Cone Crusher Machine Parts Bronze Eccentric Bushing For Sale With New System
Product description :
Detailed parameters
● Product Name: heavy eccentric copper bushing
● material brand: zqsn5-5-5
● casting method: centrifugal casting
Product category: large copper sleeve, heavy copper sleeve
Comprehensive introduction
● material name: cast copper alloy 5-5-5 tin bronze
● standard: GB / T 1176-1987
● chemical composition:
Copper Cu: others
SN: 4.0-6.0
Zn: 4.0-6.0
Pb: 4.0-6.0
P ≤ 0.05 (impurity)
Ni: ≤ 2.5 (excluding the sum of impurities)
Aluminum al: ≤ 0.01 (impurity)
Iron Fe: ≤ 0.3 (impurity)
Silicon Si: ≤ 0.01 (impurity)
Sb: ≤ 0.25 (impurity)
Sulfur s: ≤ 0.10 (impurity)
Note: total impurities ≤ 1.0
● mechanical properties:
Tensile strength σ B (MPA): ≥ 200
Yield strength σ (MPA): ≥ 90
Elongation δ 5 (%): ≥ 13
Hardness: ≥ 590hb (reference value)
Heat treatment specification: heating temperature 1188~1220 ℃; pouring temperature 1150~1200 ℃.
● casting method:
Centrifugal casting, metal mold casting
More details
| Company Type | Manufacture factory SGS Audit supplier |
| Process | Centrifugal casting,sand casting,Machining,Injection |
| Quality assurance | 2D Projector, Height Gague,Micrometer,Roughness Tester,
CCD Autimatic Testing Machine CCD,Callipers |
| Tolerance | Roundness::+/- 0.01mm.
Flatness:+/- 0.005mm.
Height and length:+/- 0.01mm |
Why do you believe that Xinxiang Haishan Machinery Co., Ltd.:
1: More than 20 years working experience.
2. We are the leading professional supplier of mining machinery, engineering machinery, mechanical casting and forging parts
Q: Warranty?
3. All products have obtained iso9901:2000 quality management certification and CE, ROHS certification C, patience - all customized shaft sleeves can be made by drawing and sketcher, we can also provide drawing design as required
Four. Q: How do you control quality?
A: We have a series of testing equipment, such as chemical composition analyzer, hardness tester, dye penetrant testing, ultrasonic testing, and we also support third-party quality testing, such as SGS
5. Q: What is the service life of these bushings?
A: According to different working environment, normal operation for 3-5 years and careful handling will help to increase the output of the machine,
6. Q: Can you give me a discount?
A: We believe that quality equals price. As we all know, the larger the order, the more discount.
7. Q: How fast is your after-sales service and problem solving?
A: we are responsible for every product we sell. If you have any problems, please take photos and count the quantity, and report the solutions and preventive measures to you within 12 hours.
8. Q: How about the terms of payment?
A: We'd like to hear from our customers. The usual terms of payment are as follows
A. 50% tons in advance, the balance to be paid before shipment
B. 100% sight L / C
C. PayPal (small purchase)
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