China Wholesale Orp Water Magnesium Balls Factory Quotes – Porous Ceramic Ball for catalyst covering and supporting material – Zhongtai

Type

Feldspar

Feldspar-Molai

Molai Stone

Molai-Corundum

Corundum

Item

Chemical content
(%)

Al2O3

20-30

30-45

45-70

70-90

≥90

Al2O3+ SiO2

≥90

Fe2O3

≤1

Water adsorption (%)

≤5

Acid resistance (%)

≥98

Alkaki resistance (%)

≥80

≥82

≥85

≥90

≥95

Operation temperature (°C)

≥1300

≥1400

≥1500

≥1600

≥1700

Crushing strength
(N/Piece)

Φ3mm

≥400

≥420

≥440

≥480

≥500

Φ6mm

≥480

≥520

≥600

≥620

≥650

Φ8mm

≥600

≥700

≥800

≥900

≥1000

Φ10mm

≥1000

≥1100

≥1300

≥1500

≥1800

Φ13mm

≥1500

≥1600

≥1800

≥2300

≥2600

Φ16mm

≥1800

≥2000

≥2300

≥2800

≥3200

Φ20mm

≥2500

≥2800

≥3200

≥3600

≥4000

Φ25mm

≥3000

≥3200

≥3500

≥4000

≥4500

Φ30mm

≥4000

≥4500

≥5000

≥5500

≥6000

Φ38mm

≥6000

≥6500

≥7000

≥8500

≥10000

Φ50mm

≥8000

≥8500

≥9000

≥10000

≥12000

Φ75mm

≥10000

≥11000

≥12000

≥14000

≥15000

Bulk density (kg/m3)

1100-1200

1200-1300

1300-1400

1400-1550

≥1550

Diameter

6 /8 /10

13 /16 /20 /25

30 /38 /50

60 /75

Tolerance of diameter

± 1.0

± 1.5

± 2.0

± 3.0

Pore diameter

2-3

3-5

5-8

8-10