The protection layer of the pillow core is produced by adopting the high-density face fabrics provided by DuPont. It is proved by test that there is no tea saturation phenomenon.
枕芯的防护层,采用美国杜邦公司高密度面料,通过检测证实,尚未发现渗透现象。
2
Fabricate temporary test blanks (frying-pan test blanks) to DuPont Standard P9E. Control test blanks by identification number and location.