7.5kW - 22kW Industrial Paddle Mixer For Plaster Additives Full Automatic

Paddle Mixer is a conventional high-stability horizontal dry powder mixing equipment specially designed for standard dry mortar production lines. Adopting horizontal single-axis multi-layer paddle stirring structure, the equipment drives uniform rotating paddles to push, flip and circulate internal materials in three dimensions, realizing homogeneous mixing of powder, granular and trace additive materials. It features simple structure, stable operation, low failure rate and strong material adaptability, serving as the classic core mixing equipment for small and medium-sized dry mortar production systems.

Matched perfectly with NE series bucket elevators, automatic batching systems and packaging equipment, the paddle mixer is widely used for mixing conventional masonry mortar, plastering mortar, tile adhesive, putty powder and other common dry mortar products. With reliable continuous operation capability and low comprehensive investment cost, it is the preferred mixing host for standardized small and medium mortar factories and decentralized production projects.

• 1. Simple & Reliable Structural Design

  The whole machine adopts mature horizontal single-axis paddle structure with fewer transmission components and simple mechanical principle. It avoids complex mechanical failure risks of multi-shaft mixing equipment, ensuring extremely stable long-term operation. The streamlined structure greatly reduces equipment failure probability and improves overall production continuity.

• 2. Uniform Circulating Mixing & Stable Quality

  Equipped with multi-group staggered layered paddles, the equipment forms a regular three-dimensional circulating flipping flow field inside the cylinder. It realizes full-range mixing without dead angles, ensuring even fusion of main raw materials such as cement and quartz sand, as well as uniform dispersion of trace functional additives. The finished mortar features stable proportion and consistent quality.

• 3. Low Investment & High Cost Performance

  Compared with double-shaft gravity-free mixers, the paddle mixer has lower equipment cost, simpler installation and debugging, and lower site requirements. It achieves qualified mixing uniformity for conventional mortar products with fewer energy consumption and maintenance costs, providing ultra-high comprehensive cost performance for small and medium-scale mortar production.

• 4. Strong Material Adaptability & Wide Versatility

  It can stably mix various powdery and granular building materials, adapting to dry mortar raw materials with different particle sizes, specific gravity and fluidity. It is compatible with multiple mortar formulas, including ordinary building mortar, decorative mortar and functional mortar, realizing flexible switching of various products.

• 5. Low Operation Noise & Smooth Running

  Optimized paddle angle and dynamic balance design effectively reduces operating resistance and mechanical vibration. The equipment runs smoothly with low noise during full-load operation, meeting workshop environmental noise standards and creating a standardized and quiet production environment.

• 6. Convenient Maintenance & Low Operating Cost

  The vulnerable parts of the paddle mixer are few and structurally simple. Worn paddles can be replaced independently and quickly without integral disassembly. Daily maintenance only requires regular lubrication and residual material cleaning, with low labor and spare parts cost, suitable for long-term unattended industrial production.

• 7. Fully Sealed Dust-free & Green Production

  Adopting fully enclosed cylinder structure and reliable shaft-end sealing devices, with reserved dust removal interfaces, the equipment realizes zero dust overflow and material leakage during operation. It fully complies with industrial environmental protection standards and meets the green production requirements of modern building material enterprises.

Paddle Mixer has multiple standard models to adapt to small and medium dry mortar production lines, with stable and standardized industrial parameters:

• 1. Pre-operation Inspection & Preparation

  Before startup, check the tightness, flatness and wear condition of all stirring paddles to ensure no looseness, bending or damage. Inspect the shaft end sealing parts, feeding ports and discharging doors to confirm intact sealing without dust leakage. Check the lubrication status of reducer and bearing components, and clean foreign matters inside the cylinder to avoid paddle collision and equipment jamming.

• 2. Standard Startup & Feeding Specifications

  Follow the no-load startup principle: start the equipment first and run stably for 1–2 minutes before feeding materials. Full-load startup is strictly prohibited to prevent motor overload and transmission shaft damage. Maintain uniform and continuous feeding, and avoid overloading beyond the rated mixing volume to ensure sufficient mixing space and qualified mixing effect.

• 3. In-operation Safety Management

  It is forbidden to open the cylinder cover or touch internal operating parts during equipment operation to avoid safety accidents. Hard foreign matters such as iron blocks and stones are prohibited from mixing into raw materials to prevent paddle deformation and mechanical failure. For mortar with fine additives, control feeding speed to ensure full mixing and uniform dispersion.

• 4. Standard Discharging & Shutdown Procedures

  After the mixing cycle is completed, fully open the discharging door to discharge materials completely, avoiding long-term material accumulation and caking inside the cylinder. Clean residual materials timely after each batch production to prevent cross-contamination of different mortar formulas. Shut down the equipment only after all materials are discharged, and sudden shutdown with materials inside is prohibited.

• 5. Daily Maintenance & Regular Inspection

  Regularly lubricate the transmission shaft, bearings and reducer to ensure flexible and stable transmission. Periodically check the wear degree of paddles, and replace severely worn paddles in time to avoid affecting mixing uniformity. Inspect sealing accessories regularly and replace aging parts to maintain long-term dust-free and stable operation of the equipment.

• 1. Conventional Dry Mortar Production

  Widely applicable for mass production of ordinary masonry mortar, plastering mortar, tile adhesive, wall putty powder, joint filler and other conventional dry mortar products, fully meeting the daily production demands of small and medium mortar factories.

• 2. Building Material Powder Processing

  Suitable for uniform mixing of fly ash, lime powder, mineral powder, quartz sand and other building powder materials, supporting batching and mixing processing of various building raw materials.

• 3. Small-scale Functional Mortar Production

  Applicable for small-batch production of ordinary waterproof mortar and anti-crack mortar, adapting to multi-variety and small-batch customized production modes of construction projects.

• 4. Chemical & Auxiliary Material Mixing

  Used for mixing powdery building additives, industrial auxiliary materials and low-precision chemical powder products, with stable mixing performance and strong versatility.

• 5. Civil & Decoration Engineering Material Processing

  Suitable for mixing various decorative building materials, caulking materials and on-site mixed mortar materials, widely used in construction site auxiliary processing and small building material processing workshops.

• Q1: What is the difference between Paddle Mixer and Double-shaft Gravity-free Mixer?

  A1: Paddle Mixer adopts single-axis paddle circulating mixing structure, with simple structure, lower cost and stable operation, suitable for conventional ordinary mortar production. Double-shaft gravity-free mixers adopt counter-rotating twin-shaft weightless mixing, featuring higher uniformity and faster efficiency, more suitable for high-end high-precision mortar products. Paddle mixers are more cost-effective for small and medium conventional production lines.

• Q2: Why does the mixing material have uneven texture and poor uniformity?

  A2: Common reasons include insufficient mixing time, uneven feeding speed, severely worn paddles and residual material caking inside the cylinder. Appropriately extending mixing time, standardizing feeding operation and replacing worn paddles regularly can effectively improve mixing uniformity.

• Q3: How to solve dust leakage and excessive material residue?

  A3: Dust leakage is caused by aging and damaged sealing parts, which can be solved by regular replacement of sealing accessories. Excessive residual materials result from incomplete discharging and wall adhesion. Timely cleaning after production and regular maintenance can control the residual rate within the standard range.

• Q4: What production scenarios is the Paddle Mixer most suitable for?

  A4: It is specially designed for small and medium dry mortar production lines, focusing on conventional building mortars such as masonry mortar, plastering mortar and tile adhesive. It is the best choice for projects with limited budget, ordinary product requirements and stable long-term batch production.

• Q5: What is the service life of core wearing parts?

  A5: Under standard operation and daily maintenance, the wear-resistant paddle service life is 2–3 years, and the transmission shaft and reducer can operate stably for more than 6 years. The overall failure-free operation time reaches 30,000 hours, with ultra-low comprehensive maintenance cost.

• Q6: Can the Paddle Mixer match NE series bucket elevators?

  A6: Fully compatible. All models of paddle mixers can be perfectly matched with NE15/NE30/NE50 bucket elevators to form a complete automatic feeding, mixing and discharging production system, realizing synchronous and stable operation of small and medium dry mortar production lines.