Stainless Steel Gear Motor
What is a Stainless Steel Gear Motor?
The stainless steel gear motor is an integrated drive unit-combining a stainless steel motor housing with a high-precision gearbox-designed for sanitary, corrosion-resistant, and high-protection applications. Unlike standard cast-iron or aluminum alloy gear motors, this unit features an all-inox exterior that requires no paint, is rust-proof, and is fully washdown-capable. It effectively resolves common industry issues such as rust, corrosion, dirt accumulation, mold growth, and premature failure caused by humidity, exposure to acids or alkalis, high moisture levels, and frequent washdowns.
Characterized by low-speed, high-torque, quiet operation, maintenance-free performance, and washability, this series is widely used in industries with strict requirements for cleanliness, corrosion resistance, and hygienic design. It serves as a core power component for automated food processing, pharmaceutical packaging, and water treatment equipment in the personal care and household chemical sectors.
- All-304 inox Construction – Truly Hygienic and Corrosion-Resistant: The entire housing, end caps, and output shaft are made of 304 inox. With no paint or coatings to flake off, the unit resists acids, alkalis, moisture, salt spray, and rust. It maintains a pristine, shiny finish even during prolonged operation in humid, wash-down, or mildly corrosive environments, eliminating the risk of rust contamination.
- High IP Protection Rating – Direct Wash-Down Capability: Featuring multi-layer sealing rings and an integrated compression-sealing process, the design prevents the ingress of moisture, dust, and oil. It supports daily high-pressure water cleaning, perfectly meeting the rigorous sanitation needs of food and pharmaceutical processing facilities while solving common motor failures caused by water ingress, dust accumulation, or mold growth.
- Coating-Free, Clean Design – Zero Contamination: The housing features no paint or powder coating, eliminating the risk of paint chips or flakes contaminating production materials. It fully complies with clean production standards in the food, pharmaceutical, and personal care industries, ensuring a superior level of hygiene.
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Model |
Stainless Steel Gear Motor |
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Ratio |
5, 7.5, 10, 15,20, 25, 30, 40, 50, 60, 80, 100 |
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Rated power |
0.06~4kW |
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Output speed |
13~286rpm |
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Output torque |
2.6~351Nm |
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Output hollow shaft |
Φ18, Φ25, Φ28, Φ35 |
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Noise |
60-68dB |
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Spare parts |
Output flange, single output shaft, double output shaft, torque arm, dust cover |
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Optional |
NEMA standard flange, shaft |
Details
Our advantages
Q1: What are the fundamental differences between stainless steel gear motors and standard gear motors?
A1: The key differences lie in material composition, protection capabilities, and suitability for specific operating environments. Standard gear motors typically feature cast iron or aluminum alloy housings; they are prone to rust, cannot withstand washdowns, and lack corrosion resistance, making them suitable only for dry, general workshop environments. In contrast, stainless steel gear motors are constructed entirely from 304 stainless steel. They are washable, rust-proof, contamination-free, and resistant to salt spray corrosion. Specifically designed for clean and humid environments-such as those found in the food, pharmaceutical, and water treatment industries-they far surpass standard models in terms of hygiene standards and durability.
Q2: Can stainless steel gear motors be washed directly with water?
A2: Yes. The unit features a fully enclosed, multi-layer sealing structure that supports routine cleaning with fresh water or low-pressure spray guns, making it suitable for the standard sanitation protocols of food processing facilities. However, direct high-pressure spraying at the terminal box and shaft seal areas should be avoided; when washed correctly, the motor will not suffer from water ingress or short circuits, fully meeting industry requirements for hygienic production.
Q3: Do stainless steel motors have a longer service life in humid, corrosive environments?
A3: Yes, significantly longer. Standard motors exposed to humidity, moisture, or mild acidic and alkaline environments often develop issues-such as casing rust, paint peeling, and internal short circuits due to moisture ingress-within just 3 to 6 months. In contrast, 304 inox offers inherent corrosion and rust resistance, and the sealed design prevents moisture-induced corrosion; under normal operating conditions, their service life is more than three times that of standard gear motors.
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