(Our precision can reach ±0.001mm)
Our hss industrial round slitter blades are widely used in flexible materials like paper mills, foil & film, paper products, printing, adhesive tape, plastic & rubber, nonwoven & textile, compounds etc.
NJJF can produce several hundred customized slitting knives, including toothed, sawed, corrugated, dished, arrow, multi-grooved, compounded etc.
Material Composition Sheet | ||||||||||
Material | C | Si | Mn | Cr | W | P | S | V | Mo | NB |
6CrW2Si | 0.55-0.65 | 0.50-0.80 | ≤0.40 | 1.00-1.30 | 2.00-2.70 | ≤0.030 | ≤0.030 | |||
9SiCr | 0.85-0.95 | 1.20-1.60 | 0.30-0.60 | 0.95-1.25 | ≤0.030 | ≤0.030 | ||||
Cr12MoV | 1.45-1.70 | ≤0.40 | ≤0.40 | 11.0-12.5 | ≤0.030 | ≤0.030 | 0.15-0.30 | 0.40-0.60 | ||
4Cr5Mo | 0.32-0.45 | 0.80-1.20 | 0.20-0.50 | 4.75-5.50 | 1.10-1.75 | ≤0.030 | ≤0.030 | 0.80-1.20 | ||
42CrMo | 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.90-1.20 | ≤0.035 | ≤0.035 | 0.15-0.25 | |||
5CrW2Si | 0.45-0.55 | 0.50-0.80 | ≤0.40 | 1.00-1.30 | 2.00-2.50 | ≤0.030 | ≤0.030 | |||
The World Grade of Steel Contrast | ||||||||||
China | USA | Japan | Germany | Uk | France | ISO | ||||
GB | ASTM | AISI | JIS | DIN | BS | NF | ISO | |||
6CrW2Si | A681 | G4404 | 4957 | |||||||
9SiCr | 90CrSi5 | |||||||||
Cr12MoV | D2 | D2 | SKD11 | X165CrMoV12 | BD2/BD2A | 2235/Z160CDv12 | ||||
42CrMo | 4140 | 4140 | 42CrMo4 | 708M40 | 42CD4 | R683 | ||||
5CrW2Si | SCM440 | 45WCrV7 | BS1 | |||||||
other | hss industrial round slitter blade | |||||||||