Not recommended are Neoprene, SBR Rubber, Low Nitrile Buna N, Acrylic Paint, Lacquer, Polystyrene,

• 不推荐使用的材料：氯化丁二烯橡胶,丁苯橡胶,低腈丁腈橡胶,丙烯酸漆,天然漆，聚苯乙烯,聚氯