Oil tannage of - knowledge Music in Japan

Chamois, also called oil tanned sheepskin, it will take cloth, suede, suede it will take a towel.

1. Material, generally choose high quality sheepskin leather, it will take as a sheep's cloth production of raw materials, mainly made the original sheep skin leather processing. Processed into finished products, feel fine, good water imbibition, soft, silk texture, by the late sanded, leather is double-sided velvet dress.

2. After pretreating, acquisition of sheepskin leather, the need for hair removal treatment, usually buy leather for dry skin, should first immersed soft, need about five days, and then brushed lining depilatories, placed after the two days, began to artificial hair removal.

3. Slurry ash processing: after artificial hair removal, the sheepskin in the drum, adding suitable amount of quick lime, slurry ash processing, the process will take two days, rotating drum for 30 minutes every 6 hours, uniform slurry ash.

4. Washing and softening: after completion of slurry ash, adding suitable amount of proportion of neutralizing agent, washing neutralization, water washing and after the complete test good acidity, and adding softener, soften.

5. After completion of softening, join the tanning agents, early for tanning, tanning at the beginning, after the completion of the drum, sending leather shaving workshop.

6. After early leather tanning, two sides is uneven, with redundant meat, wool, need shaving processing, because the sheepskin - it will take cloth Chamois, is the need to achieve good water absorption and wipe effect, nothing to do with the leather, so it needs to be cut to leather, the lining of the meat was removed.

7. Retanning: after completion of leather shaving, again into the drum, to join the deep sea fish oil, mirabilite, etc. , retanning and nitration process.

8. Air oxidation: sheepskin retanning, after the completion of the outdoor air, air oxidation. Temperatures higher than 35 degrees in summer and in winter, the temperature falls below 10 degrees conditions, should be carried out in an indoor air oxidation. Need 15 days.

9. Wash: air oxidation, after the completion of loading drum, wash, wash away excess oil.

10. Drying: washing, after the completion of leather to be hung outside to dry, dry and then put into the drum, and soft and takes about 12 hours, again out of the drum, for late filing.

11. Leather leveling, polishing, after skin is going through grinding of the leather machine later can achieve the effect of the double fluffy.

is used to wipe clean car, glass, glasses, optical instruments, ceramics, electrical appliances, computers, can also be used to filter oil, sewing gloves, clothing, etc.