• Zhengzhou Hanyun Construction Machinery Co.,Ltd
    Nice hammer from Hanyun, their service great, I love their price more
  • Zhengzhou Hanyun Construction Machinery Co.,Ltd
    Hydraulic breakers from HY suit my CAT well, it beats the ground powerfully, the sound beautiful.
Contact Person : Lisa
Phone Number : 0086-17788159708
WhatsApp : +8617788159708
42CRNIMO 68mm Hydraulic Rock Breaker Attachment Demolition For CAT Excavators
Place of Origin China
Brand Name HANYUN
Model Number HY68
Minimum Order Quantity 1 set
Price Negotiable price
Packaging Details plywood box or other exported packages
Delivery Time 3-15working days
Payment Terms L/C, T/T
Supply Ability 10,000 sets per year
Product Details
Item Rock Breaker Hammer Chisels Materials 40CRMO, 42CRNIMO. 42CRMO
Breaker Chisels Diameter 68 Mm Breaker Shell Materials High Strength Steel Plate
Working Purpose Hard Rocks Primary Crushing And Secondary Crushing Applicable Excavator DOOSAN DAEWOO, CAT, SANY AND KOMATSU
Size Customized Size For Different Excavators Color Yellow, Blue, Red And Other Colors
High Light

68mm hydraulic rock breaker attachment


42CRNIMO hydraulic rock breaker attachment


CAT demolition attachments for excavators

Product Description

Hydraulic Rock Breaker Hammer Excavator Demolition Attachment
(1) How to select one suitable rock breaker hammer?

For effective and efficient crushing of rocks, one suitable rock breaker hammer must be selected before working.

1. Firstly we have to consider the excavator model and its hydraulic power, because the rock breaker hammer is

customized to suit the excavator;

2. Secondly the excavator working envrionment has to be considered. Rock breaker hammer chisels head types

(flat head, pointed head, conical head, round head)will be selected according to that;

3. Finally good quality rock breaker hammer will be selected for a long service life and less failure rate. 

Rock breaker hammers made by Hanyun will be a great choice with good reputation from customers


(2) Main Technical Parameters on rock breaker hammer

Applicable Excavator model CAT 302.5C

CAT303C CR/303.5C CR

CAT 205/206

Breaker shell weight (KGS) 40 60 100
Total weight(KG) 102 140 264
Size (MM) 750*270*480 830*290*570 950*330*700
Driving oil pressure (KG/CM2) 90-120 90-120 110-140
Hydraulic oil flow (L/MIN) 20-40 25-50 40-70
Striking frequency (BPM) 700-1200 600-1200 500-900
Soft hose diameter (INCH) 1/2 1/2 1/2
Hammer chisel diameter (MM) 45 53 68
Hammer chisel weight (KG) 8 12 16
Applicable excavator weight (T) 1.2-3.0 2.0-4.0



(3) What are advantages of Rock breaker hammer?

Hydraulic breaking hammer is used to break stones or rocks in mining projects, it has below features:

1. Simple and compact structure for easy operation and maintenance;

2. Light-weight design for convenient using;

3. Strong striking force;

4. High anti-striking strength;

5. Long service life;

6. High working efficiency

42CRNIMO 68mm Hydraulic Rock Breaker Attachment Demolition For CAT Excavators 0

(4) About Hydraulic breaking hammer

Hydraulic jack hammer has other alternative names as below:

1. hydraulic breaker

2. hydraulic hammer

3. hydraulic breaker hammer

4. excavator hammer

5. excavator breaker

6. hydraulic jack breaker

7. hydraulic jack hammer

8. Rock breaker hammer

(5) FAQ

1. Q: How do you ship the hydraulic jack hammer?

A: Usually we will cover demolition hammers with plastic film firstly, then load them into the container.


2. Q: When you will deliver the products after we place one order?

A: Usually 3-10 working days for the standard size. For customized hydraulic hammers, about 15 days


3. Q: What is your payment method?

A: L/C, T/T available for the payment. Usually 30% TT as deposit, 70% blanced by TT before shipping


4. Q: What is your quality warranty period?

A: For the complete hydraulic breakers, 6 months-12 months quality warranty period. But quick-wearing

spare parts are not included.


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