Diamond Series DN-JN Screw Pump
DN-JN Diamond Series Screw Pump is a standard Diamond-series progressing cavity screw pump — a helical rotor rotating inside an elastomeric stator generates smooth, even flow, capable of handling viscous fluids and solids up to 18%. Excellent self-priming (suction up to 8 mWC). The Diamond series range reaches up to 420 m³/h, pressure up to 48 bar depending on configuration.
DN-JN Diamond Series Screw Pump là bơm trục vít progressing cavity (trục vít lệch tâm) dòng Diamond chuẩn — rotor xoắn quay trong stator đàn hồi tạo lưu lượng đều, bơm được chất nhớt và có rắn tới 18%. Tự mồi tốt (hút tới 8 mWC). Dải dòng Diamond đạt tới 420 m³/h, áp tới 48 bar tùy cấu hình.
01 · Datasheet
Thông số kỹ thuật
02 · Applications
Lĩnh vực suitable
Chemicals & Environment
Progressing-cavity pumps (Diamond DN-JN/DV/XF titanium) and DM metering pumps for highly viscous, corrosive, solid/fibre-laden fluids — chemicals, polymers, water treatment. ATEX optional.
Food · Beverage · Pharma
DX-JX sanitary pumps, HTS Raptor twin-screw and MX metering pumps — EHEDG/3A certified, CIP/SIP capable, DIN 11851/Clamp connections. Gently pump thick fluids: cream, sauce, gel, honey, milk.
Wastewater & sludge treatment
DH-JH/HE hopper pumps for thick sludge (up to 28% solids) and the Terminator TG grinder that reduces solids size before pumping — wastewater, sludge and biogas stations.
Oil & Gas · Biogas · Industry
Compact R/RL progressing-cavity and wobble pumps for crude oil, solvents, biogas sludge and viscous fluids in general industry — steady flow, self-priming, capable of handling difficult media.
05 · Related products
Other Nova Rotors lines

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Terminator TG Grinding Machine - NOVA ROTORS
03 · Thai Khuong Capabilities
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04 · Technical Knowledge
Understanding Nova Rotors pumps
05 · FAQ & Quote
Questions frequently asked
How does a progressing cavity pump differ from a centrifugal pump?
What fluids is the DN-JN suitable for?
01 · Mô tả chi tiết
Thông tin sản phẩm
DN-JN Diamond Series Screw Pump là bơm trục vít progressing cavity (trục vít lệch tâm) dòng Diamond chuẩn — rotor xoắn quay trong stator đàn hồi tạo lưu lượng đều, bơm được chất nhớt và có rắn tới 18%. Tự mồi tốt (hút tới 8 mWC). Dải dòng Diamond đạt tới 420 m³/h, áp tới 48 bar tùy cấu hình.
Technical specifications
| Type | Bơm trục vít progressing cavity Diamond chuẩn (1 rotor / 1 stator) |
|---|---|
| Operating Principle | Rotor xoắn quay trong stator đàn hồi → khoang kín tịnh tiến, lưu lượng đều theo tốc độ |
| Solids content | tới 18% |
| Self-priming | Hút tới 8 mWC |
| Diamond flow range | Lưu lượng tới 420 m³/h · áp tới 48 bar (tùy size & cấu hình) |
| Applications | Đa dụng: chất nhớt vừa, có rắn/sợi |






