A PCE polycarboxylate superplasticizer is a high-performance chemical admixture used in concrete to greatly enhance fluidity while allowing a lower water-to-cement ratio. Unlike older generation superplasticizers (such as naphthalene or melamine based), PCE superplasticizer achieves superior dispersion of cement particles through steric hindrance and electrostatic repulsion, delivering excellent workability, slump retention, and improved strength and durability.
In ARIT, PCE is a core technology. For example, ARIT markets ART-M611, which is explicitly described as a high-performance polycarboxylate superplasticizer featuring rapid dispersion, strong viscosity reduction, and adaptability to high-strength concrete (C60–C100). ARIT also develops PCE-based admixtures in its High Ratio Water Reducing Type Origin Liquor line, such as ART-M171, ART-P181 and EPEG-based derivatives that combine PCE performance with low dosage, minimal slump loss, and compatibility with mineral admixtures.
| Product Name | Solid Content/% | pH | Alkali Content (as Na2O) | Density/g/cm3 | Chlonide Content | Particle Size/nm | Viscosity | Moisture Content/% |
| ART-M22 | 50.0±1 | 6.0±1 | ≤1.0% | 1.1±0.02 | ≤0.1% | / | / | / |
| ART-M611C | 50±1 | 6±1 | ≤1.0% | 1.08±0.02 | ≤0.01% | / | / | / |
| ART-M640 | 45±1 | 6±1 | ≤1.0% | 1.08±0.02 | ≤0.01% | / | / | / |
| ART-M13 | 45.0±0.5 | 5.0~7.0 | ≤0.05% | 1.08±0.02 | / | / | / | / |
| ART-620 | 45±1 | 4.5±1 | ≤1.0% | 1.09±0.02 | ≤0.1% | / | / | / |
| ART-JS | According to the on-site materials | 6.0±1.0 | ≤5.0% | 1.06±0.02 | ≤0.1% | / | / | / |
| ART-JA | According to the on-site materials | 6.0±1.0 | ≤5.0% | 1.06±0.02 | ≤0.1% | / | / | / |
| ART-P180 | 99.5±0.5 | 6.0±1 | ≤1.0% | / | ≤0.1% | / | / | ≤0.5% |
| ART-M15 | 50.0±0.5 | 6.0±1 | ≤5% | 1.10±0.02 | ≤0.1% | / | / | / |
| ART-JS2 | According to the on-site materials | 6.0±1 | ≤10% | 1.04±0.02 | ≤0.1% | / | / | / |
| ART-P181 | ≥99.5 | 6.5±0.1 | ≤1.0% | 300-600（kg/m3） | ≤0.1% | / | / | ≤0.5% |
| ART-P182 | ≥99.5 | 6.5±0.1 | / | 300-600（kg/m3） | / | / | / | ≤0.5% |
High water reduction rate and low water-cement ratio
Through excellent dispersion effects, polycarboxylate based superplasticizer can reduce the water content by 20–40% or more while maintaining good workability.
Excellent slump retention performance
Compared to the previous generation of water reducers, the molecular design of PCE water reducer makes the concrete lose its slump more slowly during transportation and vibration, making it suitable for long-distance transportation or use in high-temperature environments.
Compatibility and Applicability
The PCE has good compatibility with various types of cement, mineral admixtures, and admixture systems, such as retarders and air-entraining agents, and is the preferred choice for modern high-performance concrete design.
Improve durability and strength performance
Lower porosity and denser microstructure can enhance water resistance, frost resistance, and carbonation resistance; and also strengthen the development of early and late strength.
R & D: ARIT has a strong R & D team of more than 35 staff, the vast majority of whom hold master’s or doctoral degrees and possess intermediate or senior professional titles.
ARIT Holds over 100 patents,including 5 U.S. patents, 65 Chinese invention patents, and 31 utility model patents.
ARIT also Publishes more than 50 papers in domestic and foreign academic journals; Among them, 4 papers were included in SCI, 18 papers were included in EI,and 4 papers received the first prize at industry conferences
Production: ARIT have more than 20 factories and can start production at any time. Production Capacity: 0.6 million tons/year.
Quality Control & Certification System: We have a dedicated quality-control department that can issue inspection certificates, and our products hold multiple testing certifications.
ARIT provides customized products in different regions and provide the most cost-effective mix proportion according to various materials. ARIT first instructs our R & D team to develop a product that meets the customer’s specifications, send a sample for their testing, and then discuss any further formulation adjustments based on the feedback received. ARIT also offers good after-sales service and well-trained engineers will offer any technical support.
ARIT has already embarked on a global expansion: we cover 10 regions and operate 15-plus offices across China, while abroad we are opening up markets in Vietnam, Bangladesh, Sri Lanka, the UAE, Saudi Arabia and Egypt. ARIT also maintains cooperative partnerships in the Philippines, Cambodia, Myanmar and Malaysia.
Polycarboxylate superplasticizers work by adsorbing onto cement particles. The PCE molecules consist of a backbone bearing carboxylate groups (which anchor to cement surfaces) plus side chains that extend into the surrounding water. These side chains generate a steric hindrance effect, preventing the cement particles from re-flocculating. Simultaneously, the carboxylate groups provide negative charge repulsion. The combined steric + electrostatic effects disperse the cement particles thoroughly, freeing up water and reducing viscosity. This mechanism enables high flowability at lower water content.
Because of this efficient dispersion, concrete can maintain slump for longer durations, resist slump loss under transport or vibration, and achieve better packing density and hydration. As a result, the hardened concrete exhibits lower porosity, higher strength, and improved durability.
High-performance concrete: The use of PCE in structures with high requirements (bridges, tunnels, high-rise buildings) helps to reduce the w/c ratio while maintaining the convenience of construction.
Self-compacting concrete (SCC) and high-flow concrete: PCE helps the concrete fill the mold by itself without the need for vibration, and is suitable for high-density reinforcement areas or complex components.
Long-distance transportation of concrete: During the pumping process, PCE helps maintain fluidity and reduces the risk of pump pipe blockage.
According to ARIT, its High Ratio Water Reducing Type Origin Liquor products can achieve water reduction rates over 50% under favorable conditions.
For instance, the polycarboxylate superplasticizer powder ART-P181 claims a maximum water-reduction rate can reach 55% in lab or optimized settings.
Yes. ARIT’s PCE products can influence early strength, but the effect depends on formulation and dosage.
Positive effect via lower water/cement ratio: Because PCE allows the mix to use less water but retain fluidity, the denser microstructure can lead to better strength development, including early and long-term strength.
Possible delay at high dosage: If the PCE’s molecular structure or dosage is aggressive, it might slightly retard hydration initially and slow early strength gain, especially at 1-day or 3-day stages
Target concrete strength and application: For ultra-high strength systems (C60–C100), ART-M13 is designed to break through viscous intervals of such mixes.
Required fluidity/slump retention: If you need long slump retention or stability during transport, choose PCE models with better retention or little slump loss features, like ART-M611, ART-M611C.
Form factor and site conditions: Powdered forms like ART-P181 may offer easier transportation and storage advantages in some markets.
Accelerating or early strength needs: If you require quick setting or early strength boosting, consider ART-RD180, a hardening accelerating PCE, which is designed to shorten the setting time while providing water reduction.
Dosage range: Start with supplier’s recommended dosage ranges (often 0.2% to 2.0% by mass of binder, depending on type and project conditions). For ART-P181, ARIT recommends doses in that range.
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