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TOA

HTC Greyline™ 450 is a single-phase, planetary grinder with three grinding heads and a counter-rotating grinding wheel for a stabile grinding without lateral forces. It works equally well for concrete grinding and floor prep as it does for grinding/sanding of wooden floors. The machine separates for easy transport.

Need extra power?

The machine is also available with a more powerful motor (2,2 kW, 16 Amp). This version is called HTC Greyline™ 450 HD.

Name HTC GL 450  HTC GL 450  HTC GL 450 HD HTC GL 450 HTC GL 450
Article Number 113126 113127 113572 113155 113144
Length 705 mm 705 mm 705 mm 27.8 inch 27.8 inch
Width 490 mm  490 mm 490 mm 19.3 inch 19.3 inch
Height 1305 mm  1305 mm  1305 mm 51.4 inch 51.8 inch
Weight 95 kg  95 kg  95 kg 209 lbs 209 lbs
Motor output 1,5 kW  1,5 kW  2,2 kW 2 HP 2 HP
Power consumption 8,31 A  17,58 A  12,6 Amp 17,58 A 8,31 A
Voltage 1 x 230 V 1 x 110 V  1 x 230 V 1 x 110 V 1 x 230 V
Frequency 50 Hz  50 Hz  50 Hz 60 Hz 50 Hz
Grinding pressure 94,7 kg  63 kg  63 kg 139 lbs 139 lbs
Revolution speed  480 r.p.m 480 r.p.m 750 r.p.m 576 r.p.m 576 r.p.m
Grinding discs  3 x 180 mm  3 x 180 mm  3 x 180 mm 3 x 7.1 inch 3 x 7.1 inch
Grinding head weight 68 kg  68 kg 68 kg 150 lbs 150 lbs
Grinding width  450 mm  450 mm  450 mm 17.7 inch 17.7 inch
Grinding motors  1  1  1 1 1
Recommended Dust 
Extraction Systems
 
HTC GL 25 D
HTC GL 35 D 
HTC GL 25 D
HTC GL 35 D
HTC GL 25 D
HTC GL 35 D
HTC GL 25 D HTC GL 25 D

Benefits

 
Easy Grinding

HTC Greyline™ literally means easy grinding. Select and attach your tools, plug the machine to the wall & start grinding.

Easy tool choice

Three standard tools in different grit sizes for removal of coatings and leveling of concrete are all the tools needed, it can’t be easier.

Separates for easy transport

All floor grinders in the HTC Greyline™ series separates for easy transport.

Floating Cover HTC Greyline™

All grinders in the HTC Greyline™ series come with a floating cover. The floating cover simplifies handling of the machine and creates a better dust absorption. No need for a separate splash guard.

Robust chassis

The robust and sturdy chassis makes the machines perfectly balanced which is important when grinding but also simplifies machine handling for tools change etc.

Adjustable chassis and handle

The floor grinder’s chassis and handle can easily be adjusted to fit your preferred working position. HTC recognize the value of good ergonomics.

EZchange™

The HTC developed tool change system is quick, simple and safe. One tooling system for all HTC’s grinding machines. Read more

Good working environment

HTC’s machines are perfectly balanced during grinding with vibration levels much lower than the threshold values. Sound levels are very low and grinding is more or less dust free.

HTC Greyline™ 550 is a strong three-phase grinder that is perfect for larger areas. It has three grinding heads and a counter-rotating grinding wheel. It is comparable with HTC Greyline™ 450, but the weight and the more powerful engine makes the grinder more efficient. The machine separates for easy transport.

Name HTC GL 550  HTC GL 550  HTC GL 550
Article Number 113131 113128  113130
Length 790 mm 790 mm 31.1 inch
Width 570 mm  570 mm 22.4 inch
Height 1310 mm  1310 mm  51.6 inc
Weight 131 kg  131 kg  289 lbs
Motor output 4 kW  4 kW  6.2 HP
Power consumption 14,37 A  8,26 A  8,26 A
Voltage 3 x 230 V 3 x 400 V  3 x 460 V
Frequency 50 Hz  50/60 Hz  60 Hz
Grinding pressure 94,7 kg  94,7 kg  209 lbs
Revolution speed  715 r.p.m 715 r.p.m  858 r.p.m
Grinding discs  3 x 230 mm  3 x 230 mm  3 x 9.1 inch
Grinding head weight 102 kg  102 kg  225 lbs
Grinding width  530 mm  530 mm  20.9 inch
Grinding motors  1  1  1
Recommended Dust 
Extraction Systems
 
HTC GL 40 D  HTC GL 40 D HTC GL 40 D

Benefits

 
 
Easy Grinding
HTC Greyline™ literally means easy grinding. Select and attach your tools, plug the machine to the wall & start grinding. 
 
Easy tool choice
Three standard tools in different grit sizes for removal of coatings and leveling of concrete are all the tools needed, it can’t be easier. 
 
Separates for easy transport
All floor grinders in the HTC Greyline™ series separates for easy transport. 
   
Floating Cover HTC Greyline™

All grinders in the HTC Greyline™ series come with a floating cover. The floating cover simplifies handling of the machine and creates a better dust absorption. No need for a separate splash guard.

 
Robust chassis
The robust and sturdy chassis makes the machines perfectly balanced which is important when grinding but also simplifies machine handling for tools change etc. 
   
Adjustable chassis and handle

The floor grinder’s chassis and handle can easily be adjusted to fit your preferred working position. HTC recognize the value of good ergonomics.

 
EZchange™
The HTC developed tool change system is quick, simple and safe. One tooling system for all HTC’s grinding machines. Read more 
 
Good working environment
HTC’s machines are perfectly balanced during grinding with vibration levels much lower than the threshold values. Sound levels are very low and grinding is more or less dust free. 

HTC 500 is an excellent choice if you are looking for an effective concrete polisher with a very high capacity for its size but it is also a powerful multi machine.

The HTC 500 is a three-phase frequency controlled machine with infinitely variable speed, providing increased capacity. The motor is extra tolerant to voltage drop which allows it to run more smoothly.

  • HTC Superfloor™ - Approved Equipment
  • The machine can be used for coarse grinding, preparation, grinding, and maintenance as well as HTC Superfloor™
  • A powerful multi machine
  • Ergonomically designed
  • High capacity for its size
  • Equipped with three extra weights for varied grinding pressure
  • Very popular concrete polisher among tool hire firms
Name HTC 500  HTC 500 
Article Number 111228 111298 
Length 973 mm 38.3 inch
Width 555 mm  21.9 inch
Height 1102 mm  43.4 inch 
Weight 147 kg  324 lbs 
Motor output 4 kW  4 kW 
Power consumption 16 Amp  16 Amp 
Voltage 3 x 400 V  1 x 230 V 
Frequency 50 Hz  60 Hz 
Grinding pressure 100 - 130 kg  220 - 287 lbs 
Revolution speed  300 - 1300 r.p.m  300 - 1300 r.p.m 
Grinding discs  3 x 230 mm  3 x 9.1 inch 
Grinding width  500 mm  19.7 inch 
Grinding motors  1  1 
Water tank 17 L  4.5 gallons 
Recommended Dust 
Extraction Systems
 
HTC GL 35 D
HTC GL 40 D 
HTC GL 35 D
HTC GL 40 D 

Features

 

Outstanding quality

HTC’s high quality means that HTC as the only company in the industry can offer a 2 year warranty on the complete machine range. Download data sheet

Flexible Grinding Cover

Together with the dust extractor it prevents dust to spread in the premises. Since HTC’s grinding covers are flexible you can grind much closer to corners and edges.

EZchange™

The HTC developed tool change system is quick, simple and safe. One tooling system for all HTC’s grinding machines. Read more