductivity (µS/cm)

Cationic demand (meq/L)

Wet-end chemistry simulator — mixing visualization

Configure furnish and chemicals below, then click Analyze

—

Zeta potential (mV)

—

Bonding index / 100

—

First-pass retention (%)

—

Drainage rate (rel.)

—

Cationic demand met (%)

Zeta potential gauge

−40 mV−200+20 mV

—

Run analysis to see zeta recommendation

Shopfloor break-risk alert

Configure system and run analysis

Layers configure furnish, chemicals and conditions per layer

Furnish blend for zeta

Cationic chemicals (kg/t)

Cationic starch

C-PAM

PAC

Alum

PolyDADMAC

Coagulant ppm

Temp °C

SS g/L

Cond µS/cm

Zeta potential result

—

Zeta (mV)

—

Retention quality

—

Cationic demand (meq/g)

−40 mV−200+20 mV

Run calculation above

pH sweep — zeta vs pH at current conditions

Green band = optimal retention zone (−10 to +5 mV)

Dye configuration

Dye type

Dose (kg/t)

OBA dose (kg/t)

Temperature °C

Alum (kg/t)

Cationic fixative (kg/t)

Furnish base

Cationic starch (kg/t)

Chemistry notes

Results

—

% fixation

—

kg/t to effluent

pH efficiency—

Competition factor—

Configure and predict

Fixation vs pH (at current conditions)

Internal sizing

AKD dose (kg/t)

ASA dose (kg/t)

Rosin (kg/t)

Alum for sizing (kg/t)

Temp °C

Dryer temp °C

Cationic starch (kg/t)

Sizing performance prediction

—

Efficiency %

—

Est. Cobb (g/m²)

Configure and analyze

AKD curing efficiency vs temperature & pH

Strength chemical dosing

Cationic starch (kg/t)

Anionic starch (kg/t)

CMC (kg/t)

Guar gum (kg/t)

PAE wet strength (kg/t)

GPAM temp. wet str. (kg/t)

Polyamide-WS (kg/t)

Urea-formaldehyde (kg/t)

C-PAM strength (kg/t)

Debonder (tissue, kg/t)

Temp °C

CSF freeness (mL)

Furnish

Bonding & break risk

—

Bonding index

—

Wet strength factor

—

Strength chemical interaction notes

Configure and analyze

Retention & drainage chemical dosing

C-PAM (kg/t)

A-PAM (kg/t)

Nano silica (kg/t)

Bentonite (kg/t)

PAC (kg/t)

Alum (kg/t)

PolyDADMAC (kg/t)

Microparticle (kg/t)

Cationic starch (kg/t)

Drainage aid (kg/t)

Temp °C

Fines fraction (%)

Filler load (kg/t)

Retention results

—

FPR (%)

—

Drainage rate (rel)

Run analysis

Retention system classification

Configure and run

Enzyme pre-treatment

Enzyme type

Dose (g/t pulp)

Contact time (min)

Temp °C

Select enzyme type above

Configure and model

Biocides & microbiological control

Biocide type

Dose (ppm)

Frequency

Temp °C

Select biocide type

Configure and predict

Specialty & functional chemicals

Defoamer (kg/t)

Pitch control / talc (kg/t)

Cationic pitch fixative (kg/t)

Dispersant (kg/t)

Scale inhibitor (ppm)

Corrosion inhibitor (ppm)

Felt conditioner (kg/t)

Wire cleaner (kg/t)

Chelant / EDTA (ppm)

Surfactant (kg/t)

Flame retardant (kg/t)

Barrier coating aid (kg/t)

Chemical interaction matrix — select two chemicals to see interaction

Chemical A

Chemical B

Temperature °C

Common incompatibility quick reference

PaperChem — wet-end chemistry dashboard for paper, board and tissue machines