granite straight edges
2016-11-01 07:51 Views:114
Price:Negotiable
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Made according to Standard JB/T7974-99 Usage: Lindation, test, measurement, welding, mountiong Grade: 0-3 Material: HT250 Hardness: HB180-220 Type(mm) | Precision Grade ( μm ) | 1 | 2 | 3 | Final machining | 1000 × 750 | 18 | 36 | 90 | | 1000 × 1000 | 20 | 39 | 96 | | 1200 × 1000 | 20 | 39 | 96 | | 1500 × 1000 | 24 | 48 | 120 | | 2000 × 1000 | 26 | 52 | 129 | | 2000 × 1500 | | 56 | 140 | | 2000 × 2000 | | 60 | 152 | 230 | 3000 × 1000 | | | 168 | 248 | 3000 × 1500 | | | 174 | 254 | 3000 × 2000 | | | 184 | 275 | 4000 × 2000 | | | 219 | 310 | 4000 × 3000 | | | 240 | 360 | 6000 × 3000 | | | 308 | 460
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