Stainless Steel Right Angle Gearbox
Stainless steel worm gear reducers are commonly used industrial power transmission devices. They utilize a meshing worm gear mechanism to reduce motor speed while increasing torque. Constructed entirely from stainless steel-distinguishing them from standard aluminum-cased models-they are suitable for specialized operating environments, including those involving high humidity, corrosive substances, or strict cleanliness requirements. Thanks to their durability, low maintenance needs, and stable performance, they are widely used in sectors such as food processing, chemical manufacturing, water treatment, and marine equipment.
Exceptional corrosion resistance, suitable for harsh operating conditions
Constructed from high-quality stainless steel, the unit offers superior resistance to oxidation, acids, alkalis, and moisture-induced corrosion. It withstands exposure to chemical agents, marine salt spray, high humidity, and water residues from food processing wash-downs without rusting, casing damage, or component degradation, delivering a service life far exceeding that of standard cast-iron gear reducers.
Hygienic and compliant with industry standards
The stainless steel surface is smooth and dense, free of pores, resistant to dust accumulation, and does not harbor bacteria. The equipment is easy to clean with a simple water rinse, leaves no oily residue, and fully meets the hygienic production requirements of the food, pharmaceutical, and personal care industries, ensuring no contamination of production materials.
Stable operation with low noise and vibration
The core worm gear set is precision-machined, ensuring uniform tooth meshing and smooth power transmission. It operates with minimal vibration and noise-free from high-frequency abnormal sounds-making it suitable for quiet workshop environments and precision automated production lines.
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Model |
NMRV40/50/63/75/90 |
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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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Input hollow shaft |
Φ9, Φ11, Φ14, Φ19, Φ24, Φ28 |
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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
The core value of stainless steel worm gear reducers lies in their ability to handle specialized operating conditions where standard reducers fall short, making them the preferred choice for specialized drive applications across various industries. Key application scenarios include:
- Food Processing Industry: Food conveyor lines, mixing equipment, cleaning systems, and packaging machinery; meets requirements for dust-free, sterile, and easy-to-clean production environments.
- Chemical Industry: Chemical mixing equipment, corrosion-resistant conveyors, and chemical fluid handling machinery; withstands exposure to acidic and alkaline corrosive media.
- Water Treatment & Environmental Protection: Wastewater aeration systems, clean water transport equipment, and sludge processing machinery; suitable for long-term operation in humid environments and conditions involving high levels of impurities.
- Marine & Port Equipment: Small-scale offshore drive machinery and port conveyor systems; resistant to corrosion from seawater and salt spray.
- Pharmaceutical & Personal Care Industries: Pharmaceutical packaging, cosmetic mixing, and clean-room conveyor systems; ensures production environments remain clean and compliant with standards.
Our advantages
Q1: What are the differences between stainless steel worm gear reducers and standard aluminum-casing NMRV units?
A1: Stainless steel NMRV models feature housings, flanges, and screws made of stainless steel; they are resistant to acids, alkalis, and salt spray, and can be washed directly with water. In contrast, aluminum-casing NMRV units are prone to rusting and are unsuitable for use in food processing, chemical industries, or humid environments. Additionally, the stainless steel versions offer self-locking capabilities and superior cleanliness.
Q2: Do stainless steel worm gear reducers feature a self-locking function?
A2: Most standard models offer a self-locking capability. The load does not reverse direction when the unit stops, making them suitable for lifting, conveying, and mixing equipment.
Q3: Can the housing of a stainless steel gear reducer be washed directly with water?
A3: The housing can be washed. After washing, wipe the unit dry and regularly inspect the oil seals to prevent moisture from seeping into the internal gear chamber.
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