Beschreibung
WPWEKO Double Speed Cast Iron Worm Reducer — Product Overview
Vertical agitator and mixer shaft applications that require coupling-free shaft insertion and extreme ratio reduction use the WPWEKO universal hollow bore vertical drive. The K-type hollow bore eliminates the output coupling at the agitator shaft interface; the O-type vertical orientation connects directly upward; the WPW universal body accommodates multiple motor position configurations; and the dual worm stages provide ratios from 1/200 to 1/900+.

WPWEKO Double Speed Worm Reducer Specifications

| Parameter | Spezifikation |
|---|---|
| Serie | Double Speed WPWE+K+O |
| Gehäuse | Solid integral cast iron, dual-stage, WPW universal body |
| Eingang | Solid shaft — bilateral, multiple WPW directions |
| Ausgabe | Hollow bore — K-type, vertical upward |
| Verhältnisbereich | 1/200–1/900+ |
| Größenkombinationen | 40–70 bis 155–250 mm |
| Montage | Foot-mount, K hollow vertical output, WPW universal body |
| Gehäusematerial | FC20+ Grauguss, Zweikammer |
| Schneckenräder | Gepaartes Zinnbronze-ZCuSn10Pb1, beide Stufen |
| Schneckenwellen | 20CrMnTi einsatzgehärtet 55–60 HRC, beide Stufen |
| Schmierung | N220–N320 (−30 °C–40 °C); N320–N460 (40 °C–65 °C), beide Kammern |
| Maximale Öltemperatur | 95 °C kontinuierlich |
| Gewichtsbereich | 19.5–476 kg |
| Hauptmerkmal | WPW universal body + K hollow vertical output + double-stage — coupling-free vertical shaft extreme ratio platform |
Größenkombination & Leistungsdaten
| Größenkombination | Verhältnis | Eingangsleistung (kW) | Ausgangsdrehmoment (Nm) | A (mm) | AA (mm) | AB (mm) | BB (mm) | Gewicht (kg) |
|---|---|---|---|---|---|---|---|---|
| 40–70 | 1/200 | 0.48 | 250 | 286 | 195 | 153 | 131 | 20 |
| 50–80 | 1/300 | 0.65 | 350 | 297 | 197 | 144 | 142 | 27 |
| 60–100 | 1/400 | 0.95 | 500 | 363 | 231 | 175 | 169 | 44 |
| 70–120 | 1/500 | 1.64 | 840 | 408 | 256 | 193 | 190 | 73 |
| 80–135 | 1/600 | 2.5 | 1,400 | 471 | 298 | 226 | 210 | 101 |
| 100–155 | 1/800 | 3.69 | 2,100 | 555 | 354 | 269 | 252 | 144 |
| 120–175 | 1/900 | 5.09 | 3,050 | 568 | 379 | 287 | 255 | 201 |
| 135–200 | 1/900+ | 7.22 | 3,950 | 662 | 425 | 318 | 319 | 293 |
| 155–250 | 1/900+ | 11.71 | 6,050 | 795 | 510 | 380 | 385 | 462 |
WPWEKO Double Speed Worm Reducer — Core Features
■ K Hollow Bore + O Vertical + Universal WPW Body + Double Stage
The WPWEKO provides coupling-free vertical upward shaft insertion (K+O) with universal WPW shaft direction input flexibility and dual-stage extreme ratios — the universal platform for hollow bore vertical agitator shaft drives at 1/200–1/900+.
■ K Hollow Bore + O Vertical — Coupling-Free Vertical Shaft Connection
Agitator shaft inserts directly through the K-type vertical hollow bore. No coupling at the vessel shaft interface in any WPW input shaft direction configuration.
■ Universal WPW Body — Multiple Input Directions for Vertical Hollow Bore Drive
WPW universal body flexibility extends to the K+O configuration — multiple motor position requirements covered by a single WPWEKO product model.
■ Same 6,050 Nm Torque as WPEO — Hollow Bore Vertical Does Not Reduce Capacity
WPWEKO worm gear internals are identical to WPEO at equivalent size combinations. K+O+universal body designation does not reduce torque ratings.
■ Dual Independent Oil Chambers — O-Type Adjusted Volumes
Two independently sealed chambers with O-type vertical adjusted oil volumes. Oil volumes specified per WPW shaft direction in the WPWEKO lubrication table.
■ FC20+ Universal Dual-Chamber Housing — Vertical K+O Geometry Stable
Cast iron dual-chamber housing maintains K-bore alignment and inter-stage geometry in O-type vertical orientation across all WPW shaft direction configurations.
WPWEKO Worm Reducer — Industry Applications

⚔ Universal Hollow Bore Vertical Agitator Platform
WPWEKO provides coupling-free agitator shaft connection with vertical upward output and universal motor position flexibility — the complete specification for hollow bore vertical agitator drives in process plant environments.
☵ Multi-Direction Motor Position Vessel Shaft Drives
Chemical and food process vessels with agitator shaft drives requiring K-bore vertical connection and varying motor positions use WPWEKO universal body to cover all installation configurations with one product.
⚒ Extreme-Ratio Hollow Bore Lift Mechanisms
Ultra-slow vertical lift mechanisms requiring hollow bore shaft insertion and extreme ratio reduction use WPWEKO — coupling-free shaft connection at output speeds below 5 rpm from a standard motor.
⚊ Universal Vertical Mixer Shaft-Mount Platform
OEM vertical mixer manufacturers with multiple motor position requirements standardise on WPWEKO for coupling-free agitator shaft drives across all machine configurations.
Ever Power Manufacturing Quality — WPWEKO Worm Reducer

■ ISO 9001:2000 — Zweistufige Montage zertifiziert
Beide Schneckenstufen werden gemäß ISO 9001:2000 gefertigt und geprüft. Die Ausrichtung zwischen den Stufen und die Übersetzungsgenauigkeit werden vor der Endmontage jeder Einheit überprüft.
■ CE-Kennzeichnung – EU-Maschinenrichtlinie 2006/42/EG
Volle CE-Konformität für den Export in die EU, nach Großbritannien, Australien und Neuseeland ohne erneute Zertifizierung.
■ Prüfung vor dem Versand: Geräusche, Leckage, Drehmoment
Geräuschpegel unter 68 dB(A) bei Nennlast, 30-minütige Druckbeaufschlagung beider Getriebekammern und Abtriebsdrehmoment innerhalb von ±51 TP3T des Nenndrehmoments. Nicht konforme Einheiten werden vor dem Versand nachbearbeitet.
■ FC20+ Materialzertifizierung
Beide Gehäuse verfügen über Werkszeugnisse gemäß FC20: Mindestzugfestigkeit 220 MPa, Härte 160–200 HB. Ultraschallprüfung bei Größenkombinationen ab 135–200.
WPWEKO Double Speed Worm Reducer — Customer Reviews
“WPWEKO on our vessel agitator shaft drives. K-bore accepts the agitator shaft directly — no coupling at the vessel. Universal WPW body covers motor positions in two different vessel configurations with one product model.”
“Used WPWEKO on our food processing vertical mixer drives. Hollow bore eliminates the coupling in the product zone. Universal body accommodates our two different motor position constraints. One product, all our vertical mixer positions.”
“WPWEKO on slow vertical lift mechanisms. K-bore shaft connection, universal input direction, extreme ratio. Coupling-free vertical shaft connection at ultra-slow output speed — exactly the specification we needed.”
“Good K+O+universal combination. WPWEKO-70–120 on our vessel agitator drives. All features working. Would appreciate a combined K+O oil volume table to simplify our maintenance documentation.”
Frequently Asked Questions — WPWEKO Double Speed Worm Reducer
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