90% Washed gray duck down
Features:
1.EN class 1
2.Least down cluster content: 80.95%
3.Least odor
4.Good warmth
5.high filling power
6.High cleanliness
7.Oxygen number: 4.8 mg/100g
Process:
1.De-dusting: remove the sand and dust
2.Washing: the raw material are washed with detergent for at least one and half hours and cleaned with water for at least one hour, hydrated for one hour.
3.Airing & drying: dried in drying machine at temperature 120°C for 30 minutes, the purpose is to degrease, deodorize, disinfect and sterilize, this process listed to guarantee our products are anti-microbial,hypoallergenic and with high cleanliness.
4.Cooling: cooling for 60 minutes, this step also can de-dust.
5.Inspection: to promise our products are up to the standard.
90% Washed gray duck down