成人午夜精品无码区久久青龙-成人午夜精品无码区久久樱花影视-成人午夜精品无码区毛片四季视频-成人午夜精品无码区全集观看-成人午夜精品无码试看120秒-成人午夜精品无码网站

ZRC4-DHD340 impactor technical parameters

Total length

(Excluding drill bit)

Total weight

(Excluding drill bit)

Outer diameter of impactor

Can be equipped with drill shank

Drilling range

Rear connector thread

1046mm

42Kg

φ99mm

Cop44(DHD340)

φ110～φ135

API(2 3/8)″REG

Available working wind pressure

At 1.7MPa

Impact frequency

Recommended speed

Air consumption

1.0MPa

1.8MPa

2.4MPa

1.0～2.5MPa

27HZ

25～40r/min

6m3/min

10m3/min

15m3/min

Characteristics of ZRC4-DHD340 impactor

1. Mainly used in mines requiring drilling operations above 110mm;

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.