Concrete Admixture – Alkali-Free Accelerator for Shotcrete (GQ-SN03)
Application
GQ-SN03 is suitable for all applications, where high and early strength, good final strength and extremely thick layers are required.
Temporary and permanent rock support in tunnels.
Rock support in mining.
Poor ground conditions.
Tunnel linings, cement ground injection and foam concrete which need acceleration of cementitious grouts.
Features
Quick setting property allowed with rapid work progress and construct thick sprayed concrete linings via layered application during one construction sequence. Initial setting time is 2 min to 5 min, final setting time is 3min to 10min.
Good adhesiveness, one spray layer can be 8 mm to 150mm.
High strength and concrete performance durability.
Easy handling as well as facilitating accurate addition to concrete.
Very low dust production with good working environment.
Lower handling cost.
Technical Data Sheet
| Items | Specification |
| Form | Liquid |
| Visual Appearance | Beige |
| Density (+20℃) | 1.43 ±0.03g/ml |
| pH value (1:1 water solution) | 2.6±0.5 |
| Viscosity | ＞400mPa.s |
| Thermal stability | +5℃ to +35℃ |
| Chloride | Free |
| Recommended addition rate: 3% to 8%.of cement quantity | |
Storage
GQ-SN03 kept in closed containers which made of plastic, glass fiber or stainless steel. The container is 250kg per drum. 1000kg per IBC tank. The shelf life is 8 months.
Packing & Delivery
About Us
Was founded in 2012 with factory at Linyi City ,Shandong Province in China, with 100% capital and technology by a founder who holds 15 years experience in this field.
GaoQiang started to manufacture high range water reducing agent, slump retention agent and other agents from 2012. Capacity is 36,000mt/year in 10,000m2 sized factory.
GaoQiang could make a dramatic growth within relatively short period of time and has been recognized by global admixture providers with competitive price and quality.
