精品国产1 I 欧美黑人添添高潮a片www I 日韩精品无码一区二区三区久久久 I 日本三级片在线观看 I 欧美另类专区 I 一起操网址 I 天天色婷婷 I www蜜臀av I 日韩成人av电影在线 I 日本美女一区二区三区视频 I 欧美精品一区二区免费 I 亚洲最大黄色 I 日韩精品福利视频 I 97一区二区三区 I 又黄又免费的网站 I 极品福利视频 I 色天天操 I 伊人青青草视频 I 国模吧 麻豆 I 欧美成年黄网站色视频 I 伊在线久久丫 I 国产精品推荐 I 超碰在线看 I 免费一级欧美片在线播放 I 精品96久久久久久中文字幕无 I 色女孩导航 I 少妇又紧又色 I 暖暖爱免费观看高清在线遇见你

ZRC3.5-CIR90 impactor technical parameters

Total length

(Excluding drill bit)

Total weight

(Excluding drill bit)

Outer diameter of impactor

Rear connector thread

Drilling range

869mm

23Kg

φ81mm

T48x10

φ90～φ110

Available working wind pressure

Impact frequency

Recommended speed

Air consumption

0.7～1.4MPa

16～18

25～40r/min

6～10 m3/min

Characteristics of ZRC3.5-CIR90 impactor

1. Mainly used in mines requiring drilling operations above 90mm;

2. Use valveless gas distribution, reliable gas distribution;

3. The internal structure is simple and not easy to damage;

4. Low air consumption, wind and oil saving, fast drilling speed;

5. The internal structure is simple and reasonable, and the maintenance is convenient; the parts have good consistency, high reliability, low overall failure rate, low disassembly frequency, long impact life and low use cost. It is currently one of the most stable impactors in China.