Horizontal Gravel Slurry Pump (8/6E-MG)

When your operation involves moving slurries loaded with gravel, crushed stone, or coarse solids—think mining quarries, construction sites, or dredging projects—standard slurry pumps quickly hit their limits. Clogged passages, worn impellers, and frequent breakdowns become daily frustrations, grinding productivity to a halt. But the Horizontal Gravel Slurry Pump (8/6E-MG) is engineered to turn these challenges into non-issues. Built for brute strength, uncompromising durability, and seamless handling of large gravel-laden slurries, this pump is the backbone of operations where “tough” is just the starting point. Let’s dive into why the 8/6E-MG stands out as the go-to choice for heavy-duty gravel slurry transfer.

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Horizontal Gravel Slurry Pump (8/6E-MG)

Abrasion-Resistant Construction: Built to Outlast the Toughest Slurries

Gravel is one of the most abrasive materials in industrial transfer-and the 8/6E-MG is armor-plated to withstand it:

High-Chrome Cast Iron Impeller & Casing: The pump's core components use Cr28–Cr30 high-chrome cast iron, a material with exceptional hardness (up to 65 HRC) that resists grinding and erosion. This extends impeller life by 4–6x compared to standard cast iron, cutting down on replacement costs and downtime.
Reinforced Wear Liners: Removable rubber or polyurethane liners line the casing, adding an extra layer of protection against abrasion. When liners wear out, they're easy to replace-no need to overhaul the entire pump.
Heavy-Duty Shaft & Bearings: The rotating shaft is made from heat-treated 42CrMo steel, strong enough to handle the axial and radial loads from heavy gravel slurries. Double-row spherical roller bearings provide stable support, ensuring smooth operation even at high speeds (up to 1,480 rpm).

Product Description

Professional factory of slurry pump, sand gravel pump , dredging pump and OEM Service

The 8/6E-MG is purpose-built for operations that demand reliability in gravel-heavy environments. Key use cases include:

1. Mining & Quarrying

Gravel Extraction: Transfers gravel slurry from extraction points (e.g., riverbeds, open-pit quarries) to washing, screening, or crushing plants. Its high flow ensures no backlogs in production, even during peak mining hours.
Ore Waste Handling: Moves coarse mineral waste (e.g., limestone, granite rubble) from processing lines to waste piles or recycling facilities, withstanding the abrasion of hard rock particles.

2. Construction & Infrastructure

Tunnel & Foundation Excavation: Removes groundwater mixed with gravel, sand, and concrete debris from deep excavations. Its clog-resistant design prevents delays in construction timelines (e.g., building subways, bridges, or high-rises).
Road & Dam Construction: Transports gravel slurry for road base preparation or dam embankment filling. The pump's high flow lets contractors move large volumes quickly, keeping projects on schedule.

3. Dredging & Environmental Remediation

River & Harbor Dredging: Clears gravel, sediment, and rock from riverbeds or harbor bottoms to maintain water depth. The 8/6E-MG's ability to handle large solids makes it ideal for deep-water dredging projects.
Land Reclamation: Moves gravel to build artificial islands, beaches, or coastal defenses. Its horizontal design works well on dredging vessels or shore-based pump stations.

4. Industrial Waste Handling

Concrete Plant Waste: Transfers wastewater mixed with gravel and concrete aggregates from batching plants to recycling systems. Prevents clogging in drainage lines and ensures compliance with environmental regulations.

Performance You Can Trust: Key Specifications

The 8/6E-MG isn't just tough-it's also precise, delivering consistent performance across a range of operating conditions:

Parameter	Specification
Suction Port Size	8 inches (203mm)
Discharge Port Size	6 inches (152mm)
Max Flow Rate	380 m³/h (1,670 GPM)
Max Head	45 meters (148 feet)
Max Solid Size	80mm (3.15 inches)
Max Solid Concentration	40% (by weight)
Motor Power	55–160 kW (75–215 HP)
Speed	980–1,480 rpm
Material Options	High-chrome cast iron (Cr28/Cr30), rubber-lined, polyurethane-lined

Horizontal Design: Easy Installation & Maintenance

Unlike vertical gravel pumps that require overhead clearance and complex alignment, the 8/6E-MG's horizontal layout offers practical advantages for industrial sites:

Simple Integration: Fits seamlessly into existing pipelines, with standardized flange connections (PN10/PN16) that match common industrial piping sizes. No need for custom foundations or tall pump rooms-install it on a flat concrete pad or skid.
Accessible Maintenance: All key components (impeller, seals, bearings) are accessible from the side, so technicians can inspect, repair, or replace parts in hours, not days. For example, replacing a worn impeller takes just 2–3 hours-critical for operations where downtime costs thousands per hour.
Stable Operation: The horizontal configuration reduces vibration, thanks to balanced hydraulics and a low center of gravity. This not only extends bearing life but also minimizes noise (operation at 75–85 dB), making it suitable for both indoor and outdoor installations.

结构图

Application:

Centrifugal mining slurry pump are widely used in mining, power, metallurgy, coal, deading, building material and other industrial lines to pump concentrate, tailings, sludge and other abrasive, high density slurries.

Minerals Flotation Processing
Electric Factory Coal Preparation
Coal Washing
Chemical Medium Processing
Effluent Handling
Sand And Gravel Handling

Type Notation :

6/4-MAH
6------ Suction Diameter(inch)
4------- Discharge Diameter(inch)

NP-AH SLURRY PUMP PERFORMANCE PARAMETERS

Type	Allowable Mating Max. Power(Kw)	Clear Water Performance					Impeller
Type	Allowable Mating Max. Power(Kw)	Capacity/Q m³/hr	Head/m	Speed/rpm	Max Efficiency/%	NPSH/m	Nos of Vane	Impeller Diameter/mm
1.5X1-MAH	15	12.6--28.8	6--68	1200--3800	40	2--4	5	152
2X1.5-MAH	15	32.4--72	6--58	1200--3200	45	3.5--8	5	184
3X2-MAH	30	39.6--86.4	12--64	1300--2700	55	4--6	5	214
4X3-MAH	30	86.4--198	9--52	1000--2200	71	4--6	5	245
6X4-MAH	60	162--360	12--56	800--1550	65	5--8	5	365
8X6-MAH	300	360--828	10--61	500--1140	72	2--9	5	510
10X8-MAH	560	612--1368	11--61	400--850	71	4--10	5	686
12X10-MAH	560	936--1980	7--68	300--800	82	6	5	762
14X12-MAH	560	1260--2772	13--63	300--600	77	3--10	5	965
16X14-MAH	1200	1368--3060	11--63	250--550	79	4--10	5	1067
18X16-MAH	1200	2520--5400	13--57	200--400	85	5--10	5	1370

Materials of Construction

	LINERS	IMPELLERS	CASING	BASE	EXPELLER	EXPELLER RING	SHAFT SLEEVE	SEALS
Standard	Chrome Alloy Natural Rubber	Chrome Alloy Natural Rubber	SG Iron	SG Iron	Chrome Alloy or SG Iron	Chrome Alloy or SG Iron	SG Iron	Rubber and Nitrile
Options	Ferralium Hastelloy C 316 SS W151 Polyurethane Neoprene Butyl Viton Nitrile EPDM Hypalon	Ferralium Hastelloy C 316 SS W151 Polyurethane Neoprene Butyl Nitrile Hypalon	SG Iron Various grades	MS Fabricated Cast Iron	NI Resist Ferralium Hastelloy C Polyurethane 316 SS W151	NI Resist Ferralium Hastelloy C 316 SS Rubber W151 Polyurethane Neoprene Butyl Nitrile	EN56C Ferralium Hastelloy C Titanium 316 SS 304 SS	Ceramic Stellite Chrome Oxide Nordel Neoprene Viton

Our Service

1. Quick Reply
Your inquiry related to our products or prices will be
replied within 12 hours.

2.Pump Choice .
Please let us know the application, capacity and head ,We can help to select the suitable pump

3.Technical Surport .
We have a group of high quality technicians with rich experience who can solve everything  during the whole process.

4.Guarantee quality.
All the products  have proved by ISO 9001:2008, CE, SGS. And also will be inspected strictly before delivery. For Comon parts(except wet end parts,) waranty time: 1 years

5.Perfect after -sales .

We will be responsible for the whole life period

6.OEM order.Many material are available ,like High chrome, rubber , stainless steel and etc.Steely alloy.