Quoting injection molds accurately
| Factor | Weight | Notes |
|---|---|---|
| Steel Grade | 15-25% | P20=1x, H13=1.5-2x, 420SS=2-3x |
| Cavity Count | 10-20% | 2-cav=1.3x single, 4-cav=1.8x single |
| Surface Finish | 5-15% | SPI A1 (mirror) = 2-4x, SPI C (EDM) = 1x |
| Hot Runner | 10-30% | Each valve gate adds $1-3K |
| Slider/Core Pull | 10-25% | Each slider adds $2-8K |
Small (up to 200x200mm): $3-8K | Medium (200-400mm): $8-20K | Large (400-800mm): $20-50K | Extra Large (800mm+): $50-150K+