UV Pre-Conditioning UV预处理

10

Thermal Shock Pre-Conditioning 热冲击预处理

10

Shock Absorption缓冲性

3

Penetration穿透

2

Flame燃烧

1

Radiant Heat热辐射

1

Electrical电部分

1

Retention保持性

1

Mechanical Rigidity机械强度

1

Minimum of 10 helmets needed - i.e. complete helmets with all accessories                                                                                                                         至少需要10个样品－例如带有所有配件的完整头盔

常规 Regular service 30 working days