用途說(shuō)明
DH型雙唇防塵圈的作用是防止粉塵、污物、砂粒及金屬屑的進(jìn)入。主要用于液壓缸和氣缸、
提升機(jī)及導(dǎo)向桿的軸向運(yùn)動(dòng)桿。
技術(shù)數(shù)據(jù)
速度:≤0.5 m/s
溫度:-20℃~100℃
材料性能
材質(zhì):聚氨酯PU L-93
比重(ASTM D792):1.19
硬度(ASTM D2240):93±2
拉力強(qiáng)度(ASTM D412):345
100%模數(shù)(ASTM D412)97
300%模數(shù)(ASTM D412)184
22小時(shí)70℃的壓縮變形率(ASTM D395):21
22小時(shí)100℃的壓縮變形率(ASTM D395):28
試驗(yàn)溫度(℃):100/120
試驗(yàn)時(shí)間(小時(shí))100/100
硬度變化范圍(Shore A):0/-1
拉力強(qiáng)度變化(%):-12/-21
體積變化(%):+0.04/+0.68
DH防塵密封圈規(guī)格:
DZDH DZDH
DZ DH11.2*19.2*4.5*6DZ DH85*95*6*8
DZ DH14*22*4.5*6DZ DH90*100*6*8
DZ DH16*24*4.5*6DZ DH90*100*6*10
DZ DH18*26*4*7DZ DH95*105*6*8
DZ DH18*26*4.5*6DZ DH98*108*6*8
DZ DH20*27*4*5DZ DH100*110*6*8
DZ DH20*28*4*7DZ DH104.5*117*5*8.5
DZ DH20*28*4.5*6DZ DH107*117*5*8.5
DZ DH22*31*3.7*7.6DZ DH110*120*6*8
DZ DH22.4*30.4*4.5*6DZ DH112*122*6*8
DZ DH23.5*31.5*4.5*6DZ DH120*130*5*7
DZ DH25*33*4*7DZ DH120*130*7*10
DZ DH25*33*4.5*6DZ DH120*136*9*12
DZ DH26*32*2.5*4.2DZ DH125*138*7*9.5
DZ DH28*36*4.5*6DZ DH130*143*7*9.5
DZ DH30*38*5*6.5DZ DH136*149*7*9.5
DZ DH31.5*39.5*5*6.5DZ DH140*153*7*9.5
DZ DH32*40*4*7DZ DH140*157*6*9
DZ DH32*40*5*6.5DZ DH140*157*6*10
DZ DH32*40.5*5*6.5DZ DH141*151*5*7
DZ DH35*43*4*8DZ DH145*158*7*9.5
DZ DH35*43*5*6.5DZ DH160*173*7*9.5
DZ DH35*44*4*6DZ DH160*174*7*9.5
DZ DH35.5*43.5*5*6.5DZ DH162*172*5*7
DZ DH38*46*5*6.5DZ DH165*178*7*9.5
DZ DH40*48*5*6.5DZ DH165*179*7*9.5
DZ DH40*50*7*9DZ DH180*193*7*9.5
DZ DH42*50*4*7DZ DH180*194*7*9.5
DZ DH45*53*4*7DZ DH183*193*5*7
DZ DH45*53*5*6.5DZ DH190*203*7*9.5
DZ DH50*58*4*7DZ DH200*213*7*9.5
DZ DH50*58*5*6.5DZ DH200*214*7*9.5
DZ DH53*61*5*6.5DZ DH204*218*7*9.5
DZ DH55*63*4*7DZ DH207*217*5*7
DZ DH55*63*5*6.5DZ DH210*223*7*9.5
DZ DH55*65*5*7DZ DH220*233*7*9.5
DZ DH56*64*5*6.5DZ DH230*244*7*9.5
DZ DH60*68*5*6.5DZ DH250*263*7*9.5
DZ DH63*71*5*6.5
DZ DH65*73*4*7
DZ DH65*73*5*6.5
DZ DH67*75*5*6.5
DZ DH70*80*6*8
DZ DH71*81*6*8
DZ DH75*85*6*8
DZ DH80*90*6*8
DH密封圈技術(shù)數(shù)據(jù):
拉力強(qiáng)度(ASTM D412):345
100%模數(shù)(ASTM D412)97
300%模數(shù)(ASTM D412)184
22小時(shí)70℃的壓縮變形率(ASTM D395):21
22小時(shí)100℃的壓縮變形率(ASTM D395):28
試驗(yàn)溫度(℃):100/120
試驗(yàn)時(shí)間(小時(shí))100/100
硬度變化范圍(Shore A):0/-1
拉力強(qiáng)度變化(%):-12/-21
體積變化(%):+0.04/+0.68