|
|
|
Technical specifications of Mashhad Gypsom productions
|
Type of test
|
Test description
|
Plusher
|
Gypsum
|
Seneer planster
|
|
Min
|
Max
|
Min
|
Max
|
|
Chemical
National Standard
No: 5029
|
Percent SO3
|
45
|
55
|
45
|
55
|
|
Persent Cao
|
30
|
40
|
30
|
40
|
|
Total percent of salts liqueal in the water nigo, Na2o
|
03/0
|
2/0
|
03/0
|
2/0
|
|
Decrease temperatune percent
|
4
|
9
|
4
|
9
|
|
Physieal national standard
No:5482
|
Percent of have sieve 1.18 mm
|
0
|
0
|
0
|
0
|
|
Compressive strength
|
120
|
250
|
120
|
250
|
|
Rupture sdrenght
|
50
|
100
|
50
|
100
|
|
Initial setting
|
20
|
25
|
15
|
20
|
|
Final setting time
|
25
|
35
|
20
|
25
|
Technical specifications of Mashhad Gypsom productions
|
Type of test
|
Test description
|
Plusher
|
Gypsum
|
Seneer planster
|
|
Min
|
Max
|
Min
|
Max
|
|
Chemical
National Standard
No: 5029
|
Percent SO3
|
45
|
55
|
45
|
55
|
|
Persent Cao
|
30
|
40
|
30
|
40
|
|
Total percent of salts liqueal in the water nigo, Na2o
|
03/0
|
2/0
|
03/0
|
2/0
|
|
Decrease temperatune percent
|
4
|
9
|
4
|
9
|
|
Physieal national standard
No:5482
|
Percent of have sieve 1.18 mm
|
0
|
0
|
0
|
0
|
|
Compressive strength
|
120
|
250
|
120
|
250
|
|
Rupture sdrenght
|
50
|
100
|
50
|
100
|
|
Initial setting
|
20
|
25
|
15
|
20
|
|
Final setting time
|
25
|
35
|
20
|
25
|
|
|
|