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XINTAO 17 Support Media

 Introduction

The XINTAO 17 Support Media are the most widely used support media in the world because of their excellent consistence and reliability. Products to these specifications are manufactured from very high quality chemical-porcelain clay materials, which has quite excellent stability, high mechanical strengthand resistance to thermal shock, This makes them all ideal choice for support of all types of catalyst.

 Chemical composition

Typical Technical Composition

Min. %

Max. %

Usual %

SiO2

64.00

75.00

68.40

Al2O3

19.00

26.00

24.50

Fe2O3

******

1.60

0.94

TiO2

******

1.40

0.96

CaO

******

0.65

0.42

MgO

******

0.60

0.38

Na2O

******

2.00

1.12

K2O

******

3.50

3.28

Al2O3 + SiO2

90.00

96.00

92.90

 Physical properties


Index

Value

  Value

Leachable Iron

≤ 0.1%

******

Apparent Porosity by Weight, dia. ≥ 10mm

≤ 0.4%

******

Apparent Porosity by Weight, dia. = 6mm

≤ 1.0%

 ******

Apparent Porosity by Weight, dia. = 3mm

≤ 3.0%

 ******

Moh's Hardness Scale

>6.5

 ******

Water Absorption

<1.0wt.%

 ******

Acid Resistance

>99.8%

 ******

Thermal Conductivity

0.9-1.0 w/m 2 .k

 ******

Thermal Expansion @ 500 ℃

0.20%

 ******

Specific Heat

628-837 j/kgq

 ******

Thermal Shock Stability, 500 ℃ then water cooling

10 times

 ******

Max. Operating Temperature

1050 ℃

1922 ℉

Specific Density

2,300 kg /m 3

144 lb /ft 3

Bulk Density (Packing Density)

1,350 g /cm 3

84 lb /ft 3

 Crush Strength


Size /

Crush Strength

Nominal Size

(lbs)

(kg)

(N/pc)

mm

Inch

min.

min.

min.

3

1/8

50

23

225

6

1/4

123

56

550

10

3/8

202

92

902

13

1/2

385

175

1716

16

5/8

520

236

2315

19

3/4

978

444

4355

25

1

1428

648

6355

38

1-1/2

2020

916

8983

50

2

2987

1355

13288

Inert Ceramic Balls
  XINTAO 17 Support Media XINTAO 23 Support Media
  XINTAO 99 Support Media  
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ADD: West Section, High Tech Industrial Park, Development Zone, Pingxiang city,Jiangxi Province,337000 P.R.China

TEL :+86-799-6611995  6611966  6611555    FAX: +86-799-6611965
Contact: Ms. Joan Wu    Email: info@xt988.com    Website: www.xt988.com