Technical index

BWEOR-1

BWEOR-2

BWEOR-3

Granularity (mesh)

20-80

Solid (%)

≥89

Dissolved time(h)

≤2

Insoluble matter (%)

≤0.2

Molecular weight(106)

≥2000

≥2500

≥3500

Degree of hydrolysis (%)

23-27

Residual monomer (%)

≤0.1

filtration ratio

≤2.0

Apparent Viscosity (mpa.s)   Concentration (1500mg/L)degree of mineralization (19334mg/L)     Temp.(75 centigrade)

    ≥11.5

    ≥12.5

    ≥12.5

Apparent Viscosity (mpa.s)   Concentration (1000mg/L)degree of mineralization (2500mg/L)   Temp.(45 centigrade)

    ≥40

    ≥45

    ≥50

Retention rate of shearing Viscosity (%)

≥80

Retention rate of static adsorption Viscosity (%)

≥80