GHW-30

Semi-Synthetic Grease

Overview

Semi-synthetic base oils with a polyurea thickener for corrugator heated-roll, high-temperature fan and metallurgical roller-table bearings. Available in NLGI grades 2 and 3, with wear, rust and water washout protection. Check speed for hot motor bearings; non-food-contact use.

Characteristics

Semi-synthetic base oils with polyurea thickener
Available in NLGI grades 2 and 3
Anti-wear and rust protection
Water washout resistance
Good base oil viscosity-temperature properties

Technical data

Product type: Greases
NLGI grade: 2 / 3
Operating temperature: -30 °C to +220 °C
Viscosity at 40°C: 320 mm²/s
Dropping point: NLGI 2: 275 °C; NLGI 3: 280 °C

Typical test data
Property	NLGI 2	NLGI 3	Test Method
Appearance	Pale Yellow	Pale Yellow	Visual
Thickener Type	Polyurea	Polyurea	/
Base Oil Type	PAO	PAO	/
Kinematic Viscosity (40 °C), mm²/s	320	320	ASTM D445
Kinematic Viscosity (100 °C), mm²/s	30	30	ASTM D445
Viscosity Index (Base Oil)	129	129	ASTM D2270
Pour Point (Base Oil), °C	-30	-30	ASTM D97
Worked Penetration (25 °C), 0.1 mm	280	250	ASTM D217
Dropping Point, °C	275	280	ASTM D2265
Oil Separation (100 °C, 24 h), %	2.5	1.8	ASTM D6184
Evaporation Loss (180 °C, 22 h), %	2.0	1.7	ASTM D2595
Water Washout (38 °C, 1 h), %	2.8	2.5	ASTM D1264
Copper Strip Corrosion (100°C, 24 h), Rating	1b	1b	ASTM D4048
Corrosion Preventive Properties (52 °C, 48 h)	Pass	Pass	ASTM D1743
Last Non-Seizure Load (PB), N	800	800	ASTM D2596
Weld Point (PD), N	2450	2450	ASTM D2596
Wear Scar Diameter (WSD) (75 °C, 392 N, 60 min), mm	0.5	0.5	ASTM D2266

Viscosities, VI and pour point: base oil. Worked penetration: 60 strokes. NLGI grading: ASTM D217.

The above data correspond to latest technology, modifications reserved. This information is intended as a guide and does not necessarily represent a marketing specification. In individual cases tests have to be carried out by the consumer. Further data upon request.

Applications

Corrugator heated-roll bearings

High-temperature fan and induced-draft fan bearings

Metallurgical roller-table and walking-beam bearings

Motor bearings in hot environments (check speed)

Drying/baking equipment bearings (non-food-contact)

Glass and cement conveyor bearings

Use & storage

Select for actual bearing temperature, speed, load and grease supply. Confirm suitability before use. Follow equipment guidance on fill quantity and relubrication. Check compatibility and remove old grease before changing. This sheet does not establish suitability for food contact. Store in a cool, dry and clean place.

Health and safety

Based on available information, this product is not expected to produce adverse effects on health when used for the intended application and the recommendations provided in the Safety Data Sheet (SDS) are followed. The SDS is available upon request. Do not use this product for purposes other than the intended application. Take care to protect the environment when disposing of used product.