Slot & Tenon Lathe Chuck Hard Top-Jaws Technical ... - MC-Tooling

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Dress and cleaning plate RPS With 2 different fine serrations to clean and dress top jaws with fine serration inch/metric SMW-AUTOBLOK Id.-No. serration kg/piece Type upper side lower side RPS-D 081912 1/16” x 90° 3/32” x 90° 7,0 RPS-M 081914 1,5 x 60° 3 x 60° 7,0 RPS-MD 081913 1,5 x 60° 1/16“ x 90° 7,0 ■ Dress and cleaning plate, hardened, precision ground serrations. ■ 2 different serrations, on the upper and lower side of the plate. Just turn it over! ■ Quick cleaning of the top jaws serration. Swarf and dirt is accumulated in the diagonal groove. ■ Dressing of light damage on the serration by using the grinding compound. serration 1 Standard equipment: cleaning plate 1 tube of grinding paste wooden box Extra grinding paste Id.-No. 037133 serration 2 Dressing and cleaning of serration Apply grinding compound (corn 320) near the outer edge Put the jaw on the grinding compound and move it back and forth, with a light pressure. Dirty/damaged serration Serration after dressing and cleaning 148 SMW-AUTOBLOK
Hardening instruction for soft jaws Material 16MnCr5 (1.7131) 1. Preheat to 500° Celsius. Carburise at 930° Celsius. 2. Carburising depth is appr. 0,1 mm per hour. 3.Harden at 850° Celsius an quench in oil at 100° Celsius. 4.Wash and clean from oil. Temper at 150 - 180° Celsius according to request hardness. 5. about 2 hours. 6.Regrind the serration in case of distortion. Material C45 (1.0503) The carbon necessary for hardening is already in the material. Partial hardening (such as clamping area) is possible by induction hardening. A distortion of the contact surface can be eliminated or reduced in most cases 1. Partial preheating to 870 - 930° Celsius (1 - 3 mm deep). 2.Quench harden in emulsion. Temper at 150 - 180° Celsius according to requested 3. hardness about 2 hours. iJaws from Material C45 must be inspected for cracks after induction hardening. SMW-AUTOBLOK 149 Accessories
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Slot & Tenon Lathe Chuck Hard Top-Jaws Technical ... - MC-Tooling

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