Manufacturing
Metalworking fluid contamination, compressor intake filtration, and hydraulic press protection.
CONTAMINATION ENVIRONMENT
Low-Medium — metalworking fluid mist, grinding dust, machining particulate; precision manufacturing requires ISO 8573-1 Class 1 compressed air; hydraulic servo valve protection critical for CNC accuracy.
ISO 8573-1 Class 1:4:1
Compressed air class required
ISO 15/13/10 for servo valves
Hydraulic cleanliness target
Sub-5 µm particle damage
CNC hydraulic sensitivity
01 /
Primary Contamination Risks
Compressed air contamination affecting pneumatic actuators and instruments
Hydraulic servo valve stiction in CNC equipment
Metalworking fluid mist in machining environments
02 /
Service Interval Guidance
Compressed air filtration: continuous monitoring per ISO 8573-1; element replacement per restriction or contamination breakthrough. Hydraulic: 1,000–2,000 hours for industrial equipment.
03 /
Precision Manufacturing Requirements
CNC machining centers, coordinate measuring machines, and industrial robots use hydraulic servo systems with clearances as small as 2–5 µm. At these tolerances, particles passing through conventional filters can cause servo position errors, hysteresis, and axis hunting. ISO 4406 15/13/10 target requires NANOFORCE™ precision-grade elements (β₄(c) ≥1000) and commissioning flush procedures.
04 /
Compressed Air Quality
Pneumatic assembly tools, spray painting, pharmaceutical packaging, and food processing all require different compressed air purity classes per ISO 8573-1. DRYCORE™ multi-stage systems are configured for each application class. Class 1:4:1 (food/pharma) requires sub-0.1 mg/m³ particle concentration, pressure dewpoint ≤+3°C, and oil concentration ≤0.01 mg/m³.