Views: 0 Author: Site Editor Publish Time: 2022-07-12 Origin: Site
WEIFANG FENGYILAI HARVESTER FITTINGS CO.,LTD
Research Report Of Combine Harvester Knife Sections
Combine harvester knife section size
A ---- width (75.8mm < A < 76mm)
B ---- height (80mm < B < 90mm)
C ---- hole distance ( 51mm, 51.25mm, 51.5mm, 52mm, 52.25mm, 52.5mm)
D ---- hole diameter (5mm, 5.5mm, 6mm, 6.3mm, 6.6mm, 8mm, 10mm)
E ---- teeth-bottom distance
F ---- hole-bottom distance
T ---- thickness
Combine harvester knife section hardness of teeth
For combine harvester knife section, high-frequency splash fire to make teeth hardened and wearable, to prolong its life. Suitable hardness is HRC 45-55. it will be not wear-resistant if hardness lower than HRC40; and will be crisp if hardness higher than HRC60.
Options of teeth number.
Usually different grain is suitable to different tooth. For example, JD combine harvester for cutting rice the best is 21-22 tooth knife sections; CLAAS combine harvester for cutting wheat the best is 28 tooth knife sections. Usually for soybeans harvesters we use course tooth harvester blades, and for wheat and grass harvesters we use fine tooth harvester blades.
surface treatment.
Now we have 6 methods of surface treatment:
Galvanized white zinc, It looks cleaner and sharper, rust prevention time---2 years;
Galvanized yellow zinc, it looks more beautiful, rust prevention time---3 years;
Painted red color, it’s cheaper than galvanized, rust prevention time---2 years;
Painted green color, same color as grass green, rust prevention time---2 years;
Painted transparent, keep the steel color, it looks more natural and cleaner, sharper, rust prevention time---1 year;
No painting, just anti-rust oil. It’s the cheapest method, rust prevention time---6 months, only for one season.
Package
25 pieces knife sections put in one white box;
8 boxes put in one carton box;
50 carton boxes put in one wooden box.
Total 25*8*50=10000 pieces in one wooden box, gross weight less than 1000 kgs.
OEM brand and new models for you.
It could be custom-made brand on each knife section, min order 10000 pieces to get this service. And new models min order 20000 pieces.
