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Crushing in Winter: How to Keep Your Mobile Crusher Running Smoothly

Crushing in winter is tough. Freezing temperatures, snow, and ice can cause downtime and costly repairs. To keep your mobile crusher running smoothly, clear conveyors, hoppers, and screens from material, warm up fluids, use heaters, apply salt or anti-freeze to seals, and activate the release system before shutdown. These proven steps keep you crushing.

Winter Is Tough on Crushers—and Your Production

You’ve got deadlines to meet and projects to finish—even when temperatures drop below freezing. But crushing in winter isn’t easy. Short days, snow, ice, and bitter cold make operating a mobile crusher harder on you and your equipment.

If you don’t adapt your operation for winter, you risk costly downtime, missed production targets, and frustrated crews.

At RUBBLE MASTER, we know what it takes to keep crushing all year long. Many businesses no longer shut down for winter—they keep producing material for projects or stockpiling for spring. With the right winter maintenance plan, you can minimize hassle and maximize production.

 

Your Winter Crushing Plan

Follow these practical steps to keep your mobile crusher running at its best—even in harsh conditions.

 

1. Remove Material From Your Conveyors Before You Go Home

Wet, sticky material freezes overnight, causing start-up problems. Jammed belts, plugged chutes, and frozen screens can delay your day. Therefore, remove material from the conveyor and ensure your conveyor belts are free from debris. If the conveyor belts freeze to the sealing, you are forced to deice them with a heat cannon or similar tools. Also, ensure any fines that have built up under the crusher and may freeze to the conveyor belt are removed.

Extra Winter Hack: Apply salt or anti-freeze to the sealing and railing at the crusher outlet.

 

2. Empty the Hopper and Pre-Screen

Frozen obstructions in the hopper are tough to remove. Fines in the pre-screen can turn into solid ice blocks, causing extra wear inside the crusher.

Extra Winter Hack: use a blinding plate for your pre-screen to prevent ice build-up inside the bypass chute.

3. Warm Up Before Crushing

Starting with a cold engine risks damage. Let your machine idle so fluids reach operating temperature. Operating a crusher with a diesel-electric drive mitigates the need for heating up hydraulic fluids.


Tip: Use the right hydraulic oil for extreme conditions. RUBBLE MASTER offers special options for cold climates.
 

4. Use Engine Block and Hydraulic Tank Heaters

Heaters prevent fluid freezing and reduce idle time—saving fuel and money. Most major engine brands allow retrofitting.

 

5. Put Timber Beams Underneath the Undercarriage

If you want to move the crusher the next day, ensure it is on timber beams to isolate the steel tracks from the frozen ground. Steel tracks may freeze to the ground, immobilizing your crusher. This forces you to wait for warmer temperatures.

 

6. Block the Crusher Housing Open (Impact Crushers Only)

The lid of the impact crushing chamber may freeze to the sub-frame, making it difficult to open the crusher housing in the morning for routine checks. Wedge a piece of wood between the lid and the sub-frame so that the crusher housing doesn't close completely. This ensures you can easily open the crusher the next day.

Special Tips for RUBBLE MASTER operators: Before shutting down, activate the release system a few times to loosen any frozen debris around the crusher outlet. This reduces the risk of damage and makes your next start-up smoother.

 

Mobile Crushers Jaw and Impact Crushers
 
Capacity
Inlet opening
Engine
Weight (no options)
RM J110X Mobile Jaw Crusher RM J110X
Jaw Crusher
up to 450 tph up to 496 TPH
1,100 x 700 mm 44" x 28"
280kW 335 HP
52,000 kg 114,640 lbs
learn more
RM 120X Mobile Impactor RM 120X
Impact Crusher
up to 350 tph up to 385 TPH
1,160 x 820 mm 46" x 32"
39,000 kg 85,980 lbs
learn more
Rubble Master - RM 100X new RM 100X
Impact Crusher
up to 250 tph up to 275 TPH
960 x 700 mm 38" x 28"
31,000 kg 68,350 lbs
learn more
RM 100GO! Tracked Impact Crusher RM 100GO!
Impact Crusher
up to 250 tph up to 275 TPH
960 x 700 mm 38" x 28"
30,000 kg 66,140 lbs
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RM 90X
Impact Crusher
up to 200 tph up to 220 TPH
860 x 650 mm 34" x 25"
26,500 kg 58,420 lbs
learn more
RM 90GO! Compact Crusher RM 90GO!
Impact Crusher
up to 200 tph up to 220 TPH
860 x 650 mm 34" x 25"
25,600 kg 56,440 lbs
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RM 70GO! Compact Crusher RM 70GO! 2.0
Impact Crusher
up to 150 tph up to 165 TPH
760 x 600 mm 30" x 23"
19,500 kg 42,990 lbs
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RM V550GO! Hard Rock Crusher RM V550GO!
Impact Crusher
up to 200 tph up to 200 TPH
950 X 480 mm 3 x 1.5 ft
33,000 kg 75,000 lbs
learn more