Sand casting products round hollow ring blank parts with groove
| Process | Sand casting |
| Weight | 0.5kg-300kg |
| Standard | GB, ISO, ASTM, AISI, DIN, NF, JIS, BS, etc. |
| Tolerance | CT6-CT11 |
| Surface Roughness | Ra 1.6um-25um |
| Surface Preparation | Polishing, Sand Blasting, Plating, Paint, Powder Coating, shot blasting, etc. |
| Heat Treatment | Quenching, Normalizing, Tempering, Annealing, etc. |
| Inspection Equipment | Spectrograph, Metallographic analyzes, Universal Strength Tester, Hardness Tester, Endoscope, Impact Test Machine, Pressure Testing Machine, Magnetic Particle Inspection Machine, Ultrasonic Flaw Detector, X-Ray Test. |
| Dimension Inspection | Calipers, Height Gauge, Micrometer Calipers, Inside Caliper Gauge, Angle and R Gauge, Coordinate Measuring Machine (CMM). |
Questions you may care:
A. Design protection?
We will not send your drawing to other importers, let other companies copy your design.
B. About mold?
The mold alway belongs to your company, only you have the usage rights. Will not use for other companies without your approval.
C. Tooling cost?
You only need to pay one time at the beginning of the sample production. In the future if the mold is bad, we will make a new mold without asking changes from you. The new investment casting mold cost will be in our account.
D. Certificate?
Let me know your certificate requirements before starting, will let you know whether we can offered.
E. Quotation validity?
Usually 1 year, but except the force majeure conditions. I think you can understand it.