| Applicable Material | Alunimum/stainless steel/titanium/brass/copper/POM/Telfon/PEEK etc. |
| Surface finish | Machine finish/anodized/ beadblasting/Plating/Polish/brush/heat treatment/Brushed/Zinc plating/Nickel Plating/PVD etc |
| High Tolerance | ± 0.02mm or accoriding to your requirment |
| Quality control | Checking is during production process, after surface and before packing |
| Lead time | 10-15 days for sample,15-25 days for bulk order depends on your design |
| Package | Standard package/ Pallet or container/ as per customized specifications |
| Shipment | Express & air freight is preferred / sea freight/ as per customized specifications |
HangZhou Rainbow Auto Parts Co, Ltd is a professional export company of auto parts which including piston rings,pistons,liners etc. We have our own plants for piston rings, piston,liners etc.
1. Rainbow is an integrated enterprise including design, production, processing and sales.
2. We have professional sales staff with excellent team management.
3. We're highly standardized braking system production process with a rigid QC system.
4. We have nice and fashionable designs to refresh your car.
5. Customization is acceptable for us.
Quality Control
1) Incoming quality control : Checking the raw material after they reach our factory
2) Checking the details before the production line operated
3) In-process quality control : Have a full inspection and routing inspection during mass production
4) Final quality control : Checking the goods after they are finished
5) Outgoing quality control : Checking the goods after they are finished
What kind of material we can do ?
Ductile Iron or Nodular Iron: GGG40, GGG50, GGG60, GGG70, GGG80; GJS-400-18, GJS-40-15, GJS-450-10, GJS-500-7, GJS-600-3, GJS-700-2, GJS-800-2; QT400-18, QT450-10, QT500-7, QT600-3, QT700-2, QT800-2;
Q: What is the MOQ?
A: It depends on what you are buying. Small MOQ can be acceptable.
Q: Can you customize my products?
A: Yes, we can customize products with your design drawings.
Q: What is your terms of payment?
A: 30% T/T in advance, balance before shipment, or as per discussion.
Q. What is your terms of packing?
A: Generally,we use brown boxes for packing. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q. How about your delivery time?
A: If the product is in stock, the delivery time is one week after payment. If there is no stock, the delivery time is 30 days.
Q. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q. What can I do if the item damaged during transportation?
A: Our customer service staffs will help you with any questions or concerns. Under any circumstance, we will pack products well before shipping. So if any damage on products, please take pictures for us. We will figure out a solve way.
