{"id":1462,"date":"2026-07-16T03:08:56","date_gmt":"2026-07-16T03:08:56","guid":{"rendered":"https:\/\/mcdamachinery.com\/?post_type=products&p=1462"},"modified":"2026-07-16T03:09:33","modified_gmt":"2026-07-16T03:09:33","slug":"mcda-sp500tm-crack-sealing-machine","status":"publish","type":"products","link":"https:\/\/mcdamachinery.com\/ur\/products\/mcda-sp500tm-crack-sealing-machine\/","title":{"rendered":"MCDA-SP500TM Crack Sealing Machine"},"content":{"rendered":"

\"\"<\/p>\n

\u062c\u0627\u0626\u0632\u06c1<\/strong>
\nThe MCDA-SP500TM is a new-generation fully hydraulic crack sealing machine independently developed by MCDA for professional asphalt pavement maintenance.
\nFeaturing self-propelled travel, diesel engine power, thermal oil indirect heating and hydraulic material delivery, the machine ensures stable temperature control and continuous crack sealing performance.
\nSuitable for:
\n\u2022 \u0634\u0627\u06c1\u0631\u0627\u06c1\u06cc\u06ba
\n\u2022 \u06c1\u0648\u0627\u0626\u06cc \u0627\u0688\u06d2
\n\u2022 Bridges
\n\u2022 Municipal Roads
\n\u2022 Industrial Parks
\nMain Features<\/strong>
\n\u2714 Fully Hydraulic Drive
\nNo chain transmission. Stable operation with lower maintenance requirements.
\n\u2714 Self-Propelled Travel System
\nForward and reverse travel with adjustable speed, improving mobility on construction sites.
\n\u2714 Diesel Engine Powered
\nReliable diesel engine provides stable hydraulic power and heating performance.
\n\u2714 Thermal Oil Indirect Heating
\nUniform heating prevents asphalt aging and burning.
\n\u2714 Intelligent Temperature Control
\nIndependent controllers monitor:<\/strong>
\n\u2022 Thermal oil temperature
\n\u2022 Sealant temperature
\n\u2022 Electric hose temperature
\nMaintaining stable operating conditions.<\/strong>
\n\u2714 Electrically Heated Hose
\nKeeps sealant flowing smoothly while reducing hose blockage.
\n\u2714 High-Efficiency Material Pump
\nHydraulic pump provides continuous sealant output with adjustable flow rate.
\n\u2714 Easy Operation
\nIntegrated control panel allows one operator to complete crack sealing efficiently.
\n\u2464 Technical Specifications<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u0622\u0626\u0679\u0645<\/th>\n\u062a\u0641\u0635\u06cc\u0644\u0627\u062a<\/th>\n<\/tr>\n<\/thead>\n
\u0645\u0627\u0688\u0644<\/td>\nMCDA-SP500TM<\/td>\n<\/tr>\n
\u0688\u0631\u0627\u0626\u06cc\u0648 \u0633\u0633\u0679\u0645<\/td>\nFully Hydraulic<\/td>\n<\/tr>\n
\u0633\u0641\u0631 \u06a9\u0627 \u0645\u0648\u0688<\/td>\nSelf-Propelled<\/td>\n<\/tr>\n
Power Source<\/td>\nDiesel Engine<\/td>\n<\/tr>\n
Heating System<\/td>\nThermal Oil Indirect Heating<\/td>\n<\/tr>\n
Heating Fuel<\/td>\nDiesel<\/td>\n<\/tr>\n
Hydraulic Oil<\/td>\nISO VG46 Anti-Wear Hydraulic Oil<\/td>\n<\/tr>\n
Thermal Oil<\/td>\nL-QC350 Heat Transfer Oil<\/td>\n<\/tr>\n
System Pressure<\/td>\n3\u20135 MPa<\/td>\n<\/tr>\n
\u062a\u06be\u0631\u0645\u0644 \u0622\u0626\u0644 \u06a9\u0627 \u062f\u0631\u062c\u06c1 \u062d\u0631\u0627\u0631\u062a<\/td>\n240\u2013260\u00b0C<\/td>\n<\/tr>\n
\u0633\u06cc\u0644\u06cc\u0646\u0679 \u06a9\u0627 \u062f\u0631\u062c\u06c1 \u062d\u0631\u0627\u0631\u062a<\/td>\n180\u2013195\u00b0C<\/td>\n<\/tr>\n
Electric Hose Temperature<\/td>\n180\u00b0C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u2465 Applications<\/strong>
\nSuitable for
\n\u2022 Highway crack sealing
\n\u2022 Airport runway maintenance
\n\u2022 Bridge deck maintenance
\n\u2022 \u0645\u06cc\u0648\u0646\u0633\u067e\u0644 \u0633\u0691\u06a9\u06cc\u06ba
\n\u2022 Industrial parks
\n\u2022 \u067e\u0627\u0631\u06a9\u0646\u06af \u0644\u0627\u0679\u0633
\n\u2466 Operation Guide<\/strong>
\nOperating Procedure<\/a>
\nStep 1
\nInspect hydraulic oil, diesel fuel, thermal oil and all hoses before starting.
\nStep 2
\nStart the diesel engine and switch on the control system.
\nStep 3
\nActivate the burner and electric hose heater until the sealant reaches the preset temperature.
\nStep 4
\nStart the agitator and air compressor to ensure smooth material flow.
\nStep 5
\nAdjust the flow rate according to crack width and begin sealing.
\nStep 6
\nAfter work, purge the hose with compressed air and return remaining sealant to the tank before shutting down.
\n\u2467 Maintenance<\/strong>
\nDaily Maintenance
\n\u2022 Clean residual sealant from the machine.
\n\u2022 Check for hydraulic or fuel leaks.
\n\u2022 Lubricate moving joints.
\n\u2022 Inspect the burner.
\nWeekly Maintenance
\n\u2022 Clean burner filter.
\n\u2022 Remove carbon deposits from ignition electrodes.
\n\u2022 Tighten hydraulic pump and motor bolts.
\nPeriodic Maintenance
\nEvery 200 Hours
\n\u2022 Replace hydraulic return filter.
\n\u2022 Inspect thermal oil level.
\n\u2022 Lubricate bearings and chains.
\nEvery 500 Hours
\n\u2022 Replace hydraulic oil.
\n\u2022 Clean hydraulic tank.
\n\u2468 Troubleshooting<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n
Problem<\/th>\nPossible Cause<\/th>\nSolution<\/th>\n<\/tr>\n<\/thead>\n
Machine will not move<\/td>\nLow hydraulic pressure<\/td>\nCheck hydraulic oil and pressure<\/td>\n<\/tr>\n
No sealant output<\/td>\nSealant temperature too low<\/td>\nIncrease heating temperature<\/td>\n<\/tr>\n
Hose blockage<\/td>\nMaterial cooled inside hose<\/td>\nHeat hose and purge<\/td>\n<\/tr>\n
Burner won’t ignite<\/td>\nFuel blockage<\/td>\nClean filter and fuel line<\/td>\n<\/tr>\n
Hydraulic oil leakage<\/td>\nDamaged hose<\/td>\nReplace hydraulic hose<\/td>\n<\/tr>\n
Engine hard to start<\/td>\nDirty air filter<\/td>\nClean or replace filter<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u2469 Safety Instructions<\/strong>
\nSafety Precautions
\n\u2022 Do not touch heated components during operation.
\n\u2022 Release hydraulic pressure before maintenance.
\n\u2022 Wear reflective clothing during road construction.
\n\u2022 Keep away from flammable materials.
\n\u2022 Never transport personnel on the machine.
\n\u2022 Operate only in well-ventilated areas.
\n\u246a Spare Parts<\/strong>
\nRecommended Spare Parts
\n\u2022 Hydraulic filter
\n\u2022 Diesel filter
\n\u2022 Hydraulic hose
\n\u2022 Heated hose
\n\u2022 Sealant nozzle
\n\u2022 Hydraulic oil seals
\n\u2022 Temperature sensor
\n\u2022 Drive belt
\n\u2022 Travel tires
\n\u246b Downloads<\/strong><\/span>
\nDownloads
\n\u2022 Product Brochure (PDF)<\/a>
\n\u2022 Operation Manual\u00a0<\/a>
\n\u2022 Hydraulic Circuit Diagram (PDF)<\/a>
\n\u2022 Electrical Wiring Diagram (PDF)<\/a>
\n\u2022 Spare Parts List (PDF)<\/a><\/p>","protected":false},"featured_media":1463,"template":"","product_category":[20,21],"class_list":["post-1462","products","type-products","status-publish","has-post-thumbnail","hentry","product_category-tractor-trailed-series","product_category-self-propelled-series"],"_links":{"self":[{"href":"https:\/\/mcdamachinery.com\/ur\/wp-json\/wp\/v2\/products\/1462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mcdamachinery.com\/ur\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/mcdamachinery.com\/ur\/wp-json\/wp\/v2\/types\/products"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mcdamachinery.com\/ur\/wp-json\/wp\/v2\/media\/1463"}],"wp:attachment":[{"href":"https:\/\/mcdamachinery.com\/ur\/wp-json\/wp\/v2\/media?parent=1462"}],"wp:term":[{"taxonomy":"product_category","embeddable":true,"href":"https:\/\/mcdamachinery.com\/ur\/wp-json\/wp\/v2\/product_category?post=1462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}