Product Category
CGM-320A high-speed rail bearing grout
CGM-320A high-speed rail bearing grout
1.Super high early strength, excellent fluidity,
2.Compactness, no shrinkage, no rust, no metal aggregate,
3.Long working time, economy,
4.Convenience of construction. It does not contain chloride.
|
Technical item |
CBGM-320A |
M50 Dry hard non-shrinkage mortar |
|
Liquidity (mm) |
≥320 |
|
|
30 min fluidity (mm) |
≥240 |
|
|
Bleeding rate (%) |
0 |
|
|
Compressive strength (Mpa) |
2h≥20 |
8h≥25 |
|
28d≥50 |
28d≥50 |
|
|
56d not less than 28 d of test results |
56d not less than 28 d of test results |
|
|
90d not less than 28d of test results |
90d not less than 28d of test results |
|
|
Flexural strength (Mpa) |
24h≥10 |
24h90d not less than 28d of test results10 |
|
Elastic modulus (Gpa) |
28d≥30 |
28d90d not less than 28d of test results30 |
|
28d free expansion rate (%) |
0.02-0.1 |
0.02-0.1 |
The above data were measured under standard laboratory control conditions.
Unit dosage: about 2200kg/m3.
High performance, early-strength grout for installation of high-speed rail bearings
Keywords:
classification:
Usage:
CBGM-320A for grouting bowl-shaped rubber bearings in precast and cast-in-place bridges
M50 dry hard non-shrinkage mortar is used for prefabricated multi-piece T-beam bowl-shaped rubber bearing.
1.Super high early strength, excellent fluidity,
2.Compactness, no shrinkage, no rust, no metal aggregate,
3.Long working time, economy,
4.Convenience of construction. It does not contain chloride.
|
Technical item |
CBGM-320A |
M50 Dry hard non-shrinkage mortar |
|
Liquidity (mm) |
≥320 |
|
|
30 min fluidity (mm) |
≥240 |
|
|
Bleeding rate (%) |
0 |
|
|
Compressive strength (Mpa) |
2h≥20 |
8h≥25 |
|
28d≥50 |
28d≥50 |
|
|
56d not less than 28 d of test results |
56d not less than 28 d of test results |
|
|
90d not less than 28d of test results |
90d not less than 28d of test results |
|
|
Flexural strength (Mpa) |
24h≥10 |
24h90d not less than 28d of test results10 |
|
Elastic modulus (Gpa) |
28d≥30 |
28d90d not less than 28d of test results30 |
|
28d free expansion rate (%) |
0.02-0.1 |
0.02-0.1 |
The above data were measured under standard laboratory control conditions.
Unit dosage: about 2200kg/m3.
High performance, early-strength grout for installation of high-speed rail bearings
1.Super high early strength, excellent fluidity,
2.Compactness, no shrinkage, no rust, no metal aggregate,
3.Long working time, economy,
4.Convenience of construction. It does not contain chloride.
|
Technical item |
CBGM-320A |
M50 Dry hard non-shrinkage mortar |
|
Liquidity (mm) |
≥320 |
|
|
30 min fluidity (mm) |
≥240 |
|
|
Bleeding rate (%) |
0 |
|
|
Compressive strength (Mpa) |
2h≥20 |
8h≥25 |
|
28d≥50 |
28d≥50 |
|
|
56d not less than 28 d of test results |
56d not less than 28 d of test results |
|
|
90d not less than 28d of test results |
90d not less than 28d of test results |
|
|
Flexural strength (Mpa) |
24h≥10 |
24h90d not less than 28d of test results10 |
|
Elastic modulus (Gpa) |
28d≥30 |
28d90d not less than 28d of test results30 |
|
28d free expansion rate (%) |
0.02-0.1 |
0.02-0.1 |
The above data were measured under standard laboratory control conditions.
Unit dosage: about 2200kg/m3.
High performance, early-strength grout for installation of high-speed rail bearings
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