High-Precision Oil Agent Coating Metering Pump for Polyurethane
Foaming
This precision metering pump is engineered for demanding industrial
applications including glue dispensing, oil agent delivery,
hydraulic systems, pipeline pressurization, extrusion machinery,
pressurized conveying, polyurethane processing, PC foaming
machines, PUR hot melt adhesive systems, spraying, coating, and
adhesive metering operations.
Technical Specifications
| Product Model | HRH-1.2 / HRH-2.4 / HRH-3.6 / HRH-5.0 |
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| Core Application | Oil agent, coating, dispensing, foaming, pressure-boosting delivery |
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| Displacement per Revolution | 1.2 / 2.4 / 3.6 / 5.0 cc/rev (model-specific) |
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| Structure Type | One inlet, one outlet |
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| Operating Pressure | Inlet: ≤0-5KPa; Outlet: ≤20MPa |
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| Temperature Resistance | ≤180ºC |
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| Compatible Fluid Viscosity | ≤2000 POISE |
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| Speed Range | 15-100 rpm |
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| Port Specification | 2-G1/4 |
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| Mounting Screw Size | M8 |
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| Overall Dimensions | 108mm (L) × 65mm (W) × 39.1mm (H) (see engineering drawing for
details) |
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Industry Applications
- Electronics & Electrical Industry: Precision dispensing for electronic components, battery
encapsulation, PCB coating metering
- Textile & Chemical Fiber Industry: Quantitative delivery of textile oil agents, spraying of chemical
fiber oil agents
- Automotive Manufacturing Industry: Automotive interior coating, sealant dispensing, polyurethane foam
part supply
- Packaging & Building Materials Industry: Hot melt adhesive packaging spraying, polyurethane insulation
board foaming delivery
- General Industry: Pipeline pressure boosting, extruder supporting delivery, precise
glue metering, fluid supply for coating production lines

After Sales Service
Enjoy peace of mind with our comprehensive after-sales service. We
offer a 7-day replacement policy and a 12-month repair service
absolutely free of charge for any quality-related issues, ensuring
your complete satisfaction and confidence in our products.
Company Profile

Packaging & Shipping
- Standard export wooden case packaging to protect the pump from
damage during transportation
- Support multiple shipping methods (sea, air, express) to meet
different delivery time requirements
- Complete product documents (operation manual, test report, quality
certificate) are provided with each shipment
Frequently Asked Questions
Q1: What can you buy from us?
A1: We provide comprehensive flow meter services, including sales
of instruments such as flow meters, liquid level gauges, vacuum
gauges, pumps, sensors, industrial thermometers, and related
equipment.
Q2: What is your terms of packing?
A2: Standard packaging uses JSN brand colorful cardboard boxes. OEM
brand packaging uses brown cardboard boxes without extra charge.
Q3: How about your delivery time?
A3: Standard products: 6-7 working days after order confirmation.
Non-standard products: 8-10 working days after order confirmation.
Q4: What's your MOQ?
A4: No minimum order quantity required - single units for testing
purposes are acceptable.
Q5: How do you ensure good product quality?
A5: We maintain a complete quality control system with full
inspection by IQC and OQC departments before shipment.
Q6: How long is your quotation valid?
A6: All quotations remain valid for 1 month from issue date.
Q7: Can you accept OEM brand?
A7: Yes, we accept OEM branding without additional charges.
Q8: How long is your product warranty?
A8: 7-day replacement and 12-month free repair service for
quality-related issues.
Q9: Can you produce according to the samples?
A9: Yes, we can manufacture products based on your samples or
technical drawings.