China Perforating, Rotary Cutting Rule, Perforation, Continuous Stationery, Corrugated and Solid Board Cutting Rule, PA, Find details about China Steel Rules, Cutting Rules from Perforating, Rotary Cutting Rule, Perforation, Continuous Stationery, Corrugated and Solid Board Cutting Rule, PA
Thickness | 0.71mm(2pt) | 1.05mm(3pt) | 1.42mm(4pt) | cardboards,corrugated board,woven bag thread etc. | |||||||||
Height | 22.0mm-50.0mm | ||||||||||||
Spacing (tooth/gap) | 3×3 5×5 5×8 6×6 8×8 10×10 | ||||||||||||
Body hardness | HRC36-38 | ||||||||||||
Edge hardness | HV650-700(HRC58-60) | ||||||||||||
Tooth shape | sharp pointed teeth, round gullets | ||||||||||||
Edge angle | 42°/ 52° | ||||||||||||
Back execution | SNN / SN / CN | ||||||||||||
Packaging | length 30m, diameter 180-800mm or on request |
Product Tolerance | ||
Height <35mm | ±0.02mm | |
Height ≥35mm | ±0.03mm | |
Straightness | ±0.5mm/1m rule length L | |
Flatness | ≤1.0‰ rule height H | |
Cross camber | pieces:±5mm/1m rule length L coils:±10mm/1m rule length L | |
Twist | ±0.5mm/1m rule length L | |
Thickness Tolerance | ||
Thickness | Tolerance | |
mm | pt | |
0.45 | 1.3 | ±0.015 |
0.53 | 1.5 | ±0.015 |
0.71 | 2 | ±0.015 |
1.05 | 3 | ±0.020 |
1.42 | 4 | ±0.028 |