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Round Gear Rack

Our precise round gear rack was been used in a wide range of small DC gear box and small electric motor quality class can be DIN6, and DIN8.

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Diameter: φ19mm

Length: 200mm/500mm/800mm

Tooth treatment: High precise milling

Pressure angle: 20 deg

Material: S45C

Tooth hardness: 55HRC

Our precise round gear rack was used in a wide range of small DC gearboxes, and small electric motor quality classes can be DIN6 and DIN8.

Product Parameter

Product name round gear rack
Gear rack type round/straight
Module M1
Length 200mm/500mm/800mm
Precision class Din8
Tooth treatment High precise milling
Material SCM440/S45C
Hardness 55-60HRC
Tolerance 0.082mm/meter
Heat treatment Tooth surface induction hardens
Hole tolerance As for drawing
Finishing No burrs
Surface treatment Black oxide

Production Details

Heat treatment:
Normalized / Annealed / Quenched / tempered
Surface Treatment:
painting,plating,polishing,black oxide,transparent anti-rust oil
Quality control:
UT,MT,RT,PT,chemical composition test,mechanical property test,etc.
1, Raw material certificate(material chemical composition) 2, Heat treatment sheet report
3, Dimension inspection report      4, UT test report
Delivery condition:
Hot forged +Rough machined (black surface after Q /T)+ Turned
Competitive Advantage:
Quality control and management of the whole production process, including ingot smelting, forging, heat treatment, machining, and a strictly final inspection before delivery.
Excellent product quality and service, competitive price, "in-time" delivery

We are professional Round Gear Racks(Rack Gear, Rack) factory from china; As per the material, we could supply Mild Steel, Alloy Steel, Harold Steel, Alloy Steel, Hardened and Tempered Steels, Case carburized, Case Hardened Steels, Cast Iron, or as specified. Please send us the drawing or size of Gear Rack, Rack, and Rack Gear that you need; we will be glad to quote the best price for your side.

industries we service

We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.

Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

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pruduct quality report

Surface Treatment

Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.product materials available

Processing Method

CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly

product finishing


product packages


Q: Are you trading company or manufacturer ?
A: Our group consists in 3 factories and 2 abroad sales corporations.

Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: How long is your delivery time ? What is your terms of payment ?
A: Generally it is 40-45 days. The time may vary depending on the product and the level of customization. For standard products, the payment is: 30% T/T in advance ,balance before shipment.

Q: What is the exact MOQ or price for your product ?
A: As an OEM company, we can provide and adapt our products to a wide range of needs.Thus, MOQ and price may greatly vary with size, material and further specifications; For instance, costly products or standard products will usually have a lower MOQ. Please contact us with all relevant details to get the most accurate quotation.

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