20crmo High Regidity Oil Pump Spline Gear Shaft

Why choose us ?

1. Cover an area of more than 10000m2 workshop ,capacities prove everything
2. +28years of production experience,5S tandard workshop
3. Annual output is 6000000 units
4. Has obtained ITAF16949,ISO 14001,ISO45001 certifications
5. 7pcs imported excellent Testing equipments (CMM,Gear accuracy ,measuring  instruments.etc )and 6 persons R&D teams
6. Imported CNC and lathes
7. Provide OEM and ODM service .there have more than 30 products shapes to choose and meet your every needs 

   Capabilities of Gears/ Gear shafts	Internal Gears				External Gears
   Max O.D.	15-300 mm
   Module	M0.8-6
   DIN Class Level	DIN class level range 4-7
   Tooth Finish	Ra 0.4-1.6
   Max Helix Angle	0-45°
   Heat treatment	High Frequency Quenching,Hardening and Tempering,Carburizing,etc
   Manufactured method	Hobbing, Milling, Drilling, Shaving, Grinding
   Surface treatment	Blacking, Polishing, Anodization, Chrome Plating, Zinc Plating, Nickel Plating

   Our capability

   CNC turning parts	Length	0.5 meter max
   	Diameter	0.4 meter max
   	Height	0.3 meter max
   CNC  Hobbing parts	Diameter	0.35 meter max
   	Length	0.5 meter max
   	Width	0.4 meter max
   	Height	0.4 meter max
   Groove/Slot	Width	0.1 millimeter min
   	Depth	5 millimeter max
   Bore hole	Diameter	5 millimeter min
   	Depth	500 millimeter max
   Geometric tolenrance	Straightness	0.01 millimeter min
   	Flatness	0.01 millimeter min
   	Roundness	0.002 millimeter min
   	Cylindricity	0.002 millimeter min
   	Profile of a line	0.002 millimeter min
   	Profile of  surface	0.003 millimeter min
   	Angularity	0.01 millimeter min
   	Perpendicularity	0.003 millimeter min
   	Parallelism	0.003 millimeter min
   	Position	0.02 millimeter min
   	Concentricity	0.002 millimeter min
   	Symmetry	0.003 millimeter min
   	Circular runout	0.002 millimeter min
   	Total runout	0.003 millimeter min
   General tolenrance	0.002mm min. from CNC
   Surface roughness	based on customer's requirements.

    

1. Are you a manufacturer or a trading company?We are a factory located in Shenzhen, China, with 20 years of rich experience,
covering more than 20000 square meters. Complete facilities, including 3D quality inspection equipment, ERP system and 40 machines. If necessary, we can provide you with material certificates, sample quality inspection and other reports. 

2. How to get a quote?
Detailed drawings (PDF/STEP/IGS/DWG...), including quality, delivery date, materials, quality, quantity, surface treatment and other information.

3. Can I get a quotation without drawings?
Can your engineering team draw for my creativity? Of course, we are also glad to receive your samples, pictures or detailed size drafts for accurate quotation.

4. Can you provide samples before mass production? 
Of course, the sample fee is necessary. If possible, it will be returned during mass production.

5. What is the delivery date? 
Generally, the sample lasts for 1-2 weeks and the batch production lasts for 3-4 weeks.

6. How do you control quality?
(1) Material Inspection - Check material surfaces and approximate dimensions.
(2) First inspection of production - ensure
critical dimensions in mass production. 
(3) Sampling inspection - check the quality before delivery to the warehouse. 
(4) Preshipment inspection - 100% inspection by QC assistant before shipment. 

7. After sales service team 
If you have any problems after receiving the product, you can provide feedback through voice call, video conference, email, etc. within one month. Our team will provide you with solutions within a week.