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REFRACTORY SHEET BOARD TYPE RS-DD AND RS-DR                      Document in English

GENERAL INFORMATION

ZIRCAR Refractory Sheet Type RS-D´Â °í¼øµµ ¾Ë·ç¹Ì³ª ¼¼¶ó¹Í ¼¶À¯·Î °­È­µÇ¾î ¾ãÀº ½ÃÆ®ÇüÅ·Π°ø±ÞµÇ´Â °í¼øµµ ¾Ë·ç¹Ì³ª Á¦Ç°À¸·Î½á, 4°¡Áö ÇüÅ·Π°ø±Þ °¡´ÉÇѵ¥, ¸ô´õºí ÇüÅ·Π2Á¾·ù, °ß°íÇÑ ½ÃÆ®ÇüÅ·Π2Á¾·ù°¡ ÀÖ½À´Ï´Ù.

RS-DA¿Í RS-DMÀº Ä®À̳ª °¡À§·Î ½±°Ô ÀÚ¸¦ ¼ö ÀÖ°í, ½ºÆùÁö³ª ¼Ö µîÀ» »ç¿ëÇØ ¾çÂÊ Ç¥¸éÀ» ¹°·Î Àû½Ã°í ½Å¼ÓÇÏ°Ô °ãÃÄÁø ºÎºÐÀ» ¾ÐÃàÇϸé ÀÌÀ½»õ¸¦ ¸¸µé ¼ö ÀÖ½À´Ï´Ù. ÀÌ·¯ÇÑ ¹æ¹ýÀ¸·Î 2Àå ¶Ç´Â ±× ÀÌ»óÀ» °ãÄ¡¸é 1/8"ÀÌ»óÀÇ µÎ²²¸¦ °¡Áø Á¦Ç°À» ¸¸µé ¼ö ÀÖ½À´Ï´Ù.

Refractory Sheet Type RS-DD´Â ´ÙÀÌ ÄÆÆÃÀ̳ª °¡½ºÄÏ Á¦À۽à ÀûÇÕÇϰí, RS-DMÀ» ´Ù·ç´Â °Íó·³ ´Ù½Ã ¹°¿¡ Àû¼Å ÁÖÁ¶°¡ °¡´ÉÇÕ´Ï´Ù.

RS-DRÀº RS-DDÁ¦Ç°Ã³·³ ÀÚ¸£°Å³ª ´Ù·ê ¼ö ÀÖ°í, RS-DDÁ¦Ç° º¸´Ù ¾àÇÏ°Ô ¾ÐÃàµÇ¾î ÀÖÁö¸¸ ´õ °ß°íÇÑ Á¦Ç°À¸·Î, ¿­Ã³¸®°¡ µÇ¾îÀÖ¾î ¹°¾î Àû¼Åµµ °ß°íÇÔÀ» À¯ÁöÇÕ´Ï´Ù.

 

    RS-DRÀº ¼±¿­Ã³¸®¸¦ ÇØ¼­ À¯±â ¹ÙÀδõ¸¦ Á¦°ÅÇÑ ½ÃÆ®Á¦Ç°À¸·Î ¼öºÐÀÇ ¿µÇâÀ» ¹ÞÁö¾Ê°í, ºÐ¸» ±Ý¼Ó ¼Ò°á½Ã ¼ÂÅͳª Ä­¸·ÀÌ·Î »ç¿ëÇÕ´Ï´Ù.

    TYPE RS-DA ´Â °í¼øµµ ÇÃ¶ó½ºÆ½ ¸ô´õºí ½ÃÆ®·Î º¹ÀâÇÑ ¸ð¾çÀ» ÁÖÁ¶Çϱ⿡ ÀûÇÕÇÕ´Ï´Ù.

    TYPE RS-DM ½ÃÆ®´Â RS-DAÁ¦Ç°º¸´Ù ¹Ðµµ°¡ ³ô°í, ´Ù¾çÇÏ°í º¹ÀâÇÕ ¸ð¾çÀ» Á¦ÀÛÇÒ ¼ö ÀÖ´Â ÆòÆòÇÑ ½ÃÆ®Á¦Ç°À¸·Î ±Ý¼Ó ÇǺ¹À糪 ½ºÆ®¸³ È÷Å͵ »ç¿ëÇÕ´Ï´Ù.

    RS-DD´Â ¹°¿¡ Àû¼Å ÁÖÁ¶ÇÒ ¼ö ÀÖ´Â °ß°íÇÑ ½ÃÆ®Á¦Ç° ÀÔ´Ï´Ù.

     

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¿­ À¯µµ·Î ¶óÀÌ³Ê ¹× ÄÚÀÏ Àåºñ¿¡ »ç¿ë / °í¿Â °¡½ºÄÏÆÃ¿¡ »ç¿ë

¼Ò°á ¹× ¿­Ã³¸®¸¦ À§ÇÑ ÇüƲ, Æ©ºê, Àï¹Ý, º¸Æ® µî¿¡ »ç¿ë

È÷ÆÃ ¿¤¸®¸ÕÆ® º¸°­Àç·Î »ç¿ë / ³»È­ ±¸Á¶¹°ÀÇ ´Ü¿­Àç·Î »ç¿ë

½ºÆÄ¿ìÆ®, ³«¼ö ¹ÞÀÌ, ÁÖ¹° ³¡ºÎºÐ µî¿¡¼­ ºñ ´Ù°ø¼º ¹°ÁúÀ» ´Ù·ê ¶§ »ç¿ë

ºê·¹ÀÌ¡ ºÐ¸®±â ¹× Á¤Âø¹°¿¡ »ç¿ë

¶ß°Å¿î ¿ë±¤·Î º¸¼öÀ¯¸®¸¦ ³ìÀ̰ųª ´ã±×±â À§ÇÑ ÁÖÇü¿¡ »ç¿ë

PROPERTIES & CHARACTERISTICS

Type

DR

DD

DM

DA

Form

Rigid sheet

Rigid sheet2,3

Moldable sheet1,3

Plastic moldable sheet1,3

Typical Composition, %

       

     Al2O3

90(dry)

90(dry)

90(dry)

90(dry)

     SiO2

10(dry)

10(dry)

10(dry)

10(dry)

     Organics

nil

nil

<1

<1

Color

White

White

White

White

Density(as supplied), pcf

130

130

145

100

     after drying @ 100°C

   

130

85

Thickness shrinkage,

       

    on drying at 100°C, %

   

10

25

Moisture, as supplied, %

2 (4)

3 (4)

20

40

Maximum Use Temp. * °C(°F)

1200 (2192)

1200 (2192)

1200 (2192)

1200 (2192)

Melting Point, °C(°F)

1815 (3300)

1815 (3300)

1815 (3300)

1815 (3300)

Specific Heat, BTU/lb °F

0.25

0.25

0.25

0.25

Modulus of Rupture, psi,

    as supplied

3000

     

    after firing 8 hrs. @ 600°C

     

490

Compressive Strength, psi

       

    as supplied @ 5%     compression

10,000

     

    at 8% compression

20,000

     

    after firing 8 hrs. @ 600°C,

       

    10% compression

     

200

Firing Shrinkage, %

       

    after 1 hr. @ 1000°C

     

1

    after 4 hrs. @ 1000°C

 

1

   

    after 4 hrs. @ 1200°C

 

4

   

    after 24 hrs. @ 1200°C

5

5

   

    after 24 hrs. @ 1400°C

 

8

   

    after 24 hrs. @ 1500°C

 

10

   

Thermal Expansion, in/in°C

 

7x10-6

   

Softening Point, °C

 

775

   

Arc Resistance, sec.

360

     

Dielectric Strength, VPM

530

     

Volume Resistivity, ohm-cm

 

5x107

   

Thermal Conductivity, BTU/hr °F/in  at mean temp. = 600°C(estimated)

  

4.5

   

3.8

1 Becomes rigid upon drying.
2 Can be made moldable with addition of 10-20 wt% H
2O.
3 Can be made permanently rigid by heating to 300°C(570°F).
4 Depending on humidity.
* Maximum Use Temperature is dependent on variables such as stresses, both thermal and mechanical, and the chemical environment that the sheet product experiences. Contact ZIRCAR Sales Office for more information about the performance of these products in your application.

 

STANDARD AVAILABILITY

Prices effective 11-01-01

ZRCI ITEM #

DESCRIPTION

JS01

RS-DA 18" X 24" X .020"

JS02

RS-DA 18" X 24" X .040"

JS03

RS-DA 18" X 24" X .080"

JS04

RS-DA 18" X 24" X .120"

JS05

RS-DA 36" X 48" X .020"

JS06

RS-DA 36" X 48" X .040"

JS07

RS-DA 36" X 48" X .080"

JS08

RS-DA 36" X 48" X .120"

JS20

RS-DM 18" X 24" X .020"

JS21

RS-DM 18" X 24" X .040"

JS22

RS-DM 18" X 24" X .080"

JS23

RS-DM 18" X 24" X .120"

JS24

RS-DM 36" X 48" X .020"

JS25

RS-DM 36" X 48" X .040"

JS26

RS-DM 36" X 48" X .080"

JS27

RS-DM 36" X 48" X .120"

JS50

RS-DD 18" X 24" X .020"

JS51

RS-DD 18" X 24" X .040"

JS52

RS-DD 18" X 24" X .080"

JS53

RS-DD 18" X 24" X .120"

JS54

RS-DD 36" X 48" X .020"

JS55

RS-DD 36" X 48" X .040"

JS56

RS-DD 36" X 48" X .080"

JS57

RS-DD 36" X 48" X .120"

JS70

RS-DR 18" X 24" X .020"

JS71

RS-DR 18" X 24" X .040"

JS72

RS-DR 18" X 24" X .080"

JS73

RS-DR 18" X 24" X .120"

JS74

RS-DR 36" X 48" X .020"

JS75

RS-DR 36" X 48" X .040"

JS76

RS-DR 36" X 48" X .080"

JS77

RS-DR 36" X 48" X .120"

CUSTOM BOARDS AND SHAPES

  • Our manufacturing process and machining capabilities allow a wide variety of shapes to be made. Please contact us with your special requirements.