Grouting agent for cement additive

Manufacturer

Hebei Shengtong Building Materials

Product Name

ST-01Y

High performance cable grouting agent(highway)

Manufacture Date

Manufacture No.

Inspection Date

Batch quantity.

Report  No.

Quality Standard

TB/T3192-2008

Sample State

Powder

(%)

Proportion

10

Inspection Item

Technical Standards

Test Results

Setting time

(h)

Initial Setting

≥5

6

(h)

Final Setting

        ≤24

16

(s)

Fluidity

Initial fluidity

10~17

16

30min

fluidity

10~20

                   22

60min

fluidity

10~25

23

(%)

Bleeding rate

24h

Free bleeding rate

         0

0

3h

Capillary bleeding rate

≤0.1

0.05

(%)

Rate of pressure bleeding

0.22Mpa (≤1.8)

The vertical height of channel

≤2.0

1.5

0.36Mpa(>1.8)

The vertical height of channel

Flling degree

Qualified

Qualified

3day Mpa

Strength

Fracture strength

≥5

6.9

Compression strength

≥20

22.5

7day Mpa

Strength

Fracture strength

≥6

8.6

 Compression strength

≥40

45.5

28 day Mpa

Strength

Fracture strength

≥10

13.9

Compression strength

≥50

60.4

24h (%)

Free Expansive Rate

0~3

1.5

The effect of steel corrosion

No rust

No rust

(%)

Entrained air content

1~3

2.5

Test Conclusion

After testing, the performance index of the product comply with the requirements of " TB/T3192-2008" Technical specification of cable grouts on post-prestressed concrete railway girder.