我们的研磨介质钢球精选优质材料精心制造,包括低碳合金钢、高锰钢以及高碳高锰合金钢。在这些坚实材料基础上,我们创新开发了一系列拥有专利的研磨钢球产品,兼具强竞争力与高效率。产品规格覆盖范围广:直径 20mm–150mm,同时提供 1 英寸–6 英寸规格,能够满足不同工业工况需求。此外,我们始终以客户满意为导向,可按客户的特殊要求提供定制尺寸服务。
产品特点(FEATURES)
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**硬度均匀:**表面硬度范围 HRC55–67,体(芯)硬度 HRC52–65;
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**低破碎率:**实际破碎率低于 0.5%;
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**高冲击韧性:**冲击韧性大于 12J/cm²;
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**使用寿命长:**在 6 米落球试验机中的跌落测试次数超过 20,000 次;
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**优异的耐磨与耐腐蚀性能:**在湿式研磨环境中,钢球对酸、碱腐蚀具有良好抵抗能力,在金属矿湿磨环境中可充分发挥最佳研磨优势;
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**研磨效率高:**在大型 SAG 半自磨机及球磨机中应用表现优异。
锻造/热轧钢球规格及化学成分(SPECIFICATION & CHEMICAL COMPOSITION)
| 规格 | C | Si | Mn | S | P | Cr | Ni | Cu |
|---|---|---|---|---|---|---|---|---|
| 20mm–200mm | 0.45–0.9 | 0.17–0.37 | 0.7–1.2 | <0.035 | <0.035 | <1 | <0.25 | <0.25 |
锻造/热轧钢球机械性能(MECHANICAL PROPERTY)
表内 “Quality A/B/C/D” 分别对应不同质量等级;数值为:表面硬度 HRC / 芯部硬度 HRC / 冲击值 AK(J/cm²)
| 直径(mm) | A 表面HRC | A 芯部HRC | A 冲击值 | B 表面HRC | B 芯部HRC | B 冲击值 | C 表面HRC | C 芯部HRC | C 冲击值 | D 表面HRC | D 芯部HRC | D 冲击值 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| φ25 | 60–65 | 58–63 | ≥12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| φ30 | 60–65 | 55–60 | ≥12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| φ35 | 60–65 | 55–60 | ≥12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| φ40 | 60–65 | 55–63 | ≥12 | 60–65 | 60–65 | ≥12 | 0 | 0 | 0 | 0 | 0 | 0 |
| φ50 | 60–65 | 45–50 | ≥12 | 60–65 | 60–65 | ≥12 | 0 | 0 | 0 | 0 | 0 | 0 |
| φ60 | 60–65 | 42–47 | ≥12 | 60–65 | 60–65 | ≥12 | 0 | 0 | 0 | 0 | 0 | 0 |
| φ70 | 60–65 | 40–45 | ≥12 | 60–65 | 60–65 | ≥12 | 0 | 0 | 0 | 0 | 0 | 0 |
| φ80 | 60–65 | 37–42 | ≥12 | 60–65 | 60–65 | ≥12 | 0 | 0 | 0 | 0 | 0 | 0 |
| φ90 | 60–65 | 37–42 | ≥12 | 58–63 | 52–60 | ≥12 | 0 | 0 | 0 | 0 | 0 | 0 |
| φ100 | 58–63 | 37–42 | ≥12 | 53–58 | 42–58 | ≥12 | 58–62 | 58–60 | ≥14 | 60–65 | 60–65 | ≥15 |
| φ110 | 55–63 | 35–40 | ≥12 | 53–58 | 45–50 | ≥12 | 58–62 | 58–60 | ≥14 | 60–65 | 60–65 | ≥15 |
| φ120 | 55–63 | 35–40 | ≥12 | 53–58 | 45–50 | ≥12 | 55–62 | 58–60 | ≥14 | 60–65 | 60–65 | ≥15 |
| φ125 | 50–55 | 35–40 | ≥12 | 53–58 | 45–50 | ≥12 | 55–62 | 52–58 | ≥14 | 60–65 | 58–63 | ≥15 |
| φ130 | 50–55 | 35–40 | ≥12J/cm² | 53–58 | 40–45 | ≥12 | 55–58 | 50–55 | ≥14 | 60–65 | 58–63 | ≥15 |
| φ140 | 0–0 | 0–0 | ≥12J/cm² | 53–58 | 40–45 | ≥12 | 55–58 | 45–55 | ≥14 | 60–65 | 55–60 | ≥15 |
| φ150 | 0–0 | 0–0 | ≥12J/cm² | 53–58 | 40–45 | ≥12 | 55–58 | 40–45 | ≥14 | 60–65 | 53–58 | ≥15 |
产品数据(PRODUCT DATA)
公称直径(mm / 英寸)— 直径公差(mm)— 单球约重 — 每吨球的平均数量
20–40mm(公差:+2 / -1)
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20(4/5″):约重 32;每吨约 31250 个
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25(1″):约重 64;每吨约 15625 个
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30(11/4″):约重 116;每吨约 8620 个
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40(11/2″):约重 263;每吨约 3802 个
50–80mm(公差:+3 / -1)
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50(2″):约重 513;每吨约 1949 个
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60(21/2″):约重 888;每吨约 1126 个
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70(23/4″):约重 1490;每吨约 671 个
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80(31/4″):约重 2104;每吨约 475 个
90–150mm(公差:+4 / -2)
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90(33/4″):约重 2996;每吨约 334 个
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100(4″):约重 4110;每吨约 243 个
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110(41/2″):约重 5070;每吨约 183 个
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120(5″):约重 7102;每吨约 141 个
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130(51/4″):约重 9030;每吨约 111 个
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140(51/2″):约重 11278;每吨约 89 个
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150(6″):约重 13872;每吨约 72 个
包装与交付(PACKING & DELIVERY)
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海运
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客户指定运输方式
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包装方式:
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A. 钢桶(850–930kg/桶)
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B. 吨袋/柔性集装袋(1 吨/袋)
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**交期:**收到付款或即期信用证(LC at sight)后 15–20 天内发货。
