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Providing Protection
Reduces maintenance costs by protecting in-line shredders, pumps and equipment.
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Environmentally Friendly
The in-line shredder reduces environmental burdens in the wastewater treatment process.

Low Maintenance Requirement
The in-line shredder provides low energy consumption with optimized motor performance.

Energy Efficiency
The in-line shredder provides low energy consumption with optimized motor performance.

Durable Structure
The in-line shredder is resistant to intensive use and has a long service life.
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Easy Integration
The in-line shredder can be easily integrated into existing wastewater lines.
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Uninterrupted Flow
The in-line shredder ensures uninterrupted flow in the wastewater line.
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Clogging Prevention
The in-line shredder reduces the risk of blockages by shredding large solid waste.
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Easy to Use
The in-line shredder prevents pipe blockages and makes waste management efficient.

RotaCut Macerator Wastewater Grinder: A Professional Solution Against Blockages
The RotaCut Macerator wastewater grinder plays a critical role in preventing blockages and increasing system efficiency in industrial and domestic wastewater management. By effectively grinding solid materials in pipelines or conveyor systems, it ensures the flawless operation of systems such as submersible pumps with blades, septic tank pumps with blades, submersible grinder pumps, and wastewater pumps with blades.
The RotaCut macerator minimizes operational downtime in septic systems and industrial lines by shredding waste. Thanks to the economic advantages it offers businesses, it stands out as the most efficient investment that reduces maintenance costs when researching prices for wastewater pumps with grinders and wastewater pumps with blades.
Wastewater Grinder Models and Shaft Structures
Depending on the need, our in-line, open channel, and channel-type models are grouped into two main categories according to the waste characteristics:
Single Shaft Macerator Model
This is our single-shaft solution that offers high efficiency in grinding small and soft fibrous materials.
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Macerator RotaCut In-Line
Dual Shaft Grinder Models
These are our high-torque, dual-shaft industrial models designed for crushing hard and large solid materials.
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SPH Series In-Line
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SPA Series Open Channel
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SPK Series Channel Type
System Advantages and Optional Features
Our wastewater grinder models help manage waste more efficiently while extending the life of pump systems. The following optional features can be added for reliable and effective performance:
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Stainless Steel Production: Complete resistance to corrosive fluids.
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Automatic Lubrication Unit: An intelligent maintenance system that extends the life of mechanical components.
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Various sieve size options: Particle size control.
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Wide Application Range: In-line, open duct and duct-type mounting options.
The RotaCut Macerator wastewater grinder solves clogging problems at their root, maximizing the operational safety of your facilities.
SPH Series: Double Shaft Guard for Enclosed Pipelines
Setting the standards in in-line wastewater shredder technology, the SPH series easily shreds even the most stubborn waste thanks to its "Double Shaft" mechanism. Operating on the principle of high torque and low speed, this series breaks down textile rags, sanitary pads, plastic pieces, and organic hard waste into millimeter-sized particles. This allows submersible pumps or precision valves in the pipeline to operate with maximum efficiency without encountering any resistance.
SPH Series Model Range and Capacities
The MT Makina SPH family consists of four main models customized according to pipe diameter and flow rate requirements:
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SPH-100 (Compact Power): Compatible with DN100 pipe sizes, this model has a 150 x 150 mm shredding area. With motor power options ranging from 2.2 to 4 kW, it is indispensable for small and medium-sized facilities.
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SPH-150 (Ideal Balance): This grinder, used in DN150 lines, handles denser solid loads with its 200 x 200 mm shredding chamber. The motor power is optimized in the range of 2.2 – 4 kW.
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SPH-200 (Heavy Duty): Developed for large-scale lines with DN200 pipe diameters. With a 250 x 250 mm shredding area and motor power up to 5.5 kW, it offers full performance in industrial waste management.
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SPH-300 (High Capacity): The most powerful member of the series. With DN300 pipeline compatibility, a massive 350 x 350 mm cutting area, and motor power up to 11 kW, it handles even the most demanding municipal and industrial lines.
Why should you use the SPH Series In-Line Grinder?
For businesses, investing in an SPH series in-line wastewater shredder is not just a purchase of equipment, but a long-term cost management strategy.
1. Maximum Safety in Pump Protection: The SPH grinder, installed in the pipeline, prevents motor burnout and impeller clogging in wastewater pump systems with shredding blades by almost 100%. This extends pump life and minimizes service costs.
2. Intelligent Anti-Jaw Barrier System: When it encounters a hard object, load-sensing sensors are activated. Thanks to the intelligent control panel, the system automatically reverses, repositions the object, and continues the shredding process. This allows the system to self-clean without requiring human intervention.
3. Energy Efficiency and Quiet Operation: High-torque dual-shaft technology doesn't require massive rotational speeds to shred waste. This low-speed capability reduces energy consumption while eliminating noise pollution and vibration.
4. Flexible and Durable Structure: The easy-to-assemble SPH series can be integrated into existing pipelines with minimal modifications. With its optional stainless steel housing and automatic lubrication unit, it provides years of trouble-free service even in the most aggressive wastewater environments.
In short: Uninterrupted Streaming, Seamless Infrastructure.
SPH Series In-Line Wastewater Grinders are a professional engineering solution that eliminates the cost of downtime caused by blockages. Increasing reliability at every point where wastewater is transferred, these systems are one of the smartest investments for sustainable facility management.
Let's calculate together which SPH model (from 100 to 300) will provide the most ideal performance for your facility's current pipeline pressure and waste density. Would you like our technical team to prepare a customized layout plan for you?
Wastewater Crushing Machines: Macerator Rotacut Performance and Efficiency

Prevents Clogging
In-line wastewater shredders prevent blockages in wastewater pipes, contributing to the smooth operation of the sewage system.

Environmentally Friendly
In-line shredders reduce environmental pollution by biologically decomposing organic waste before it reaches landfills.

Long Lasting Knives
The high-quality steel blades used in the in-line shredder are wear-resistant and offer long-term use.
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High Efficiency
The in-line shredder shreds materials quickly and effectively with a combination of high torque and low speed.
The First Line of Defense for Infrastructure: SPA Series Open Channel Wastewater Grinders
In open channel systems, the biggest risk is the clogging of pump turbines by textile rags, plastics, tree branches, and other large solid materials carried along with the flow. The SPA Series Open Channel Wastewater Grinder, thanks to its double-shaft shredding technology, eliminates these materials before they reach the pumps. With its high torque capacity and low-speed operation, it silently and energy-efficiently breaks down even the most resistant waste into small pieces.
SPA Series Model Range: Solutions Suitable for Every Channel Type
The SPA series offers a wide range of models optimized for channel width and flow rate. All models provide high breaking power thanks to their double-shaft design.
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SPA-100 (Precision Protection): With a 150 x 150 mm shredding area and DN100 compatibility, it is ideal for small-scale plants. It offers economical performance with a 2.2 – 4 kW motor power.
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SPA-150 (Flexible Capacity): This model offers a 200 x 200 mm shredding chamber and is compatible with DN150 duct structures. It promises stable operation in the 2.2 – 4 kW power range.
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SPA-200 (High Performance): With a 250 x 250 mm shredding area and 2.2 – 5.5 kW motor power, it easily handles heavy solid loads in medium and large-scale sewer inlets.
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SPA-300 (Industrial Power): Designed for DN300 compatible channels. With a large 350 x 350 mm cutting area and 3 – 7.5 kW motor power, it ensures uninterrupted operation.
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SPA-400 (Maximum Capacity): The giant of the series. With a 450 x 450 mm shredding area and motor power up to 11 kW, it tackles even the toughest waste from central pumping stations and large treatment plants.
Technical Advantages and Profitability of the SPA Series
Using an open-channel shredder in your operation is not just an investment in equipment; it's securing the future of your system.
1. Equipment and Pump Protection
The SPA series enhances the fluidity of shredded waste, effectively preventing clogging of submersible pumps, septic tank shredder pumps, and precision valves. It eliminates pump burnouts and the need for manual cleaning.
2. Intelligent Load Sensing (Prevention of Jamming)
When a material too hard to be broken down (such as a large piece of metal) enters the grinding chamber, the intelligent control system instantly detects the load. It automatically reverses the blades to clear the jam and restarts the grinding process.
3. Corrosion-Resistant and Long-Lasting Structure
The optional stainless steel housing, offered to protect against the corrosive effects of wastewater, ensures the SPA series remains operational for years, even in the most aggressive chemical environments. Furthermore, the automatic lubrication unit extends maintenance intervals and minimizes operating costs.
4. Easy Assembly and Chassis Support
SPA models are offered with custom steel chassis that can be easily integrated into existing open channels. This "plug-and-play" approach reduces infrastructure renovation costs.
In summary: Safe Flow, Seamless Treatment.
The SPA Series Open Channel Wastewater Grinders provide a radical solution to clogging problems everywhere, from municipal infrastructure to large industrial facilities. With its dual-shaft mechanism and high torque capacity, it ensures sustainable performance in wastewater management.
Let's analyze together which SPA model (from 100 to 400) will provide the highest efficiency based on the channel width and daily flow rate in your facility. Would you like our technical team to prepare a customized offer and layout plan for you?

An Effective Solution for Clogged Sewers and Pipelines: Macerator Rotacut In-Line, Open Channel and Channel Type Crushing Machines

The sewer lines of large cities and the entry points of massive treatment plants face tons of solid waste every day. The SPK Series Channel Type Wastewater Grinder tackles this challenging task with its enormous 1000 mm shredding area. It neutralizes large pieces of wood, textile bales, plastic piles, and other hard debris entering the system in seconds, protecting submersible pumps and sensitive treatment equipment from mechanical damage.
Unstoppable shredding power with a dual-shaft mechanism.
At the heart of the SPK series lies Double Shaft shredding technology, capable of taming even the most resistant materials. Thanks to its high torque capacity, the SPK series steps in where conventional systems fail.
SPK-1000 (Industrial Giant): With its enormous 1000 mm wide shredding chamber, it is one of the most powerful models in its category. Variable motor power options ranging from 3 kW to 15 kW can be optimized according to the plant's needs. This dual-shaft system, operating on the principle of low speed and high torque, maximizes shredding efficiency while minimizing energy consumption.
Technical Advantages and Operational Benefits of the SPK Series
In large-scale wastewater management, using a channel-type shredder is a strategic move that guarantees the safety of the entire facility.
1. Uninterrupted Pump Protection Under Extreme Conditions
The SPK series prevents motor burnout in submersible pumps with shredding blades, wastewater pumps with blades, and centrifugal systems by breaking down solid materials into micro-particles at the channel entrance. This protection reduces system downtime due to malfunctions to almost zero.
2. Intelligent Load Detection and Jamming Prevention
The SPK series is equipped with intelligent sensors to handle extremely hard materials that might enter its massive shredding chamber. When the system detects a jam, it automatically reverses the blades, repositions the foreign material, and completes the shredding process. This feature eliminates the need for human intervention.
3. Modular and Durable Design
Built to withstand harsh chemical and physical conditions, the SPK series defies corrosion with its optional stainless steel housing. Furthermore, the integration of an automatic central lubrication system extends the life of mechanical components and minimizes maintenance intervals.
4. Wide Channel Compatibility and Easy Integration
The SPK series can be easily installed on existing reinforced concrete channels or steel structures. Its special chassis design shortens installation time while reducing the facility's infrastructure costs.
Strong Infrastructure, Secure Future
The SPK Series Channel Type Wastewater Grinder is more than just a machine; it's a guarantee of sustainable operation for municipal infrastructure, power plants, and large industrial areas. With its dual-shaft design and motor power up to 15 kW, it allows you to effortlessly overcome even the biggest obstacles in wastewater management.
Would you like to learn about the technical details and receive a customized price quote for the SPK-1000 model for your large-scale canal project or wastewater treatment plant inlet? Shall we schedule a meeting so our expert team can conduct a flow rate and load analysis tailored to your facility?
Security for Large-Scale Infrastructures: SPK Series Channel Type Wastewater Grinder
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The Sharp Safety Arm for Pipelines: The RotaCut Macerator In-Line Shredder
It's time to remove the term "unexpected failure" from your vocabulary in wastewater infrastructure. The RotaCut macerator, with its design that integrates directly into closed pipe systems, is a professional safety shield that homogenizes the solid charge within the fluid. Unlike our other heavy-duty dual-shaft (SPH, SPA) models, the RotaCut acts as an "operating unit" specializing in fibrous and elastic materials with its single-shaft cutting technology.
Single-Shaft Cutting Technology: Why is it More Effective?
What makes RotaCut special is the millimeter-precise contact between the rotating blades and a fixed cutting edge. This system doesn't just crush solids; it slices them through like a high-speed pair of scissors. The efficiency of this precise cutting process can be explained by this simple formula:
fc = n * z
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fc: Cut-off frequency
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n: Shaft rotation speed (RPM)
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z: Number of knives
Thanks to its high-frequency cutting power, RotaCut perfectly blends waste with liquid. This eliminates almost 100% of the risk of foreign matter entanglement in the impellers of blade septic tank pumps and wastewater pump models.
Operational Convenience Provided by In-Line Installation
Easily mounted like a valve to your existing pipeline system, the RotaCut macerator boasts a compact design that is a "lifesaver," especially in installations where space is limited.
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Pump Fuse: Positioned in front of submersible blade pumps and shredder wastewater pump units, it prevents motor overheating and mechanical wear.
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Intelligent Separation: The integrated separation chamber, designed for objects too hard to be crushed (stones, metal pieces), prevents damage to the blades.
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Maintenance-Friendly Design: Thanks to its "on-off" housing structure, it allows you to perform cleaning or blade checks in seconds without completely disassembling the line.
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Quiet and Powerful: With its low-vibration operating principle, it delivers flawless performance in noise-sensitive areas such as hospitals, hotels, and ship waste management systems.
Economic Benefit: Repair or Prevention?
The most expensive piece of equipment for a business is the equipment that doesn't work because it's broken down. When researching RotaCut macerator prices, it's important to remember that this investment is essentially "failure prevention insurance." The time and money spent on replacing a pump impeller or rewinding a motor pales in comparison to the high cost of the protection RotaCut provides.
Manufactured by MT Makina engineering, this system, with its corrosion-resistant stainless steel option and automatic lubrication unit, provides your facility with sustainable efficiency. Fully compatible with your septic tank shredder pump solutions, this technology extends the lifespan of your infrastructure.
Wastewater In-Line, Open Channel, Channel Type and Rotacut Shredder
Technical Specifications
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Technical Advantages and Standard Equipment
There are four fundamental pillars that determine system performance:
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Grinding Power: Hardened alloy steel blades, operating on the "Low Speed - High Torque" principle, grind even the most resistant materials quietly and energy-efficiently.
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Intelligent Protection: The load sensing feature on the control panel automatically reverses the blades in the event of a jam (Auto-Reverse), clearing the system without requiring human intervention.
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Durability: Advanced mechanical seals and insulated bearing housings guarantee leak-proof performance and long service life in corrosive wastewater environments.
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Ease of Maintenance: The modular and "on-off" housing design allows for on-site servicing and blade inspection without dismantling the line.
SPH Series: In-Line Dual Shaft Models
These models, which are directly integrated into pipelines, effectively break down solids in the flow line.
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SPH-100: Compatible with DN100 pipe size. It has a 150 x 150 mm shredding area and operates with a 2.2 – 4 kW motor power.
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SPH-150: Used with DN150 pipe size. It offers a 200 x 200 mm shredding area and has a motor power capacity of 2.2 – 4 kW.
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SPH-200: Designed for DN200 pipe sizes. It provides high performance with a 250 x 250 mm shredding area and 2.2 – 5.5 kW motor power.
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SPH-300: Designed for large pipelines with DN300 pipe size. It has a 350 x 350 mm shredding area and a motor power capacity of 3 – 11 kW.
SPA Series: Open Channel Type Double Shaft Models
It is optimized for channels where water flows freely, such as pumping stations and treatment plant inlets.
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SPA-100: Provides a 150 x 150 mm shredding area and 2.2 – 4 kW motor power for DN100 compatible channels.
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SPA-150: Operates in DN150 compatible channels with a 200 x 200 mm shredding area and a motor power of 2.2 – 4 kW.
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SPA-200: Offers a 250 x 250 mm shredding area and 2.2 – 5.5 kW motor power in DN200 compatible systems.
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SPA-300: It has a 350 x 350 mm cutting area and a motor power capacity of 3 – 7.5 kW for DN300 duct structures.
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SPA-400: With a 450 x 450 mm shredding area in DN400 wide channels and a motor power of 3 – 11 kW, it handles the toughest waste.
SPK and MS Series: Special Application Models
Designed for large-scale sewer lines and high-performance in-line operations.
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SPK-1000 (Channel Type): Offers 3 – 15 kW motor power for channel type applications with a massive 1000 mm shredding area.
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MS-150 (High Performance): This is a DN150 in-line type machine. With a motor power of 4 – 11 kW, it handles heavy solid loads.
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MS-200 (High Performance): This is a DN200 in-line type machine. It has a motor power capacity of 4 – 15 kW.
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MS-300 (High Performance): This is a DN300 in-line type machine. With a motor power of 4 – 22 kW, it provides uninterrupted service in massive industrial production lines.
Optional Technical Specifications
To extend the lifespan of our systems and ensure compatibility with all fluid types, we offer the following additional solutions:
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Stainless Steel Construction: AISI 304 or AISI 316 grade stainless steel body option for corrosive and aggressive chemical wastewater lines.
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Automatic Lubrication Unit: An intelligent lubrication system that extends the life of mechanical components and reduces maintenance costs without requiring human intervention.
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Different Sieve Sizes: Customizable sieve structures that help determine the output size of the shredded waste according to the project requirements.
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Open Duct Application Chassis: Special mounting chassis and control panels for quick and easy integration into existing duct structures.
Wastewater Shredder Rotacut Machine Video
The Rotacut type wastewater shredder prevents system blockages by cutting fibrous and solid waste with high efficiency. It offers an effective solution for biogas plants, sewage systems, and industrial wastewater lines. You can watch a detailed explanation of the machine's operation and application areas on our video gallery page.
























