When should I choose a planetary counter-current mixer instead of a twin shaft mixer?

Choose a vertical-shaft planetary counter-current mixer when the mix is dry, fibre-reinforced, pigmented or ultra-high performance: UHPC, GFRC, refractory castables, dry-cast paving blocks and precast elements requiring homogeneity below 5% coefficient of variation. A twin shaft mixer is the more economical choice for high-throughput ready-mix and wet concrete above 2 m³ per batch, where cycle times of 30-45 seconds matter more than micro-homogeneity.

How long does a CO-NELE mixing pan liner and blade set last?

With standard high-chrome wear parts, liners and mixing arms typically run 90,000-150,000 batches on normal concrete and 40,000-60,000 batches on abrasive mixes such as refractory castables or quartz-rich UHPC. All wear parts are bolt-on and replaceable in the field, and CO-NELE keeps interchangeable spares for every model produced since 2004.

Can CO-NELE run a trial with my own raw material before I place an order?

Yes. Our laboratory in Qingdao operates lab-scale intensive mixers and granulators from 5 to 75 litres. Send 10-20 kg of your powder or aggregate with the target particle size, moisture and capacity, and our process engineers return a test report with granule sphericity, bulk density, mixing time and the recommended production model.

What voltage, documentation and after-sales support do export buyers receive?

Machines are built to the buyer's local supply (220V/380V/415V/440V, 50 or 60 Hz), supplied with CE-compliant electrical design on request, foundation and wiring drawings, an English operation and maintenance manual, and a 12-month warranty on the drive unit. Installation guidance is delivered by video commissioning or by resident engineers; spare parts ship from stock in Qingdao.

China CO-NELE Twin shaft concrete mixer CHS Factory, Machine

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China CO-NELE Twin shaft concrete mixer CHS Factory, Machine

CO-NELE twin shaft concrete mixers are used in concrete batching plant, twin shaft mixers are ideal for the ready-mix and precast concrete,maximum aggregate 160mm,Streamline arms,mixing resistance is small,less likely to hold shaft. Capacity ranged from 0.75 cu.m to 6.0 cu.m.

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Product Description

Technical Data

Model	CHS750	CHS1000	CHS1250	CHS1500	CHS2000	CHS2500	CHS3000	CHS3500	CHS4000	CHS4500	CHS5000	CHS6000
In capacity (L)	1125	1500	1875	2250	3000	3750	4500	5250	6000	6750	7500	9000
In mass (Kg)	1800	2400	3000	3600	4800	6000	7200	7200	9600	10800	12000	14400
Out capacity (L)	750	1000	1250	1500	2000	2500	3000	3500	4000	4500	5000	6000
Paddles number	2×5	2×6	2×6	2×7	2×7	2×8	2×9	2×9	2×10	2×10	2×10	2×11
Motor power (Kw)	30	37	45	55	37×2	45×2	55×2	65×2	75×2	75×2	90×2	110×2
Discharging power (Kw)	3	3	3	3	3	3	4	4	4	4	4	4
Weight (Kg)	4500	5000	5500	6000	8400	9000	9500	9500	13000	14500	16500	19000
Dimension (L×W×H)	257020801965	278020801965	278020801965	295020801965	320025602120	357025602120	380025602120	380025602120	409029102435	437029102435	444031302745	475031302745

Product Introduction

CO-NELE mixer is designed compactly overall. All parts are installed in the mixing drum with small space occupation, making it easy to install and update the whole machine.

CO-NELE Twin-Shaft Mixer Advantages

1 The shaft end seal is equipped with a floating oil seal ring, a special labyrinth seal structure composed of a seal and a mechanical seal, which has reliable sealing, high stability and long service life;

2 Automatic lubrication system configuration, four independent oil pump, high working pressure, excellent performance;

3 On-mounted motor installation layout, patented belt self-tensioning device to improve transmission efficiency, to avoid excessive wear and damage to the belt, reduce maintenance costs, The large volume ratio design concept is adopted for the helium cylinder, which can effectively improve the mixing efficiency, prolong the service life of the shaft end seal, and reduce the probability of material shaft holding;

4 Discharging door adopts eccentric double sealing design to prevent material jamming and leakage, small wear, high sealing efficiency and long-lasting;

5 Stirring device adopts a patented design with an angle of 60°. Flow line casting of the stirring arm results in uniform mixing, low resistance, and low rate of material holding shaft;

6 Configured with military-grade planetary speed reducers with smooth transmission and high load capacity;

7 Optional original Italian reducer, original German automatic lubrication pump, high pressure cleaning device, temperature and humidity testing system;

Frequently Asked Questions (FAQ)

1. What range of discharge capacities does the CO-NELE CHS series twin-shaft mixer offer?

The CO-NELE CHS series twin-shaft mixers range from the compact CHS750 with a discharge capacity of 750L up to the heavy-duty CHS6000 offering a 6000L discharge capacity per batch.

2. How does the shaft end sealing system prevent material leakage?

The shaft end is equipped with a floating oil seal ring combined with a specialized labyrinth seal structure and mechanical seal, providing high stability, reliable sealing performance, and a long service life.

3. What feature helps optimize mixing efficiency and prevent material shaft holding?

The stirring device features a patented 60° angle design with stream-lined cast stirring arms and a large volume ratio design, ensuring uniform mixing, low resistance, and a low rate of material sticking to the shaft.

4. What design mechanism is used for the discharging door?

The discharging door utilizes an eccentric double sealing design. This prevents material jamming and leakage while minimizing wear and ensuring high, long-lasting sealing efficiency.

5. What optional components can be integrated into the mixer?

Optional upgrades include an original Italian reducer, original German automatic lubrication pump, high-pressure cleaning devices, as well as integrated temperature and humidity testing systems.