Customization: | Available |
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Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car, Metric Gear |
Hardness: | Hardened Tooth Surface |
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diametral pitch planetary spur backlash gear
The diametral pitch (DP) is obtained by dividing the number of teeth (z) by the pitch circle diameter (d, in inches).
DP = z / d (inch)
In other words, the diametral pitch can be expressed as the number of teeth per 1" inch.
More teeth per inch mean a smaller tooth profile, so in the case of diametral pitch, the larger the DP value, the smaller the size of the teeth.
Inversely, for metric gears, the larger the module number means the larger the tooth profile.
The conversion formula for the module (m) from the diametral pitch (DP) is as follows:
m = 25.4 / DP
Internationally, the ISO designates the use of the module based on the metric system as the unit of measurement for gear tooth size.
In the United States, however, inch (DP) standards are the most common gearing used.
Standard Gears Selections:
We can produce large forging,casting and welding gears according to customer's drawings.According to the working conditions and clients' request,we also can do gear grinding,surface hardening,cemented and quenching,Nitriding and quenching,etc.
Material | C45,40Cr,20CrMnTi,42CrMo, Copper, Stainless steel,aluminum alloy or as per your requests. |
Process Method | Forging, Machining, Hobbing, Milling, Shaving, Grinding |
Heat Treatment | Quenching,Tempering, High-frequency Hardening, Carburizing,Nitriding...... |
Testing Equipment | Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments |
Q1 What do I need for offering a quote?
R: Please offer us 2D or 3D drawings(with material, dimensions, tolerance,surface treatment and other technical requirement etc.), quantity, application or samples. Then we will quote the best price within 24 hours.
Q2 How long is your delivery time?
R: The general delivery date is 30 days, and we allow 10 days under special situation.
Q3 How to gurantee the quality of gears and parts?
R: We are ISO 9001:2008 certified factory and have an integrated inspection system for industrial parts quality control from material to outcoming products.
Q4 Are you trading company or manufacturer ?
R: We are machinery parts manufactuer in China with two manufacturing bases.
Q5 What kind of producing equipments do you have?
R: Our major equipments include CNC latches machine, CNC machining center, grinder, hobbing machine, gear shaping machine, CNC gear grinding machine etc.
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