[Clean & Pack] Sprockets for Engineering Plastic Block Chains - Double Strand

		Shaft Bore Specs. (New JIS Key + Tap) N

[ ! ]Offset between tooth tip and keyway is ±0.5 mm

Type	[M] Material	Cleaning Method
		Cleaning Method	Cleaning Environment	Packaging Type	Packing Environment
SH-CHEESS	EN 1.4301 Equiv.	Precision cleaning	Class 1000*	Degassing double packing	Class 10**
SHD-CHEESS		Electrolytic polishing + precision cleaning
SH-CHEERS		Precision cleaning
SHD-CHEERS		Electrolytic polishing + precision cleaning

*US FED STD 209E, ISO 14644-1 ISO 6 Equiv.
**US FED STD 209E, ISO 14644-1 ISO 4 Equiv.
[ ! ] Products are packed by order quantity. Ex. If the order is for 20 pieces, they are packed in one package (incl. 20 pieces).
[ ! ] See the details of degreasing, precision cleaning, and electrolytic polishing shown at the bottom of the specification table.
[A]Set Screw

				Working Environment: Class 1000*				Working Environment: Class 10**
Hydrocarbon cleaning Ro water cleaning		Wash with pure water (10 MΩ·cm) after high-pressure water jet cleaning (Ro water)		Use pure water (13 MΩ·cm)		Use nitrogen blow		Conducted on a clean bench in a Class 10** clean environment

*US FED STD 209E, ISO 14644-1 ISO 6 Equiv.
**US FED STD 209E, ISO 14644-1 ISO 4 Equiv.

						Working Environment:Class 1000*				Working Environment: Class 10**
Hydrocarbon cleaning Ro water cleaning		Electrolytic polishing with an electrolytic polishing layer according to the material		Wash with pure water (10 MΩ·cm) after high-pressure water jet cleaning (Ro water)		Use warm pure water (13 MΩ·cm)		Use nitrogen blow		Conducted on a clean bench in a Class 10** clean environment

*US FED STD 209E, ISO 14644-1 ISO 6 Equiv.
**US FED STD 209E, ISO 14644-1 ISO 4 Equiv.

Cleaning Effectiveness / Recommended Environment for Use

Cleaning Method	Product Part Number	Packaging Type	Effects Compared to Uncleaned Product	Environment (Standard)	Possible applications
Degreasing	SL-□□	Anti-rust packing	Oil removal	General environment	Regular assembly process
					Post battery assembly process
Precision cleaning	SH-□□	Degassing double packing	Oil removal Dust removal	Clean environment (Class 10 to 1,000*)	Battery assembly process
					LCD-related post assembly process
					In-vehicle camera assembly process
Electrolytic polishing + precision cleaning	SHD-□□	Degassing double packing	Oil removal Dust removal Outgas reduction	Vacuum environment Clean environment (Class 10 to 1,000*)	Pre-semiconductor process
					Liquid crystal deposition process
					Pre-OLED process

*US FED STD 209E, ISO 14644-1 ISO 4 to ISO 6 Equiv.