dry powder mixer

The dry powder mixer is a professional industrial blending equipment specially designed for dry-mixed mortar production lines. It is mainly used for uniform mixing of cement, quartz sand, mineral powder, polymer additives and other powdery and granular raw materials. As the core host equipment of the dry mortar production system, it adopts horizontal double-shaft or ribbon stirring structure to realize multi-directional convection, shearing and swirling mixing of materials.

This mixer can evenly blend main raw materials and trace functional additives in a short time, effectively solving the problems of uneven mixing, material segregation and low consistency in traditional mixing equipment. It is widely applicable for mass production of tile adhesive, plastering mortar, masonry mortar, putty powder, waterproof mortar and other dry powder building materials. With stable operation, high mixing efficiency and low residual rate, it guarantees uniform batch-to-batch mortar quality and is the key equipment for standardized dry mortar factories.

• Ultra-high Mixing Uniformity: Adopts multi-layer ribbon or double-shaft paddle stirring structure, with no dead mixing angle inside the cylinder. The material forms three-dimensional circulating convection during operation, achieving a mixing uniformity of over 99.5%. Trace polymer additives can be fully fused with base powder to ensure stable mortar performance.
• High Efficiency & Energy Saving: Optimized stirring rotor design shortens the single-batch mixing cycle greatly. Compared with ordinary mixers, it improves production efficiency by 30% while reducing unit power consumption. It supports long-term continuous industrial operation and effectively reduces production costs.
• Low Residue & No Cross-contamination: The inner cylinder adopts polished seamless structure with smooth surface and no material hanging. The fully open discharging design ensures thorough discharging with extremely low residual powder. It is convenient for formula switching and avoids cross-contamination between different mortars such as tile adhesive and putty powder.
• Durable & Wear-resistant Structure: The main body is made of thickened carbon steel or stainless steel. The stirring blades and wearing parts adopt special wear-resistant and anti-corrosion treatment, which resists abrasion from long-term mixing of quartz sand and hard powder materials, with low failure rate and long service life.
• Intelligent & Stable Operation: Matched with frequency conversion speed regulation and PLC linkage control system. The stirring speed and mixing time can be precisely adjusted according to different mortar formulas. It is equipped with overload protection and automatic fault alarm functions to ensure safe and stable operation.
• Good Dust-proof & Sealing Performance: Adopts multi-layer mechanical sealing device at the shaft end, with excellent dust-proof and leak-proof effect. It completely avoids powder overflow during high-speed mixing, improves workshop environment and meets environmental protection production standards.
• Simple Maintenance & Wide Compatibility: Modular structural design with reasonable layout. It is convenient for daily cleaning, inspection and replacement of wearing parts. It supports the mixing of various dry powder building materials and adapts to diversified formula production of dry mortar lines.

• Complete pre-operation inspection before startup. Check the tightness of cylinder body and fasteners, the abrasion degree of stirring blades, the sealing performance of shaft ends and the normal operation of transmission system. Remove foreign hard sundries inside the mixer to avoid equipment jamming and blade damage.
• Operate strictly according to the rated feeding capacity. Overloading feeding is prohibited to prevent motor overload and equipment deformation. Reasonably distribute the feeding sequence of coarse aggregate and fine powder additives to ensure uniform mixing effect.
• Do not open the feeding port cover or stretch hands and tools into the mixing cylinder during equipment operation. All inspection and cleaning work must be carried out after complete shutdown and power cut to avoid safety accidents.
• Set reasonable mixing time and stirring speed according to different mortar formulas. Too short mixing time will cause uneven material blending, while excessive stirring will lead to material segregation and affect finished mortar quality.
• When switching different mortar products, thoroughly clean the residual powder inside the cylinder to prevent formula cross-contamination, which may affect the bonding strength and performance of finished tile adhesive and other mortars.
• Follow standard startup and shutdown procedures. Start the equipment with no-load operation first, then feed materials gradually. Stop feeding first before shutdown, and stop the main machine after all materials are completely discharged.
• Perform daily cleaning and regular maintenance. Clean residual powder after daily production; regularly lubricate reducers, bearings and transmission parts; check the sealing condition and replace worn blades and sealing accessories in time.
• Keep the workshop dry and well-ventilated. Avoid long-term humid environment to prevent raw material caking and rusting of equipment metal parts. Cut off power supply completely during long-term shutdown and equipment maintenance.

• Dry Mortar Production Lines: Core mixing equipment for producing tile adhesive, interior and exterior wall putty, plastering mortar, masonry mortar, waterproof mortar and repair mortar, supporting full-automatic mortar production lines.
• Building Material Factories: Suitable for uniform blending of various powdery building materials, mineral powder mixtures and building powder additives, meeting mass production demands of building material manufacturers.
• New Material Enterprises: Applicable for mixing special functional mortars such as thermal insulation mortar, self-leveling mortar and anti-crack mortar, adapting to customized new building material production.
• Large Industrial Production Bases: Supporting continuous and stable mixing operation of large-scale dry mortar production projects, suitable for standardized and intensive industrial production.
• Small and Medium-sized Processing Plants: Multiple model options available, meeting the mixing and production needs of small-batch and multi-variety dry powder mortar products.

• Q1: What kinds of materials can the dry powder mixer process? A1: It is specially designed for various dry powdery and granular building materials, including cement, quartz sand, mineral powder, polymer additives, tile adhesive raw materials, wall putty powder and all kinds of dry mixed mortar formulas.
• Q2: Why is the mixed mortar uneven with inconsistent quality? A2: The main reasons include insufficient mixing time, unreasonable feeding sequence, worn stirring blades, excessive single-batch feeding volume or residual old materials in the cylinder. Standard feeding capacity and regular cleaning & maintenance can ensure uniform mixing.
• Q3: Can the machine switch different mortar formulas continuously? A3: Yes. It supports flexible production of multiple products. When switching formulas, thorough cleaning inside the mixing cylinder is required to avoid residual powder affecting the performance of new mortar products.
• Q4: How to solve powder leakage during mixing? A4: Powder leakage is mostly caused by aging or damaged shaft end seals. Replace the sealing parts in time and check the tightness of the cylinder cover and discharge port to ensure overall sealing performance.
• Q5: What is the main advantage compared with ordinary mixers? A5: This industrial dry powder mixer features higher mixing uniformity, no dead angle, lower residual rate, better dust-proof performance and more stable operation. It can ensure consistent batch-to-batch mortar quality, which is the key to producing high-standard tile adhesive and dry mortar products.
• Q6: How long is the daily maintenance cycle? A6: Clean residual materials every day after production; lubricate transmission parts every week; comprehensively check wearing parts, seals and electrical systems every month. Regular maintenance effectively extends equipment service life.
• Q7: Does the equipment support customized capacity? A7: Yes. We provide customized mixers with different volumes from 500L to 10000L, which can match small, medium and large dry mortar production lines to meet different output requirements.