WPWK Universal Speed Cast Iron Worm Reducer — WPW Series

The WPWK universal speed worm reducer pairs the WPW P-housing with K-type hollow bore output — shaft-mount in any of 5 shaft directions without output coupling. Sizes 40–250 mm, ratio 1/5–1/60, output torque 2.2–4,440 Nm. Universal hollow bore drive.

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WPWK Universal Speed Cast Iron Worm Reducer — Product Overview

P-housing shaft direction flexibility with coupling-free hollow bore output. Shaft-mount in any of 5 installation orientations without an output coupling — the universal shaft-mount reducer.

WPW P-huset rymmer alla fem standardaxelriktningskonfigurationer i ett enda gjutgods – vilket eliminerar behovet av riktningsspecifika husvarianter. Ineffekt från 0,06 kW (storlek 40) till 98 kW (storlek 250), utgångsmoment från 2,2 Nm till 4 440 Nm över 11 standardstorlekar.

✉ Begär en offert | Om Ever Power

WPWK universal speed cast iron worm reducer WPW body

WPWK Universal Speed Worm Reducer Specifications

WPWK WPW universal worm reducer dimension drawing

Parameter Specifikation
Serie Universal Speed ​​WPW
Hus P-housing shaft direction flexibility with coupling-free hol
Input Solid shaft, bilateral
Produktion Hollow bore (K-type)
Förhållande 1/5–1/60
Storleksintervall 40–250 mm
Montering Fotmonterad, WPW universalkropp, alla orienteringar
Höljets material FC20+ grått gjutjärn (GG20)
Snäckhjul Tenn-brons ZCuSn10Pb1
Maskaxel 20CrMnTi, 55–60 HRC yta
Smörjning N150–N220 (−30°C–40°C); N220–N320 (40°C–65°C)
Max oljetemperatur 95°C kontinuerligt
Viktintervall 6,5/7–430/481 kg
Viktig funktion WPW Universal Body + K Hollow Bore — Universal Shaft-Mount

Storleks- och prestandadata

Storlek (mm) Förhållande Ineffekt (kW) Utgående vridmoment (Nm) A (mm) AA (mm) AB (mm) BB (mm) Vikt (kg)
40 1/5–1/60 0,06–0,78 2,2–26,5 121/133 53 40 49/62 6.5/7
50 1/5–1/60 0,10–1,33 4,5–54,0 133/148 57 44 55/70 9/10
63 1/5–1/60 0,19–2,25 8,5–104 155/171 67 51 65/82 14/16
75 1/5–1/60 0,32–3,75 14,5–175 175/191 75 57 73/91 20/23
90 1/5–1/60 0,62–6,98 28–316 205/224 89 67 87/107 33/38
110 1/5–1/60 1,18–11,9 53–540 238/260 103 78 101/123 54/62
130 1/5–1/60 2,02–19,7 91–891 266/290 115 87 112/136 78/89
150 1/5–1/60 3,07–28,8 139–1 304 302/329 131 100 128/155 113/128
175 1/5–1/60 5,13–45,9 232–2 074 348/377 151 115 147/177 170/191
200 1/5–1/60 8,02–66,2 363–2 993 392/424 170 130 165/199 250/265
250 1/5–1/60 13,0–98,0 590–4 440 452/481 197 150 195/232 380/420

WPWK Worm Reducer — Core Features

■ WPW Universal Body + K Hollow Bore — Universal Shaft-Mount

P-housing shaft direction flexibility with coupling-free hollow bore output. Shaft-mount in any of 5 installation orientations without an output coupling — the universal shaft-mount reducer.

■ K-Type Hollow Bore — Driven Shaft Direct Insertion

H7-tolerance through-bore with GB/T 1095 keyway accepts the driven shaft directly in any WPW shaft direction. No coupling hardware regardless of installation orientation.

■ Shaft-Mount Capable — Torque Arm Boss Standard

The torque arm boss enables shaft-mounting the WPWK directly onto the driven shaft in any WPW shaft direction configuration — foot-mount and shaft-mount both available.

■ Output Torque to 4,440 Nm — K-Bore Does Not Reduce Capacity

WPWK worm gear internals are identical to WPW. Hollow bore output does not affect torque ratings across all 11 sizes.

■ Bore Diameters 12–90 mm — All Standard Shaft Sizes

Hollow bore diameters from 12 mm (size 40) to 90 mm (size 250) cover the full range of standard industrial shaft diameters in a single universal product series.

■ Universal Housing — One Product for Multiple Shaft Directions

WPWK covers all WPW shaft direction requirements with hollow bore output — eliminating the need for direction-specific hollow bore reducer variants.

WPWK Worm Reducer — Industry Applications

WPWK WPW universal worm reducer industry applications

☷ Universal Shaft-Mount Conveyor Drives

WPWK shaft-mount on conveyor head shafts in any orientation — horizontal, inclined, or vertical — using one product model, eliminating direction-specific hollow bore SKUs.

⚊ Agricultural Equipment Shaft Drives

Agricultural machinery with shaft-mount drives in multiple positions (auger heads, spreader shafts, irrigation) uses WPWK universal body to standardise the hollow bore drive on one product.

⚒ Multi-Orientation Industrial Shaft Drives

Industrial equipment with hollow bore shaft drives in multiple orientations standardises on WPWK — one product model, all installation geometries, coupling-free output.

⚙ Universal Agitator Shaft Drives

Process vessel agitator shafts in various installation positions use WPWK universal hollow bore — one product covers horizontal, vertical-up, vertical-down, and side output agitator configurations.

Ever Power Manufacturing Quality — WPWK Worm Reducer

Ever Power universell WPW snäckreducerare tillverkning

■ ISO 9001:2000-certifierad produktion

Varje WPW-enhet tillverkas enligt kvalitetsledningsstandarden ISO 9001:2000. Råvaruinspektion, processkontroller och slutprovning dokumenteras och är spårbara.

■ CE-märkning — EU:s maskindirektiv 2006/42/EG

Full CE-överensstämmelse för export till EU, Storbritannien, Australien och Nya Zeeland.

■ Testning före leverans: Buller, läckage, vridmoment

Buller under 68 dB(A) vid nominell belastning, 30 minuters trycktest och utgångsmoment inom ±5% av nominellt. Icke-överensstämmande enheter omarbetades före leverans.

■ FC20+ Materialcertifiering

Gjutgods i hus verifierat med fabrikscertifikat: minst 220 MPa draghållfasthet, 160–200 HB hårdhet.

WPWK Universal Worm Reducer — Customer Reviews

★★★★★

“WPWK universal hollow bore on our conveyor system. Multiple shaft directions covered by one product model. K-bore on each shaft, torque arm in position. No coupling hardware anywhere in the system.”

Darwin — A.H.
★★★★★

“Used WPWK on our agricultural equipment shaft drives. Universal body covers all shaft positions on the machine. K-bore eliminates the coupling hardware exposed to field conditions.”

Toowoomba — P.N.
★★★★★

“WPWK on our multi-orientation agitator shaft drives. One product covers vertical-up, horizontal, and side output agitator positions. Coupling-free connection at all positions.”

Melbourne — C.B.
★★★★☆

“Good universal hollow bore reducer. WPWK-90 on multiple shaft positions. All working well. Would appreciate a full bore diameter table for all sizes published in the product documentation.”

Auckland — T.F.

Frequently Asked Questions — WPWK Universal Speed Worm Reducer

▶ What is the difference between WPWK and WPKA?
The WPKA uses a fixed-direction WP housing with A-type input only. The WPWK uses the universal P-housing accommodating 5 shaft direction configurations. Both have K hollow bore output and the same torque ratings.
▶ What hollow bore diameters are available in WPWK?
Approximate bore diameters by size: 40=12 mm, 50=15 mm, 63=20 mm, 75=25 mm, 90=28 mm, 110=35 mm, 130=42 mm, 150=50 mm, 175=60 mm, 200=70 mm, 250=90 mm. Contact Ever Power to confirm exact bore dimensions for your required size and shaft diameter.
▶ Can WPWK be shaft-mounted in any WPW shaft direction?
Yes. The torque arm boss is present regardless of WPW shaft direction. Insert the driven shaft into the K-bore, key it, mount the torque arm bracket — shaft-mounted in the selected orientation.
▶ What is the maximum output torque for WPWK?
WPWK size 250 delivers up to 4,440 Nm at 1/60 ratio — identical to WPW since the worm gear internals are the same.
▶ Does WPWK support foot-mount in addition to shaft-mount?
Yes. The standard foot-mount base and the torque arm boss are both present in the WPWK housing. Use either installation method — no modification required.

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