
Hitachi Zx70 Muffler for Excavator
DALON MUFFLER, is a brand name for SINTERED BRONZE MUFFLER as high porosity sintered elements from spherical Bronze powder. The pores are mechanically respect to size and filtering degree after the sintering process.
Product Introduction
Our products have been unanimously praised in many industries, and the company has gradually grown and developed rapidly and steadily, becoming the speaker of the domestic Sintered Metal Wire Cloth Filters, graphite filled 841 bronze bearing, plastic pneumatic silencer industry. We carry out the values that can promote the sustainable development of our company in order to achieve sustainable innovation. Relying on the strong strength of our company, we strive to build a high level and professional five-star operation team. We make clear provisions to ensure that each quality activity is carried out in accordance with the specified procedures, and each work position is carried out in accordance with the specified work standards, so that each link is always under control. Independent innovation is the source of our sustainable development.



DALON MUFFLER, is a brand name for SINTERED BRONZE MUFFLER as high porosity sintered elements from spherical Bronze powder. The pores are mechanically respect to size and filtering degree after the sintering process.
Properties of DALON SINTERED BRONZE MUFFLER | |||||||
Filter Grade | Porosity | Permeability Coefficients | Pore size distribution | Shear strength | |||
[micron] | [%] | [10-12 m2] | [10-7 m] | [dmin] um | MFP um | [dmax] um | [N/mm2] |
8 | 29 | 2 | 52 | 8 | 11 | 21 | 130 |
12 | 32 | 6 | 64 | 11 | 15 | 37 | 120 |
20 | 38 | 10 | 83 | 18 | 26 | 57 | 110 |
30 | 36 | 14 | 89 | 21 | 31 | 61 | 100 |
45 | 37 | 43 | 144 | 30 | 47 | 101 | 90 |
60 | 41 | 50 | 202 | 31 | 53 | 147 | 90 |
80 | 42 | 114 | 282 | 37 | 72 | 175 | 80 |
100 | 42 | 127 | 406 | 48 | 98 | 220 | 70 |
120 | 40 | 230 | 633 | 65 | 125 | 280 | 60 |
150 | 44 | 248 | 643 | 68 | 140 | 305 | 40 |
200 | 48 | 463 | 1046 | 105 | 195 | 500 | 30 |
Properties and application examples
DALON SINTERED BRONZE MUFFLER could be used with air powered tools, valves, and cylinders to reduce noise and filtering exhaust fumes.







We focus on the development positioning of providing customers with a full range of quality Hitachi Zx70 Muffler for Excavator and services, and strive to make the company a world class enterprise with global competitiveness. Our development vision is to become a people-oriented friendly, dynamic and efficient enterprise. Quality is the life. The quality awareness rooted in the heart and strict management system, the company's rigorous attitude towards product quality and the spirit of excellence, and the superb manufacturing technology have been integrated into the company's blood from the beginning.
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