http://www.ruidaxumaterials.com/

Puyang Ruidaxu New Materials Company., Ltd, Pushang Road, Puyang City, Henan (2026)

24/02/2026

As the vibrant celebrations of the Chinese New Year come to a close, our factory officially kicks off its operations today with full energy and enthusiasm! We are delighted to welcome the **Year of the Horse**—a symbol of strength, determination, and progress.
On this auspicious day of starting work, our team is geared up to embrace new challenges and opportunities. We extend our warmest wishes to our valued partners, clients, and employees for a prosperous and successful year ahead.
May the spirit of the Horse inspire us to move forward with passion, resilience, and a shared vision for excellence. Together, let’s make 2026 a year of remarkable achievements and growth!

13/02/2026

Puyang Ruidaxu New Materials recently held its 2026 Production Plan Seminar, bringing together management, production, technology, quality, and supply chain teams to review performance, analyze market trends, and finalize key production strategies for the new year.
The meeting summarized production output, quality control, cost management, and safety performance in 2025, and clarified existing challenges including capacity optimization, efficiency improvement, and green production. Participants conducted in-depth discussions on order forecasting, equipment upgrading, process optimization, staffing arrangements, quality enhancement, and cost control for 2026.
Puyang Ruidaxu New Materials will take the seminar as a starting point to implement detailed action plans, strengthen cross-departmental collaboration, and strive to achieve stable, efficient, and high-quality development in 2026.

04/02/2026

Amino acid gypsum retarder, with its precise retarding, low dosage and high efficiency, environmental friendliness and harmlessness, and minimal negative impact on gypsum strength, is widely applied in multiple fields. The specific scenarios are as follows:

1. Production of gypsum components for architectural decoration

Decorative components such as gypsum lines, Roman Columns, and reliefs are mostly complex and irregular structures. During production, a relatively long slurry operation time is required to ensure full mold filling and clear details. Amino acid retarders can extend the initial setting time of gypsum by 1 to 4 hours which is suitable for manual pouring or mechanical batch molding processes. At the same time, it avoids the powdering and alkali efflorescence of components in the later stage due to the residue of retarders, and improves the appearance texture and durability of decorative components.

2. Gypsum-based prefabricated components

This retarder is applied in the production of paper-faced gypsum boards, gypsum blocks, GRG high-strength decorative components and gypsum lines. It can coordinate the flow performance and setting time of the slurry, and solve the problems of delamination and hollowing during the forming of large-sized boards. Precisely control the setting rate to ensure the integrity of mold forming and demolding efficiency, and improve the dimensional accuracy and mechanical properties of components. Its excellent compatibility with raw materials facilitates the resource utilization of industrial by-product gypsum, which meets the development requirements of green building materials.

3. Building gypsum mortar system

When used in plastering gypsum, machine-sprayed gypsum mortar, bonding gypsum, jointing gypsum and other mortar products, amino acid retarders can extend the construction operation time, avoid problems such as construction difficulties and hollowing and cracking of the plastering layer caused by rapid setting, and their biodegradability will not cause harm to the construction environment and human health, meeting the environmental protection standards for interior decoration.

4. Gypsum base surface material

When added to gypsum-based self-leveling mortar, it balances the flow performance and the setting and hardening time to ensure that the mortar does not cure prematurely during large-scale spreading, forming a smooth and dense ground base.

5. Special gypsum products processing technology products field:

It is used for gypsum dolls, artistic sculptures, and handcrafted gypsum handicrafts

In the field of industrial casting

In the medical field

In the production of special products such as refractory gypsum molds and sound-absorbing gypsum boards

In summary, the core application of gypsum retarders lies in "buying time". They may be used in any situation where it is necessary to extend the plasticity period, operation period or processing period of gypsum.

12/01/2026

Calcium formate plays several important roles in cement, as follows:

1. Accelerate the hydration reaction of cement

Calcium formate can significantly accelerate the hydration reaction process of cement. After cement is mixed with water, the calcium ions in calcium formate can react with mineral components such as tricalcium silicate and dicalcium silicate in cement, promoting the dissolution of cement minerals and the formation of hydration products. This enables the cement to reach a higher strength in a shorter time, shortens the setting time of the cement and improves the construction efficiency.

2. Enhance early intensity

Due to the accelerating effect of calcium formate on the hydration reaction of cement, it can effectively enhance the early strength of cement. In the production of cement products such as precast concrete components and cement bricks, the improvement of early strength can accelerate the turnover speed of molds and reduce production costs. Meanwhile, for some projects that need to be put into use quickly, such as road emergency repairs and airport runway construction, the addition of calcium formate can ensure that the project has sufficient strength within a relatively short period of time to meet the usage requirements.

3. Improve the frost resistance of cement

The addition of calcium formate can improve the frost resistance of cement. It can reduce the porosity in cement, decrease the pe*******on and freezing of water within the cement, and thereby lower the risk of freeze-thaw damage. In addition, calcium formate can also increase the density of cement and enhance its resistance to freeze-thaw stress.

4. Enhance the corrosion resistance of cement

In some special environments, such as chemical plants and sewage treatment plants, cement products need to have good corrosion resistance. Calcium formate can react with calcium hydroxide in cement to form substances that are not easily corroded, thereby enhancing the corrosion resistance of cement. Meanwhile, calcium formate can also reduce the permeability of cement and minimize the erosion of cement by corrosive media.

5. As a coagulant, lubricant and early strength agent

Industrial-grade calcium formate is used in construction, mainly as a coagulant, lubricant and early strength agent for cement. It can accelerate the solidification of building materials, shorten the hardening time, and play a significant role in improving construction efficiency and speeding up the progress. It can effectively solve the problem of slow solidification of cement concrete during winter construction.

In conclusion, calcium formate plays a significant role in cement, such as accelerating hydration reactions, enhancing early strength, improving frost resistance and strengthening corrosion resistance. In the production and application of cement, the rational use of calcium formate can enhance the performance of cement and meet the demands of different projects.

09/01/2026

Powder coatings, as an environmentally friendly type of solvent-free and low-pollution coating, are increasingly widely used in fields such as construction, furniture, and automobiles. Redispersible latex powder, with its unique film-forming property and compatibility, has become an important functional additive for optimizing the performance of powder coatings.

The most crucial role of redispersible latex powder in powder coatings is to enhance film-forming performance and flexibility. Traditional powder coatings mostly rely on thermoplastic or thermosetting resins to form films. After curing, the coatings often have problems such as high brittleness and poor impact resistance, especially prone to cracking and peeling in low-temperature environments. When redispersible latex powder (such as acrylate type, VAE type) is added to the powder coating system and cured by high-temperature baking, the latex powder particles will melt and interpenetrate with the resin matrix, forming a continuous elastic polymer network. This effectively enhances the flexibility, bending resistance and impact strength of the coating, enabling it to adapt to slight deformations of the substrate and reducing the risk of damage.
Secondly, redispersible latex powder can enhance the adhesion between the coating and the substrate. It can form physical adsorption and chemical bonding between the coating and the substrate surface, fill the tiny pores on the substrate surface, enhance the adhesion of the coating to various substrates such as metal, concrete, and wood, and prevent the coating from peeling or falling off due to weak bonding. Meanwhile, the film-forming properties of latex powder can also optimize the flatness and gloss of the coating, reduce defects such as pinholes and craters on the coating surface, and enhance the decorative effect of powder coatings.

In functional powder coatings, redispersible latex powder can also play a special role. For instance, in anti-corrosion powder coatings, the dense polymer film formed by latex powder can prevent the pe*******on of corrosive media such as moisture and oxygen, enhancing the anti-corrosion performance of the coating. Among the powder coatings used for building exterior walls, acrylic ester redispersible latex powder with excellent weather resistance can enhance the coating's UV aging resistance, delay the fading and powdering of the coating, and extend its service life.

In addition, the addition of redispersible latex powder can also optimize the construction performance of powder coatings. It can adjust the melt viscosity of powder coatings, making the leveling property of the coatings better during baking, while lowering the curing temperature of the coatings and reducing energy consumption.

08/01/2026

Decorative mortar is a key material for beautifying and protecting the exterior and interior Spaces of buildings. Its bonding strength, flexibility, weather resistance and other properties directly determine the quality and service life of the building's finish. Redispersible polymer powder, as a functional polymer additive, is becoming the core material for enhancing the comprehensive performance of decorative mortar due to its unique modification effect.

The core advantage of redispersible latex powder lies in its "redispersibility" property. It is made from polymer emulsion as raw material, which is spray-dried into powder and then mixed into mortar. When it comes into contact with water, it is re-dispersed to form a polymer film with adhesive force. In decorative mortar, this polymer film acts like a "bridge", closely bonding inorganic aggregates such as cement and sand in the mortar, significantly enhancing the bonding strength of the mortar and effectively solving the problems of easy hollowing and peeling of traditional decorative mortar. Especially in tile bonding mortar and exterior wall insulation plastering mortar, the addition of redispersible latex powder can increase the adhesion between the mortar and the base material by more than 30%, making it suitable for various complex base surfaces such as concrete and aerated bricks.

Flexibility is a key performance of decorative mortar in coping with building deformation, and this is precisely another major strength of redispersible latex powder. Buildings will undergo slight deformations when the temperature changes and the foundation settles. Traditional rigid mortar lacks elasticity and is prone to cracking. The polymer elastic network introduced by redispersible latex powder can endow mortar with good flexibility and crack resistance, allowing the mortar to have a certain deformation capacity and resist damage caused by external stress. Meanwhile, the polymer film can also fill the pores inside the mortar, optimize the pore structure of the mortar, reduce the water absorption rate of the mortar, and enhance its water resistance and weather resistance. The modified decorative mortar can still maintain the integrity of the decorative surface under long-term exposure to rain, sun and freeze-thaw cycles, without powdering or fading, thus extending the service life of the building's decorative surface.

In colored decorative mortar, redispersible latex powder can also play a role in color retention and thickening. It can effectively wrap the pigment particles, prevent the pigments from aggregating and settling in the mortar, and ensure the uniform and consistent color of the decorative surface. At the same time, it enhances the consistency and workability of the mortar, preventing it from sagging during construction, making it easier to apply and spread, and assisting construction workers in creating a smooth and flat decorative effect.

07/01/2026

Polypropylene fiber is a synthetic fiber made from polypropylene as raw material. It features light weight, chemical corrosion resistance and high cost performance. When added to mortar, it can significantly improve its mechanical properties and durability, and is widely used in the field of construction engineering.

1. Improve the crack resistance of mortar

During the hydration and hardening process of ordinary mortar, shrinkage stress is generated due to water evaporation and temperature changes, which may lead to cracks. Polypropylene fibers are uniformly distributed in a random direction within the mortar, forming a three-dimensional network structure. This can effectively restrict the plastic shrinkage and dry shrinkage deformation of the mortar, disperse stress concentration points, prevent the generation and expansion of micro-cracks, and significantly reduce the probability of mortar cracking. It is particularly suitable for areas prone to cracking such as wall plastering mortar and floor leveling mortar.

2. Second, enhance the impact resistance and wear resistance of mortar

The addition of fibers enhances the internal connection strength of the mortar. When the mortar is subjected to impact or friction, the fibers can absorb energy through their own pulling and breaking, reducing the damage and peeling on the surface of the mortar. Therefore, polypropylene fiber mortar is often used in scenarios with high requirements for wear resistance and impact resistance, such as industrial plant floors, garage floors, and sidewalk paving.

3.Enhance the impermeability and durability of mortar

Evenly distributed polypropylene fibers can block the connection paths of capillary channels within the mortar, reducing the invasion of moisture and harmful ions (such as chloride ions and sulfate ions), thereby enhancing the mortar's impermeability, freeze-thaw resistance and chemical erosion resistance, and extending the service life of the mortar structure. It is suitable for damp or corrosive environments such as basements and kitchens and bathrooms.

4.Engineering Application Scenarios

1. Wall engineering: Polypropylene fibers are added to the interior and exterior wall plastering mortar to prevent hollowing and cracking of the wall surface, and to enhance the flatness and stability of the wall.

2. Floor engineering: Floor leveling mortar and wear-resistant floor mortar to enhance the wear resistance and impact resistance of the floor and prevent sanding and peeling.

3. Waterproofing project: As an enhancing component of waterproof mortar, it improves the impermeability of the mortar and assists waterproof membranes or coatings in forming a composite waterproofing system.

4. Repair works: Repair mortar for concrete structures and masonry structures, improving the adhesion between the repair layer and the base, and preventing cracking and peeling at the repair site.

06/01/2026

Redispersible polymer powder is a core modified additive for self-leveling mortar, which can significantly enhance the flexibility, bonding strength, crack resistance and water resistance of the mortar.

In the self-leveling mortar system, its specific functions and application points are as follows:

1. Enhance bonding performance

After film formation, it can form a firm bonding layer between the mortar and the base (such as concrete, tiles), avoiding the problems of hollowing and delamination that occur after the self-leveling mortar cures. It is especially suitable for the renovation of old floors or the leveling projects of different material bases.

2. Enhance flexibility and crack resistance

The polymer film formed by latex powder can fill the internal pores of mortar, improve the brittleness of mortar, reduce the risk of cracking caused by temperature changes and base material shrinkage, and enhance the long-term stability of self-leveling floor.

3. Optimize construction and usage performance

It can improve the thixotropy and water retention of mortar, reduce bleeding and settlement during construction, improve the leveling property of mortar, and make the surface smoother and flatter after molding. At the same time, it can enhance the wear resistance and impact resistance of hardened mortar.

4. Application proportioning and selection

The commonly used types of redispersible latex powder are ethylene-vinyl acetate (EVA) copolymer and acrylate. The addition amount is generally 2% to 5% of the mass of the cementitious material, and the specific amount needs to be adjusted according to the target strength of the self-leveling mortar and the application scenario. For high humidity or outdoor scenarios, it is recommended to choose acrylate latex powder with excellent water resistance.

Key application points

1. Latex powder selection: EVA is chosen for general scenarios, while acrylate is selected for high humidity/exposed scenarios. The addition amount is usually 1.5%-3% of the cementitious material, and can reach 5% for higher requirements.

2. Mixing and application: Add water first, then dry powder, and stir at high speed for 2-3 minutes. The fluidity should be controlled at 160-180mm, and the construction thickness is preferably 3-10mm.

3. Curing: After molding, cover with curing film to avoid strong winds and direct sunlight. At room temperature, it can bear a light load for 24 hours and reach the designed strength in 7 days.

05/01/2026

Calcium formate plays several important roles in mortar, as follows:

1. Enhance the strength of mortar

Calcium formate can significantly enhance the strength and compressive resistance of mortar, playing a reinforcing role in concrete and making the mortar more solid and durable. For instance, adding calcium formate to concrete can significantly enhance its early strength. After 24 hours, the strength can reach over 90% of the designed strength, with a compressive strength ratio of 254% within 24 hours. After 36 hours, the strength can reach over 100% of the designed strength, and after 28 days, the strength can reach over 120% of the designed strength. This can greatly shorten the construction period.

2. Increase the bonding strength of mortar

Calcium formate can enable mortar to bond various materials better, especially bricks and stones, reduce the slippage and hollowing between mortar and base materials, and eliminate the deformation and cracks of mortar.

3. Reduce water seepage

Calcium formate can reduce the capillary pores and cracks in mortar, thereby preventing water pe*******on and making the mortar more durable.

4. Prevent cracking

Adding calcium formate to mortar can promote the shrinkage of mortar, reduce the risk of cracking, and ensure the integrity and aesthetics of buildings.

5. Adjust the setting time of the mortar

The addition of calcium formate can significantly slow down the setting speed of mortar, providing construction workers with more ample time to complete complex construction operations. This feature is particularly important in large-scale projects or those that require long-term construction. It not only enhances work efficiency but also ensures the stability of construction quality.

6. Improve the fluidity of mortar

The addition of calcium formate can reduce the viscosity of mortar, improve its fluidity, and make the mortar easier to flow and fill during the construction process. It not only improved the construction efficiency but also reduced the construction cost.

7. Enhance the crack resistance of mortar

The addition of calcium formate can effectively improve the crack resistance of mortar and reduce the occurrence of cracks. This feature is of great significance for extending the service life of buildings, enhancing their stability and safety.

8. It has excellent waterproof performance

The addition of calcium formate can enhance the waterproof performance of mortar, enabling it to remain stable when eroded by moisture. This characteristic is of great significance for protecting the structure and walls of buildings and preventing water seepage.

In conclusion, calcium formate in mortar has the functions of enhancing strength and adhesion, reducing cracking and water seepage, and is widely used in construction, decoration, industry and other fields.

31/12/2025

Redispersible polymer powder is often used in concrete repair. The core is to incorporate it into the repair mortar to enhance the adhesion, flexibility and durability between the mortar and the old concrete base. The specific construction method is as follows:
1. Base treatment
Clean the loose dust, oil stains and loose layers on the surface of the concrete to be repaired, rinse it thoroughly with a high-pressure water gun and let it dry. For cracked or defective areas, the damaged parts should be removed to a solid base layer. If necessary, mechanical roughening should be used to increase the surface roughness.
2. Preparation of repair mortar
Dry-mix cement, quartz sand, redispersible latex powder (the dosage is generally 3% to 8% of the mass of the cementitious material), cellulose ether and other admixtures in the prescribed ratio evenly, and then add an appropriate amount of water and stir to form a mortar of moderate consistency. Latex powder should be mixed with dry powder first to avoid direct addition of water causing lumps.
3. Construction operations
First, apply a layer of latex powder modified interface agent (a mixture of latex powder, cement and water) on the treated base to enhance the adhesion between the new and old interfaces. After the interface agent is slightly dry, apply the repair mortar in layers. The thickness of each layer should not exceed 20mm. Use a trowel to press and smooth it out. For deeper defects, layer curing is required before layering and construction.
4. Maintenance treatment
After the construction is completed, cover the surface of the mortar with a moisture-retaining film or a damp cloth. The curing period should be no less than 7 days. During the curing period, avoid direct sunlight, rain and external force impact to ensure the steady growth of the mortar strength.
5. Precautions
The construction environment temperature should be between 5℃ and 35℃ to avoid low-temperature frost damage or rapid water loss at high temperatures. The selection of latex powder should match the repair requirements. For example, vinyl acetate-ethylene (VAE) type latex powder can be chosen for elastic repair, and acrylic type latex powder can be selected for weather-resistant repair.

29/12/2025

Redispersible polymer powder is a powder-like adhesive made from high-molecular polymers (such as vinyl acetate-ethylene copolymer) through spray drying. When it comes into contact with water, it can be redispersed into an emulsion and form a continuous film. This characteristic enables it to play a key role in latex paint systems and it is an important additive for enhancing the performance of coatings.
In the production of latex paint, the addition of redispersible polymer powder can optimize the film-forming property of the coating. After the coating is applied and the water evaporates, the latex powder particles will re-disperse and blend into a continuous polymer film, closely covering the pigment and filler particles, significantly enhancing the compactness of the paint film. This, in turn, improves the water resistance, scrub resistance and anti-powdering ability of the latex paint, especially suitable for the formula design of high scrub resistance latex paint for interior walls and weather-resistant latex paint for exterior walls.
This material can also improve the construction performance of latex paint. It can enhance the thixotropy and leveling property of the coating, making it less likely to have defects such as sagging and brush marks during the application process. At the same time, it strengthens the adhesion between the paint film and the substrate. Even on porous substrates such as cement-based and gypsum-based ones, a firm coating can be formed, reducing the risk of paint film peeling.
In addition, redispersible polymer powder has good compatibility and can work in synergy with the emulsion, pigments, fillers and various additives in latex paint without disrupting the stability of the system. It can also reduce the amount of emulsion used and, to a certain extent, lower production costs. In environmentally friendly latex paint, the selection of formaldehyde-free and low-VOC redispersible latex powder can also help the coating meet the relevant standards of green building materials, which is in line with the current market demand for environmentally friendly coatings.
In conclusion, redispersible polymer powder, with its advantages such as film-forming property, workability and compatibility, can significantly enhance the adhesion, water resistance, anti-corrosion and wear resistance of latex paint, becoming an indispensable raw material in the production of latex paint and promoting the upgrading of the performance and quality of coating products.
Suggestion
Select VAE redispersible polymer powder with high flexibility and strong weather resistance. The dosage is generally 2% to 5% of the total formula. The specific dosage needs to be determined through small-scale tests based on the target performance. At the same time, pay attention to matching appropriate cellulose ethers to balance water retention and leveling.

Puyang Ruidaxu New Materials Company., Ltd

24/02/2026

13/02/2026

04/02/2026

12/01/2026

09/01/2026

08/01/2026

07/01/2026

06/01/2026

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31/12/2025

29/12/2025

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