Size | According To Customer's Drawing (For offset printing roller, please tell us the model and we can check if we have the drawing ) |
Dimension | 10MM-1500MM,Length:50MM-8200MM |
Material | NBR, Silicone, Rubber, Polyurethane, EPDM, hypalon ETC |
Hardness | 18A-100 |
Tolerance | 0.05mm |
Temperature | According customers' requirements |
Color | Red, Black, White, Clear, etc can do the color base on your pantone NO. |
Roll core | Stainless steel,45#steel or 20#steel or 5#aluminum seamless pipe |
Processing grade | Ordinary level | Precision level | High precision level | Ultra high precision level | |||||||||||
Roll face length diameter ratio | L/D=15+4i | L/D<15 | L/D=15+4i | L/D<15 | L/D=15+4i | L/D<15 | L/D=12+4i | L/D<12 | |||||||
Outside diameter deviation D(mm) | <0.030+0.015 | <0.030 | <0.020+0.010 | <0.020 | <0.010+0.006 | <0.010 | <0.006+0.003 | <0.005 | |||||||
Radial runout C(mm) | <0.030+0.015 | <0.030 | <0.020+0.010 | <0.020 | <0.010+0.006 | <0.010 | <0.006+0.003 | <0.005 | |||||||
Radial runout A/B(mm) | <0.025 | <0.020 | <0.010 | <0.005 | |||||||||||
Roller surface finish | Ra 1.6 | Ra 1.2 | Ra 0.8 | Ra0.4 | |||||||||||
Hardness value of roll surface | HV300/HV700 | HV300/HV700 | HV300/HV700 | HV700 | |||||||||||
Shaft hole coaxiality(mm) | <0.020 | <0.020 | <0.010 | <0.005 | |||||||||||
Dynamic balance bias | S4g | S2g | S2g | Qg | |||||||||||
Roller surface linear speed | <200M/min | <250M/min | <300M/min | <350M/min | |||||||||||
Shaft end aperture and depth | According to customer requirements |