Ручные и измерительные инструменты Hoffmann Group 2026 - страница 450

GBP 57 Pictograms Surface grinding, External cylindrical grind- reciprocating surface Bench grinding ing grinding Grinding process Internal cylindrical grind- Profile grinding, Cutting ing tool grinding Corundum, Types of abrasive material A aluminium oxide (Al2O3) SiC Silicon carbide D Diamond CBN Cubic boron nitride Form Straight form Form Straight form, Form Straight form, Form Cup form, straight 1 5 recessed on one side 7 recessed on both sides 6 Grinding wheel form Form Form Straight form, Form Form Straight form, thin 1A1R 12A2D Dish form Cup form, tapered 41N outer coating 11V9 Ceramic bonded surface grinding wheels High performance surface grinding wheels with high-porosity bonding system for reduced thermal loading and minimal dressing diamond wear. ■ Universally applicable for reciprocating grinding processes, which significantly reduces the frequency of wheel changes in daily operation. ■ For use on all commercially available grinding machines for tool and die making and machine tool building, e.g. Jung, ABA, Blohm, Elb, Mägerle, Ziersch & Baltrusch, Geibel & Hotz, Jones & Shipman. ■ Cooling with emulsion is necessary, ensure good lubrication, especially on long-chipping materials. Note: Profile surface grinding wheels available on request. 59 ​ 59 0150–​59 0696 ○ ● ● ● ○ ○ ○ ○ ● 59 1106–​59 1666 ○ ○ ● ○ ○ ○ ○ ○ ○ ● 59 1705–​59 1735 ○ ○ ● ● ○ ● ○ ● 59 1810 ● ○ ● ● ● ○ ● Surface grinding wheels for unalloyed and low alloy unhardened steels ​ A Specially treated Aluminium Oxide for grinding unalloyed and low alloy unhardened steels. 59 0420/0670 – Form 7 with recesses on both sides. 59 0560/0640 – Form 5 with recess on one side. Application: For rough grinding (roughing). Specification: F13A46HH11PV D D D P P F Form Form Form F 1 T 5 T 7 T H H H G Working speed Feed Material vs = vc (m/s) Infeed Lateral pass rate vf ae (mm) (cutting width in %) (mm/min) recommended maximum Coarse grinding (roughing) 0.1 − 0.05 unalloyed/low-alloy fine grinding 0.002 − 0.004 unhardened 25 –­ 30 35 (finishing) 30 – 40 % 10 000 – 20 000 steels Spark erosion 1 – 3 passes (without infeed) Depending on the grinding process In relation to the Depending on the grinding length and type of machine wheel width and overrun P F G ​ ​ Shape mm mm mm 59 0150 200×20×51 eShop 1 – – – 53Y 53Y 53Y 53Y 53Y 53Y 53Y 53Y 53Y 53Y 59 0250 225×25×51 eShop 1 – – – 59 0350 250×25×51 eShop 1 – – – 59 0420 300×50×76.2 eShop 7 155 10 10 59 0520 Strato precision surface grinding 350×40×127 eShop 1 – – – 59 0540 wheel D×T×H (mm) 350×50×127 eShop 1 – – – 59 0560 350×50×127 eShop 5 200 10 – 59 0620 400×50×127 eShop 1 – – – 59 0640 400×50×127 eShop 5 200 10 – 59 0670 400×80×127 eShop 7 190 15 15 450