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rongdemf@qq.com
台湾鼎基DING ZING DZ提供6款往复用防尘密封圈：D-9、DH、DH-03、DH-04、DH-05以及DH-07。能有效防止灰尘与污垢。材质: TPU；活塞杆表面应作0.8~1.6 μ mRmax (0.2~0.4 μ mRa)的抛光，硬度 (ASTM D2240): 93；工作温度: -20ºC ~ 100ºC。
| 品名 | Ø d*Ø D*t/h | H | 品名 | Ø d*Ø D*t/h | H | |
| DH-04 | 12*18*2.5/5 | 2.5 | DH-04 | 42*50*4/7 | 4 | |
| DH-04 | 14*20*2.5/5 | 2.5 | DH-04 | 45*53*4/7 | 4 | |
| DH-04 | 16*24*3.8/7 | 4 | DH-04 | 50*58*4/7 | 4 | |
| DH-04 | 18*26*3.8/7 | 4 | DH-04 | 55*63*4/7 | 4 | |
| DH-04 | 18*26*4/7 | 4 | DH-04 | 60*68*4/7 | 4 | |
| DH-04 | 20*28*4/7 | 4 | DH-04 | 65*73*4/7 | 4 | |
| DH-04 | 22*30*4/7 | 4 | DH-04 | 70*78*4/7 | 4 | |
| DH-04 | 25*33*4/7 | 4 | DH-04 | 75*83*4/7 | 4 | |
| DH-04 | 28*36*4/7 | 4 | DH-04 | 80*88*4/7 | 4 | |
| DH-04 | 30*38*4/7 | 4 | DH-04 | 85*93*4/7 | 4 | |
| DH-04 | 32*40*4/7 | 4 | DH-04 | 90*98*4/7 | 4 | |
| DH-04 | 35*43*4/7 | 4 | DH-04 | 100*108*4/7 | 4 | |
| DH-04 | 36*44*4/7 | 4 | DH-04 | 105*113*4/7 | 4 | |
| DH-04 | 38*46*4/7 | 4 | DH-04 | 160*172*5.5/10 | 5.5 | |
| DH-04 | 40*48*4/7 | 4 | DH-04 | 230*245*6.5/13 | 6.5 |