Pottery Plaster of Paris


 Product Review

- The casting methods of Korea’s ceramics industry are rapidly being introduce to mechanization and automation for higher efficiency. As such, high-quality gypsum (pottery Plaster) is in continuos demand. SamWoo chemical industrial Co., Ltd. fills this demand. More than this, it puts much effort in developing new products and producing them from its immaculate production facilities, using materials of the highest possible quality, and with strict quality management, resulting in its production of high-quality calcined gypsum for ceramics modeling such as super-heat-resistant gypsum, super-abrasion-resistant gypsum, and bone china, which requires a high-degree of purity.


 

 Kind of Products

Grade

Type

Water
Consis
tency
(%)

Pouring
Time
(min.)

Setting
Time
(min.)

Wet
tensile
strength

Dry
Compre
ssive
strength

Expan
sion
Ratio
(%)

Application

Property

Initial

final

(kgf/cm³)

Special

NR

55

8

12

25

18

280

0.15

Auto roller machine

High Compressive,
Heat resisting,
Abrasion resisting

AR

55

8

12

28

18

300

0.18

Auto roller machine

High Compressive,
Heat resisting,
Abrasion resisting

BR

55

8

13

28

18

300

0.10

China ware

High Compressive,
High purity,
Abrasion resisting

HR

58

8

12

25

17

250

0.12

Roller machine

High Compressive,
Abrasion resisting

tr

65

8

12

28

15

200

0.15

-

Absorption, Durability

BC

68

8

12

30

14

180

0.15

China ware

High purity,
Abrasion resisting

H

70

8

12

25

13

170

0.10

Working mold

Absorption, Durability

CS

70

10

15

25

13

170

0.10

Sanitary ware

Absorption, Durability

M-30

45

10

12

30

20

300

0.03

Special Case

High strength,
Low expansion

GC

52

10

12

28

18

250

0.03

Case

Blending resin

SC

55

9

12

28

17

240

0.05

Special Case

Blending resin,
Good workability

HC

57

9

12

25

16

220

0.06

Case

Good workability, Easy process

Model

65

8

12

28

15

200

0.08

Model

Easy process

75

8

12

24

12

140

0.15

General Injection

Absorption

77

7

10

24

11

110

0.20

General Injection

Good workability

A

75

8

12

24

12

140

0.15

Working mold

Good absorption B

B

75

7

10

24

11

110

0.20

Working mold

Good workability