Powdered water reducer is a high-performance admixture for concrete and mortar in dry powder form, mainly of polycarboxylate series. By efficiently dispersing cement particles and reducing the water-binder ratio, the product can greatly cut mixing water consumption while significantly improving the fluidity and compactness of concrete.
Basalt fiber, steel fiber, and lignin fiber improve structural performance, crack resistance, and extend pavement lifespan.
Powder water reducers and anti-rutting additives integrate smoothly into mixes, enhancing workability and simplifying construction.
All products are safe, sustainable, and suitable for highways, bridges, airports, municipal roads, and heavy-load infrastructure projects.
| No. | Test Item | Unit | Technical Requirement | Test Result | Judgement |
| 1 | Water reduction rate | % | ≥25 | 32 | Qualified |
| 2 | Bleeding rate ratio | % | ≤60 | 47 | Qualified |
| 3 | Air content | % | ≤6.0 | 3 | Qualified |
| 4 | Initial setting time difference | min | 90 ~ +120 | -40 | Qualified |
| Final setting time difference | min | 90 ~ +120 | -55 | Qualified | |
| 5 | Slump loss (1h) | mm | ≤80 | 50 | Qualified |
| 6 | 1d compressive strength ratio | % | — | 251 | Qualified |
| 3d compressive strength ratio | % | ≥160 | 192 | Qualified | |
| 7d compressive strength ratio | % | ≥150 | 177 | Qualified | |
| 28d compressive strength ratio | % | ≥140 | 160 | Qualified | |
| 7 | 28d shrinkage rate ratio | % | ≤110 | 90 | Qualified |
| No. | Test Item | Unit | Technical Requirement | Test Result | Judgement |
|---|---|---|---|---|---|
| 8 | Chloride ion content | % | ≤0.5 | 0.040 | Qualified |
| 9 | Total alkali content | % | ≤10 | 3.06 | Qualified |
| 10 | Moisture content | % | 2.40~3.60 | 2.86 | Qualified |
| 11 | Fineness | % | ≤5 | 0.53 | Qualified |
| 12 | pH Value | — | 9 ± 1 | 9.7 | Qualified |
| 13 | Sodium Sulfate Content | — | ≤5% | 1.344% | Qualified |
Shandong Luxin Road Maintenance Materials Co., Ltd. is state -owned technology enterprise Specializing inpremium road maintenance materials-primarily road-grade lignin fibers and water-reducing agents-and isdistinguished by its stable, high-capacity production capabilities and excellent industry reputation.
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Our high-performance materials improve pavement strength, crack resistance, and long-term durability for highways, bridges, airports, and municipal projects. Designed for efficient construction and stable performance under heavy traffic and harsh conditions, Luxin solutions help reduce maintenance costs and extend infrastructure service life.
Shandong Luxin provides high-performance road maintenance materials designed to improve pavement durability, construction efficiency, and long-term infrastructure stability. With advanced manufacturing technology, strict quality control, and years of industry experience, our products are trusted for highways, bridges, airports, and municipal engineering projects.
Our materials are engineered to perform under heavy traffic, high temperatures, harsh climates, and long-term infrastructure operation conditions.
Whether you are a contractor, distributor, engineering company, or infrastructure project owner, Luxin provides professional products, stable supply capability, and technical support tailored to your project requirements.
