Product groups

HDB Pump · H Series · Pumps

Pump body: Cast iron - DIN GG 25
Lower part: Sheet metal
Diffuser: Stainless steel - DIN 4301 (AISI 304)
Impeller: Stainless steel - DIN 4301 (AISI 304)
Filter: Stainless steel - DIN 4301 (AISI 304)
Pump shaft: Stainless steel - DIN 4401 (AISI 316)
O-ring: Viton
Mechanical seal: C - SiC - Viton (Optional: TC - TC - Viton)

Category	Description
Application Areas	• Cutting, turning, milling, boring, grinding and similar applications of the machine tools, • Especially used for deep hole boring operations due to supply 25 bar pressure, • Circulation systems. HDB Pumps are used for pumping of cutting / cooling fluids.
Pumped Fluids	• Coolants, • Cutting oils, • Grinding oils,
Fluid Properties	Fluid temperature should be between 0°C and 80°C. Kinematic viscosity should be between 1 and 30 mm²/s.
Materials	Pump body: Cast iron - DIN GG 25 Lower part: Sheet metal Diffuser: Stainless steel - DIN 4301 (AISI 304) Impeller: Stainless steel - DIN 4301 (AISI 304) Filter: Stainless steel - DIN 4301 (AISI 304) Pump shaft: Stainless steel - DIN 4401 (AISI 316) O-ring: Viton Mechanical seal: C - SiC - Viton (Optional: TC - TC - Viton)
Electric Motor	3-phase asynchronous motor 2 poles Protection rating: IP 55

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