Diamond D7 User Manual download pdf (Page 16)

RECOMMENDATIONS 2F2 2M2 2F2-04D-04C

Spherical surfaces Flat surfaces Toric surfaces

Wheel diameter D mm One-off production Series production

Workpiece diameter D

mm (0.55...0.75) · D

(0.52...0.60) · D

40....155 100...60

Grit size FEPA D25...D91...D191 D91...D181 D46...D151 D181...D213

Bond Wear (BZ316) - BZ335 - BZ444 - (BZ486) BZ335...BZ488 BZ5314

hardness

Concentration C100 = 4.4 (C25)...C40...C50...(C75, C90) C50...C75 C25...C35

ct/cm³

Cutting speed m/s 20...30...(50) 20...30...(50) 15...25

Infeed mm Roughing: 1/3 of grit size Full depth: Full depth:

Finishing: 1/10 of grit size 1...3 3...8

Feed rate mm/min 0.15...5, dependent on n

...300

Material removal rate cm³/min Roughing: 10...30...100 10...50 -

Finishing: 5...10 5...10 40...120

Workpiece speed 1/min 60...240 - -

RESULTS

G-ratio cm³/cm³ 5000...25000 dependent on as 2F2 as 2F2

specification

Life (total lenses) 1 - - 15000...28000

Specific removal volume cm³/ct 10000...25000 as 2F2

Surface finish R

µm 4...15 6...15

Dependent on grit size, cutting speed, overlap ratio and dwell time

Tool cost K

DM/surface approx. 0.005 - appr. 0.03

CUTTING FLUID Manufacturer Name Blend Type

According to manufacturer's Aachener AC 3676 Fully synthetic

recommendations Chemie AC 4078 2-3% Fully synthetic

AC 6088 Fully synthetic

Cincinnati Cimplus D14A, Cimcool 400 MSL Acc. to manu- Emulsion

Milacron facturer's instr.

Consulta Rondgrind K1, Rondogrind S Acc. to manu- Fully synthetic

Chemie facturer's instr.

Houghton Glasgrind 456, Glasgrind 721 Acc. to manu- Emulsion

facturer's instr.

LOH K 80 Acc. to manu- Fully synthetic

K 40 facturer's instr. Semi-synthetic

K 60 100 % Containing oil

Biodegradable

Technical notes

WINTER: 2F2/2M2

FEPA: 2F2/2M2

Milling with cup wheels

Application notes, results

diamond tools

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Diamond D7 User Manual Page 16

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