Equipment: slotting? Liquid ratio: 20: 1
Grouping and weighing
be immersed in sth
Temperature: 30℃? Salt: 25g/L.
Wes wetting agent q-39: 2ml/l
Time: 2 hours, peeling.
Meat removal
The large oil skin is degreased with a steel brush, and the pretreated skin is not subjected to this process.
Wet sawdust
Rotating cage
Inspection scope
Detect particularly thick, old and poorly soaked ropes used for stretching and pulling.
Re-immersion
Temperature: normal temperature
Weiss wetting agent q-39: 1 ml/l
Weiss degreaser JA-50: 1 mL/L.
Salt: 25g/L.
Preservative 0.2ml/l
Overnight, peeled and dried the next day.
Dry the sawdust, rotate the cage, pick the front legs, stretch and cut evenly.
Wash skin
Temperature: 35℃
Weiss degreaser TL-80: 3ml/L.
Time: 120 minutes
Peel and spin dry
acid etching
Temperature: 32℃
Salt: 40g/L.
Weiss degreaser JA-50: 0.5ml/L.
Formic acid: 4 ml /L2 hour
Eliot wave enzyme f-a: 4 ml/l (? pH2.5-3.5)
Spend the night, peel and splash water the next day.
Dark color
Temperature: 35℃
Salt: 40 g/L?
Ammonium alum: 40 g/L?
Elite tanning agent F-B: 4g/L.
Add before evening
Sodium formate: 1.2 g/L baking soda: 0.6g/L
The pH value is about 3.5.
Overnight, peeled and dried the next day.
Wash? Pi:？ Temperature? 35℃
? Salt? 30g/L？ Soda? 2g/L
? Ammonia? 2 ml/l
? Weiss degreaser JA-50? 1 ml/l
? Time 120 minutes
Dehydration, spin drying
Media? Dyeing:? Temperature? 35℃
? Red vanadium potassium? 3g/L
? Potassium hydrogen tartrate? 2g/L
Glacial acetic acid? 1.5ml/L (pH 4~4.5)
? Overnight, drain, spin-dry, and dye in time the next day.
Dyeing? Color:? Temperature? 35℃
? Salt? 40g/L？ Ammonia? 1.0 ml/l
? Weiss degreaser JA-50? 0.3 ml/l
? Jia Wei wool care agent M-60? 3 ml/l
? Aylett oxidation dye X g/L30 min.
? Add hydrogen peroxide (27.5%)? 1 ml/160min
? Add hydrogen peroxide (27.5%)? 1 ml/160min
? Add hydrogen peroxide (27.5%)? 1 ml/l? 120 minutes
? Intermittent paddling for the night
? The next day, peel, spin dry and rotate the cage for 2 hours.
? Turn the flip cover out.
Wash? Pi:？ Temperature? 32℃
? Eliot wave enzyme F-A2ml/L
? Weiss degreaser JA-50 1 mL/L
? Time? 60 minutes
? Control water, rinse and spin dry?
Reply? Tanning: Temperature? 32℃
? Salt? 50 g/l
? Ammonium alum 25g/l
? Elite tanning agent F-B? 2.5 g/l
? Wheeler fatliquor FLH3ml/L
? Add insurance powder half an hour before peeling? 0.5 g/l
? Time? 2 ~ 3 hours
? Peel and spin dry
Turn sawdust, turn cage, widen and lengthen, turn oil, stand, kick skin, turn sawdust, turn cage, cut evenly, turn wool, dry clean, turn outer plate, stretch and lengthen, kick powder, widen, turn cage, check and cut evenly, turn wool, turn sawdust, turn cage, turn outer plate, grind internally, widen and turn cage.
Oxidation bleaching board
Temperature: 35℃
Salt: 40g/L.
Weiss degreaser JA-50: 1 mL/L.
Potassium permanganate: 0.6 g/L.
10 minutes later.
Potassium permanganate: 0.6 g/L.
Peel and dry after 50 minutes.
wash away
Room temperature, salt 20 g/L, washed with water for 30 minutes.
Reduced bleaching board
Temperature: 35℃
Salt: 40g/L.
Elliot stripper F-43:1.5g/L.
Sodium hydrosulfite: 1 g/l
10 minutes later.
Park Jung Su stripping agent F-43: 0.5g/L.
10 minutes later, go directly to the next process.
Reduced bleaching board
Temperature: 35℃
Elliot stripper F-43:1.5g/L.
Sodium hydrosulfite: 1.5g/L
Time: 15 minutes
Peel and spin dry
Retanning
Temperature: 35℃
Salt: 40 g/L?
Ammonium alum: 20g/L.
Elite tanning assistant f-b: 3 g/l?
Elite mink oil F-WL: 2.5ml/L.
Add after 90 minutes.
Safety powder: 0.5g/L.
/kloc-peel and spin dry after 0/5 minutes.
Turn sawdust, turn cage, widen, lengthen, turn oil, let stand, kick skin, turn sawdust, turn cage, cut evenly, turn wool outward, dry clean, turn disc outward, stretch, lengthen, kick powder, widen, turn cage, check and cut evenly, turn wool outward, turn cage, turn disc outward and grind internally.