Audited Supplier
| product | European Standard Pulley SPA355-6-3535 with ISO9001 for derailleur |
| material | stainless steel , iron , aluminum ,bronze ,carbon steel ,brass etc . |
| size | ISO standard ,customer requirements |
| BORE | Finished bore, Pilot Bore, Special request |
| surface treatment | Carburizing and Quenching,Tempering ,Tooth suface high quenching Hardening,Tempering |
| Processing Method | Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc |
| Heat Treatment | Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding...... |
| Package | Wooden Case/Container and pallet, or made-to-order |
| Certificate | ISO9001 ,SGS |
| Machining Process | Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching, Gear Shaving, Gear Grinding and Gear Lapping |
| Applications | Toy, Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment,daily living equipment, electronic sports equipment, , sanitation machinery, market/ hotel equipment supplies, etc. |
| Testing Equipment | Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments |
2 .Integrity-based Management
3 .Service Orientation
4 .150+ advanced equipment
5 .10000+ square meter factory area
6 .200+ outstanding employees
7 .90% employees have more than 10 year- working experience in our factory
8 .36 technical staff
9 .certificate ISO 9001 , SGS
10-15 working days as usual
15-20 working days in busy season
large order leading time :
20-30 working days as usual
30-40 working days in busy season
1. why should you buy products from us not from other suppliers?
We are a 32 year-experience manufacturer on making the gear, specializing in manufacturing varieties of gears, such as helical gear ,bevel gear ,spur gear and grinding gear, gear shaft, timing pulley, rack, , timing pulley and other transmission parts . There are 150+ advanced equipment ,200+ excellent employees ,and 36 technical staff . what's more ,we have got ISO9001 and SGS certificate .
2: What are the common types of tooth profiles for synchronous belt pulleys?
A: The most common tooth profiles for synchronous belt pulleys are the trapezoidal (or T-type) and curvilinear (or HTD-type) profiles. The tooth profile determines the pitch diameter, which affects the overall ratio of the gear drive.
3 .How long is the delivery?
A: Small orders usually takes 10-15 working days,big order usually 20-35 days, depending on orders quantity and whether are standard size.
