[{"data":1,"prerenderedAt":1282},["ShallowReactive",2],{"blog-static":3},[4,428,827],{"id":5,"title":6,"author":7,"body":8,"category":411,"description":412,"draft":413,"extension":414,"featured":413,"image":415,"meta":416,"navigation":417,"path":418,"publishedAt":419,"seo":420,"stem":421,"tags":422,"__hash__":427},"blog\u002Fblog\u002Fheat-resistant-castors-for-ovens.md","Heat-Resistant Castor Wheels for Ovens","CastorTrade",{"type":9,"value":10,"toc":400},"minimark",[11,15,27,32,114,117,121,124,129,145,150,164,169,183,187,190,210,221,225,228,231,292,295,299,302,335,338,341,361,373,377],[12,13,14],"p",{},"Standard polyurethane castor wheels begin to soften at around 60°C and lose most of their load capacity above 80°C. In a curing oven or autoclave environment, that's a service failure within hours — the wheel deforms, the cart drops, and you're shutting down the line to recover the load.",[12,16,17,18,22,23,26],{},"This guide covers the two materials designed for high-temperature castor applications: ",[19,20,21],"strong",{},"phenolic resin"," and ",[19,24,25],{},"hi-temp nylon",".",[28,29,31],"h2",{"id":30},"temperature-ratings","Temperature Ratings",[33,34,35,51],"table",{},[36,37,38],"thead",{},[39,40,41,45,48],"tr",{},[42,43,44],"th",{},"Material",[42,46,47],{},"Continuous rating",[42,49,50],{},"Short-cycle peak",[52,53,54,66,76,86,97],"tbody",{},[39,55,56,60,63],{},[57,58,59],"td",{},"Standard PU",[57,61,62],{},"60°C",[57,64,65],{},"80°C",[39,67,68,71,73],{},[57,69,70],{},"High-temp PU",[57,72,65],{},[57,74,75],{},"100°C",[39,77,78,81,83],{},[57,79,80],{},"MC Nylon",[57,82,75],{},[57,84,85],{},"120°C",[39,87,88,91,94],{},[57,89,90],{},"Hi-temp nylon (PA46 \u002F PPS)",[57,92,93],{},"180°C",[57,95,96],{},"220°C",[39,98,99,104,109],{},[57,100,101],{},[19,102,103],{},"Phenolic resin",[57,105,106],{},[19,107,108],{},"230°C",[57,110,111],{},[19,112,113],{},"280°C",[12,115,116],{},"For most oven applications in Malaysian electronics and rubber manufacturing — curing temperatures between 120°C and 230°C — phenolic is the standard answer.",[28,118,120],{"id":119},"phenolic-resin-wheels","Phenolic Resin Wheels",[12,122,123],{},"Phenolic (also called bakelite in older specifications) is a thermosetting composite: resin-impregnated fabric or paper layers, compression-moulded under heat. Once cured, it's dimensionally stable up to 230–280°C continuously.",[12,125,126],{},[19,127,128],{},"Properties:",[130,131,132,136,139,142],"ul",{},[133,134,135],"li",{},"Very hard (similar to hardened nylon at room temperature)",[133,137,138],{},"Low rolling resistance when hot",[133,140,141],{},"Resistant to most industrial solvents and cleaning agents",[133,143,144],{},"Will not melt or deform — it chars rather than softening",[12,146,147],{},[19,148,149],{},"Limitations:",[130,151,152,155,158,161],{},[133,153,154],{},"Hard — will damage soft floor surfaces (polished concrete, epoxy) if used outside the oven",[133,156,157],{},"Brittle compared to PU — don't drop loaded carts off kerbs",[133,159,160],{},"Noisy on hard floors (similar to MC Nylon)",[133,162,163],{},"Not suitable for wet environments — phenolic absorbs moisture over time",[12,165,166],{},[19,167,168],{},"Typical applications in Malaysia:",[130,170,171,174,177,180],{},[133,172,173],{},"PCB curing ovens in electronics factories",[133,175,176],{},"Rubber vulcanisation carts",[133,178,179],{},"Powder coating line trolleys (pre-cure and post-cure zones)",[133,181,182],{},"Autoclave carts in aerospace and composites manufacturing",[28,184,186],{"id":185},"hi-temp-nylon-pa46-pps-peek","Hi-Temp Nylon (PA46, PPS, PEEK)",[12,188,189],{},"For applications between 150°C and 220°C where the hard surface of phenolic is undesirable, high-performance engineering polymers offer an alternative:",[130,191,192,198,204],{},[133,193,194,197],{},[19,195,196],{},"PA46 (Stanyl)"," — rated to 180°C continuous, better toughness than phenolic",[133,199,200,203],{},[19,201,202],{},"PPS (Polyphenylene Sulphide)"," — rated to 220°C, excellent chemical resistance",[133,205,206,209],{},[19,207,208],{},"PEEK"," — rated above 250°C, typically specified only for aerospace\u002Fpharmaceutical where cost is secondary",[12,211,212,213,216,217,220],{},"In practice, CastorTrade stocks ",[19,214,215],{},"hi-temp nylon (PA46 \u002F PA66-GF)"," wheels rated to 180°C for the 120–180°C range, and ",[19,218,219],{},"phenolic"," for 180–280°C. The gap between these two materials covers the vast majority of Malaysian factory oven applications.",[28,222,224],{"id":223},"what-about-the-bracket","What About the Bracket?",[12,226,227],{},"The wheel material is only half the equation. A phenolic wheel on a standard zinc-plated bracket will fail above 150°C — the zinc coating oxidises and the grease in the bearing breaks down.",[12,229,230],{},"For high-temperature applications, specify:",[33,232,233,246],{},[36,234,235],{},[39,236,237,240,243],{},[42,238,239],{},"Component",[42,241,242],{},"Standard",[42,244,245],{},"High-temp spec",[52,247,248,259,270,281],{},[39,249,250,253,256],{},[57,251,252],{},"Bracket",[57,254,255],{},"Zinc-plated",[57,257,258],{},"Electroless nickel or bare steel",[39,260,261,264,267],{},[57,262,263],{},"Bearing",[57,265,266],{},"Standard grease",[57,268,269],{},"High-temp grease (NLGI 2, >200°C rated)",[39,271,272,275,278],{},[57,273,274],{},"Bearing material",[57,276,277],{},"Standard steel",[57,279,280],{},"Stainless steel or ceramic",[39,282,283,286,289],{},[57,284,285],{},"Swivel ring",[57,287,288],{},"Standard race",[57,290,291],{},"High-temp race with HT grease",[12,293,294],{},"CastorTrade's heat-resistant castor assemblies are pre-configured with matched brackets and bearings for the intended temperature range — no mix-and-match risk.",[28,296,298],{"id":297},"specifying-for-your-application","Specifying for Your Application",[12,300,301],{},"Answer these questions before ordering:",[303,304,305,311,317,323,329],"ol",{},[133,306,307,310],{},[19,308,309],{},"Maximum oven temperature"," — continuous operating temperature, not just the setpoint",[133,312,313,316],{},[19,314,315],{},"Dwell time inside oven"," — a 10-minute cycle at 200°C stresses bearings differently from a 4-hour soak",[133,318,319,322],{},[19,320,321],{},"Load per castor"," — heat reduces the load rating of most materials; apply a 1.5× safety factor as a minimum",[133,324,325,328],{},[19,326,327],{},"Floor outside the oven"," — if the cart rolls on epoxy before entering, you need a material that won't damage the floor at ambient temperature",[133,330,331,334],{},[19,332,333],{},"Chemical exposure"," — oven cleaning agents, release sprays, and flux fumes can attack some materials",[336,337],"hr",{},[12,339,340],{},"Our standard stock for oven applications:",[130,342,343,349,355],{},[133,344,345,348],{},[19,346,347],{},"Phenolic 100mm, 125mm"," — rated 200 kg\u002Fwheel at 230°C",[133,350,351,354],{},[19,352,353],{},"Phenolic 150mm"," — rated 300 kg\u002Fwheel at 230°C",[133,356,357,360],{},[19,358,359],{},"Hi-temp nylon 100mm, 125mm"," — rated 150 kg\u002Fwheel at 180°C, better floor impact than phenolic at room temperature",[12,362,363],{},[364,365,366,367,372],"em",{},"Need a non-standard size or load rating? ",[368,369,371],"a",{"href":370},"\u002Fcontact","Contact us"," with your specification — we can source from our Taiwan and European principals within 5–10 working days.",[28,374,376],{"id":375},"browse-heat-resistant-related-products","Browse Heat Resistant & Related Products",[130,378,379,386,393],{},[133,380,381,385],{},[368,382,384],{"href":383},"\u002Fproducts\u002Fheat-resistant","Heat Resistant Castors — Phenolic & Hi-Temp Nylon"," — stock sizes 100mm, 125mm, 150mm rated to 230°C",[133,387,388,392],{},[368,389,391],{"href":390},"\u002Fproducts\u002Fheavy-duty","Heavy Duty Castors"," — for high-load applications outside the oven where MC Nylon is preferred",[133,394,395,399],{},[368,396,398],{"href":397},"\u002Fproducts\u002Fmedium-duty","Medium Duty Castors"," — for ambient-temperature cart sections with PU tread",{"title":401,"searchDepth":402,"depth":403,"links":404},"",2,3,[405,406,407,408,409,410],{"id":30,"depth":402,"text":31},{"id":119,"depth":402,"text":120},{"id":185,"depth":402,"text":186},{"id":223,"depth":402,"text":224},{"id":297,"depth":402,"text":298},{"id":375,"depth":402,"text":376},"Application Guide","If your castors need to enter a curing oven, autoclave, or high-temperature wash, standard PU wheels will fail. Here's how to specify correctly.",false,"md","\u002Fimages\u002Fblog\u002Fheat-resistant-castors-for-ovens.png",{},true,"\u002Fblog\u002Fheat-resistant-castors-for-ovens","2025-03-21",{"title":6,"description":412},"blog\u002Fheat-resistant-castors-for-ovens",[423,219,424,425,426],"heat resistant","oven","high temperature","specification","gTkrc03bfK7y_vqS65hPskH7_hba8PbYXzfafmtBflA",{"id":429,"title":430,"author":7,"body":431,"category":813,"description":814,"draft":413,"extension":414,"featured":413,"image":815,"meta":816,"navigation":417,"path":817,"publishedAt":818,"seo":819,"stem":820,"tags":821,"__hash__":826},"blog\u002Fblog\u002Fpu-vs-mc-nylon-castors.md","PU vs MC Nylon Castor Wheels: Which Should You Specify?",{"type":9,"value":432,"toc":803},[433,442,446,449,463,466,470,477,491,494,498,612,616,619,651,655,658,690,694,701,704,708,769,771,779,783],[12,434,435,436,22,439,441],{},"If you're specifying a heavy-duty castor for a Malaysian factory environment — load ratings above 200 kg, daily use, industrial floors — you'll almost always be choosing between ",[19,437,438],{},"Polyurethane (PU)",[19,440,80],{},". Both are excellent materials, but they're optimised for different conditions.",[28,443,445],{"id":444},"what-is-mc-nylon","What Is MC Nylon?",[12,447,448],{},"Monomer Cast Nylon is a type 6 polyamide produced by casting liquid caprolactam directly into a mould. The result is a dense, semi-crystalline thermoplastic with excellent mechanical properties:",[130,450,451,454,457,460],{},[133,452,453],{},"Tensile strength: 70–85 MPa",[133,455,456],{},"Impact resistance: good, even at low temperatures",[133,458,459],{},"Chemical resistance: resists oils, greases, fuels, and most industrial solvents",[133,461,462],{},"Operating temperature: −40°C to +100°C continuous",[12,464,465],{},"MC Nylon has been the default heavy-industrial wheel material in Southeast Asian manufacturing for decades — you'll find it in automotive plants, heavy fabrication shops, and engineering workshops.",[28,467,469],{"id":468},"what-is-polyurethane-pu","What Is Polyurethane (PU)?",[12,471,472,473,476],{},"Polyurethane tread is moulded or cast around a steel, nylon, or cast-iron hub. The tread hardness varies by formulation — typically ",[19,474,475],{},"Shore A 80–95"," for industrial castors. This gives PU a unique combination of:",[130,478,479,482,485,488],{},[133,480,481],{},"High load capacity with good impact absorption",[133,483,484],{},"Low noise (significantly quieter than nylon on hard floors)",[133,486,487],{},"Non-marking on finished surfaces",[133,489,490],{},"Available in ESD-safe (conductive) formulations",[12,492,493],{},"PU has increasingly displaced MC Nylon in semiconductor fabs, electronics manufacturing, and food factories — anywhere floor protection, noise, or static control matters.",[28,495,497],{"id":496},"side-by-side-comparison","Side-by-Side Comparison",[33,499,500,511],{},[36,501,502],{},[39,503,504,507,509],{},[42,505,506],{},"Property",[42,508,80],{},[42,510,438],{},[52,512,513,524,535,546,557,568,579,590,601],{},[39,514,515,518,521],{},[57,516,517],{},"Load capacity",[57,519,520],{},"Very high (up to 1000+ kg)",[57,522,523],{},"High (up to 600 kg typical)",[39,525,526,529,532],{},[57,527,528],{},"Hardness",[57,530,531],{},"Hard (rigid)",[57,533,534],{},"Semi-elastic (80–95 Shore A)",[39,536,537,540,543],{},[57,538,539],{},"Floor impact (hard floors)",[57,541,542],{},"Can chip\u002Fmark",[57,544,545],{},"Non-marking",[39,547,548,551,554],{},[57,549,550],{},"Noise level",[57,552,553],{},"High (loud on concrete)",[57,555,556],{},"Low–medium",[39,558,559,562,565],{},[57,560,561],{},"Chemical resistance",[57,563,564],{},"Excellent",[57,566,567],{},"Good (avoid strong acids\u002Fbases)",[39,569,570,573,576],{},[57,571,572],{},"Temperature resistance",[57,574,575],{},"Up to 100°C",[57,577,578],{},"Up to 60°C",[39,580,581,584,587],{},[57,582,583],{},"ESD-safe available",[57,585,586],{},"No",[57,588,589],{},"Yes",[39,591,592,595,598],{},[57,593,594],{},"Cost",[57,596,597],{},"Lower",[57,599,600],{},"Higher",[39,602,603,606,609],{},[57,604,605],{},"Typical application",[57,607,608],{},"Heavy machinery, fabrication",[57,610,611],{},"Production carts, clean environments",[28,613,615],{"id":614},"when-to-choose-mc-nylon","When to Choose MC Nylon",[12,617,618],{},"Choose MC Nylon when:",[130,620,621,627,633,639,645],{},[133,622,623,626],{},[19,624,625],{},"Load exceeds 500 kg per castor"," — nylon handles very high point loads without deforming",[133,628,629,632],{},[19,630,631],{},"The floor surface is rough concrete or steel"," — marks and surface hardness don't matter",[133,634,635,638],{},[19,636,637],{},"Chemical or solvent exposure is likely"," — nylon resists cutting oils, hydraulic fluid, and most solvents better than PU",[133,640,641,644],{},[19,642,643],{},"Temperature exceeds 60°C"," — PU softens and loses load capacity above this threshold",[133,646,647,650],{},[19,648,649],{},"Budget is the primary constraint"," — MC Nylon castors typically cost 30–50% less than equivalent PU",[28,652,654],{"id":653},"when-to-choose-pu","When to Choose PU",[12,656,657],{},"Choose PU when:",[130,659,660,666,672,678,684],{},[133,661,662,665],{},[19,663,664],{},"Floor protection matters"," — epoxy, vinyl, resin, and polished concrete all show damage from hard nylon wheels over time",[133,667,668,671],{},[19,669,670],{},"Noise is a concern"," — PU is 15–25 dB quieter than nylon on hard floors, which matters in assembly areas and enclosed buildings",[133,673,674,677],{},[19,675,676],{},"ESD control is required"," — cleanroom-grade conductive PU formulations are available; MC Nylon is not ESD-safe",[133,679,680,683],{},[19,681,682],{},"The environment is food-grade"," — FDA-compliant white PU formulations exist; stainless steel brackets complete the hygienic castor assembly",[133,685,686,689],{},[19,687,688],{},"Load is below 400 kg"," — in this range, PU provides better floor-to-load performance than nylon",[28,691,693],{"id":692},"what-about-hybrid-assemblies","What About Hybrid Assemblies?",[12,695,696,697,700],{},"A common specification in heavy-load, floor-sensitive environments is a ",[19,698,699],{},"MC Nylon hub with PU tread",". The nylon core handles the structural load; the PU tread provides the floor contact properties. This is the construction used in most \"high-capacity PU\" castors above 300 kg.",[12,702,703],{},"If your supplier offers a \"PU castor\" for loads above 400 kg, ask whether it uses a steel centre or nylon core — the core material significantly affects durability.",[28,705,707],{"id":706},"summary","Summary",[33,709,710,720],{},[36,711,712],{},[39,713,714,717],{},[42,715,716],{},"Scenario",[42,718,719],{},"Choose",[52,721,722,729,737,745,753,761],{},[39,723,724,727],{},[57,725,726],{},"Heavy load on rough floor, budget-sensitive",[57,728,80],{},[39,730,731,734],{},[57,732,733],{},"Heavy load on finished floor",[57,735,736],{},"PU or PU\u002FNylon hybrid",[39,738,739,742],{},[57,740,741],{},"ESD-safe requirement",[57,743,744],{},"PU (conductive)",[39,746,747,750],{},[57,748,749],{},"Food-grade \u002F wash-down",[57,751,752],{},"PU (FDA-compliant)",[39,754,755,758],{},[57,756,757],{},"High temperature (>60°C)",[57,759,760],{},"MC Nylon or Phenolic",[39,762,763,766],{},[57,764,765],{},"Low noise production area",[57,767,768],{},"PU",[336,770],{},[12,772,773],{},[364,774,775,776],{},"Not sure which material fits your specific load and environment? Send us the details and we'll recommend the right product from our stock. ",[368,777,778],{"href":370},"Get in touch →",[28,780,782],{"id":781},"shop-by-material","Shop by Material",[130,784,785,791,797],{},[133,786,787,790],{},[368,788,789],{"href":390},"Heavy Duty Castors — MC Nylon & PU"," — 250–1000 kg load ratings, double ball bearing",[133,792,793,796],{},[368,794,795],{"href":397},"Medium Duty Castors — PU & Nylon"," — 100–250 kg, swivel, rigid, and brake variants",[133,798,799,802],{},[368,800,801],{"href":383},"Heat Resistant Castors — Phenolic"," — for environments above 60°C where PU fails",{"title":401,"searchDepth":402,"depth":403,"links":804},[805,806,807,808,809,810,811,812],{"id":444,"depth":402,"text":445},{"id":468,"depth":402,"text":469},{"id":496,"depth":402,"text":497},{"id":614,"depth":402,"text":615},{"id":653,"depth":402,"text":654},{"id":692,"depth":402,"text":693},{"id":706,"depth":402,"text":707},{"id":781,"depth":402,"text":782},"Specification Guide","Polyurethane and MC Nylon are the two most common heavy-duty castor materials in Malaysian factories. Here's how to choose between them.","\u002Fimages\u002Fblog\u002Fpu-vs-mc-nylon-castors.png",{},"\u002Fblog\u002Fpu-vs-mc-nylon-castors","2025-02-08",{"title":430,"description":814},"blog\u002Fpu-vs-mc-nylon-castors",[822,823,824,825],"polyurethane","MC nylon","wheel material","heavy duty","NYCJtLp3EORp1bSRbJ00KR2uyEG4qbYx0nbluIcadyI",{"id":828,"title":829,"author":7,"body":830,"category":813,"description":1271,"draft":413,"extension":414,"featured":417,"image":1272,"meta":1273,"navigation":417,"path":1274,"publishedAt":1275,"seo":1276,"stem":1277,"tags":1278,"__hash__":1281},"blog\u002Fblog\u002Fhow-to-choose-castor-wheel.md","How to Choose the Right Castor Wheel for Your Application",{"type":9,"value":831,"toc":1263},[832,835,838,842,849,856,916,919,923,1020,1026,1030,1033,1059,1062,1066,1158,1161,1165,1168,1211,1214,1216,1225,1229],[12,833,834],{},"Choosing the wrong castor is expensive. A wheel rated below the actual load fails prematurely. The wrong material marks or damages a finished floor. A plain-bore bearing on a high-cycle cart wears out in weeks.",[12,836,837],{},"This guide covers the four decisions every specification engineer needs to make.",[28,839,841],{"id":840},"_1-load-rating-always-over-specify","1. Load Rating — Always Over-specify",[12,843,844,845,848],{},"Start with the total load of the cart or equipment, then divide by the number of castors. The result is the ",[19,846,847],{},"load per wheel"," — but don't buy to that number.",[12,850,851,852,855],{},"Apply a ",[19,853,854],{},"safety factor of 1.5–2×",":",[33,857,858,874],{},[36,859,860],{},[39,861,862,865,868,871],{},[42,863,864],{},"Total equipment weight",[42,866,867],{},"Castors",[42,869,870],{},"Load\u002Fcastor",[42,872,873],{},"Recommended rating",[52,875,876,890,903],{},[39,877,878,881,884,887],{},[57,879,880],{},"400 kg",[57,882,883],{},"4",[57,885,886],{},"100 kg",[57,888,889],{},"150–200 kg",[39,891,892,895,897,900],{},[57,893,894],{},"1200 kg",[57,896,883],{},[57,898,899],{},"300 kg",[57,901,902],{},"450–600 kg",[39,904,905,908,910,913],{},[57,906,907],{},"2000 kg",[57,909,883],{},[57,911,912],{},"500 kg",[57,914,915],{},"750–1000 kg",[12,917,918],{},"Dynamic loads from floor impacts, ramps, and abrupt stops can easily double the static load. The safety factor absorbs that without fatigue failure.",[28,920,922],{"id":921},"_2-wheel-material-match-the-environment","2. Wheel Material — Match the Environment",[33,924,925,940],{},[36,926,927],{},[39,928,929,931,934,937],{},[42,930,44],{},[42,932,933],{},"Load range",[42,935,936],{},"Best for",[42,938,939],{},"Avoid when",[52,941,942,958,973,988,1004],{},[39,943,944,949,952,955],{},[57,945,946],{},[19,947,948],{},"Polypropylene (PP)",[57,950,951],{},"50–150 kg",[57,953,954],{},"Dry indoor, low cost",[57,956,957],{},"Wet areas, heavy loads",[39,959,960,964,967,970],{},[57,961,962],{},[19,963,438],{},[57,965,966],{},"100–500 kg",[57,968,969],{},"Most industrial floors",[57,971,972],{},"High-temp (>60°C)",[39,974,975,979,982,985],{},[57,976,977],{},[19,978,80],{},[57,980,981],{},"200–1000 kg",[57,983,984],{},"Heavy loads, oil\u002Fsolvent contact",[57,986,987],{},"Sensitive floors (marks)",[39,989,990,995,998,1001],{},[57,991,992],{},[19,993,994],{},"Phenolic",[57,996,997],{},"100–300 kg",[57,999,1000],{},"Ovens, hot environments (up to 230°C)",[57,1002,1003],{},"Smooth floors (hard, noisy)",[39,1005,1006,1011,1014,1017],{},[57,1007,1008],{},[19,1009,1010],{},"Rubber \u002F TPR",[57,1012,1013],{},"50–200 kg",[57,1015,1016],{},"Noise-sensitive or delicate floors",[57,1018,1019],{},"Solvents, oil contamination",[12,1021,1022,1025],{},[19,1023,1024],{},"PU is the default choice"," for most Malaysian factory and warehouse environments — it handles concrete and epoxy floors well, doesn't mark, and is available in ESD-safe formulations for cleanrooms.",[28,1027,1029],{"id":1028},"_3-bearing-type-match-the-duty-cycle","3. Bearing Type — Match the Duty Cycle",[12,1031,1032],{},"The bearing determines how long the castor lasts under repetitive use:",[130,1034,1035,1041,1047,1053],{},[133,1036,1037,1040],{},[19,1038,1039],{},"Plain bore"," — cheapest, suitable for occasional movement only (furniture, light shelf carts)",[133,1042,1043,1046],{},[19,1044,1045],{},"Single ball bearing"," — good for moderate-use carts, common in retail and light manufacturing",[133,1048,1049,1052],{},[19,1050,1051],{},"Double ball bearing"," — the industrial standard. Handles high cycle count, uneven floors, and side loads. Recommended for production line and warehouse carts",[133,1054,1055,1058],{},[19,1056,1057],{},"Roller bearing"," — for very heavy loads (>500 kg) with directional movement (pallet trucks, heavy jigs)",[12,1060,1061],{},"If a cart is moved more than 20–30 times a day, specify double ball bearing as a minimum.",[28,1063,1065],{"id":1064},"_4-floor-surface-often-overlooked","4. Floor Surface — Often Overlooked",[33,1067,1068,1084],{},[36,1069,1070],{},[39,1071,1072,1075,1078,1081],{},[42,1073,1074],{},"Floor type",[42,1076,1077],{},"Hardness concern",[42,1079,1080],{},"Marking concern",[42,1082,1083],{},"Recommended tread",[52,1085,1086,1100,1112,1124,1136,1147],{},[39,1087,1088,1091,1094,1097],{},[57,1089,1090],{},"Polished concrete",[57,1092,1093],{},"Low",[57,1095,1096],{},"High",[57,1098,1099],{},"PU or TPR",[39,1101,1102,1105,1108,1110],{},[57,1103,1104],{},"Epoxy-coated",[57,1106,1107],{},"Medium",[57,1109,1096],{},[57,1111,768],{},[39,1113,1114,1117,1119,1121],{},[57,1115,1116],{},"Vinyl \u002F PVC tile",[57,1118,1096],{},[57,1120,1096],{},[57,1122,1123],{},"Soft PU or TPR",[39,1125,1126,1129,1131,1133],{},[57,1127,1128],{},"Raw concrete",[57,1130,1093],{},[57,1132,1093],{},[57,1134,1135],{},"PU or MC Nylon",[39,1137,1138,1141,1143,1145],{},[57,1139,1140],{},"Steel (dock plates)",[57,1142,1093],{},[57,1144,1093],{},[57,1146,1135],{},[39,1148,1149,1152,1154,1156],{},[57,1150,1151],{},"Resin\u002Fseamless",[57,1153,1107],{},[57,1155,1107],{},[57,1157,768],{},[12,1159,1160],{},"A hard phenolic wheel on a vinyl tile floor will crack the tile. A soft PU wheel on a rough concrete floor degrades faster than MC Nylon but won't damage the surface.",[28,1162,1164],{"id":1163},"quick-specification-checklist","Quick Specification Checklist",[12,1166,1167],{},"Before calling a supplier, have these answers ready:",[303,1169,1170,1176,1182,1187,1193,1199,1205],{},[133,1171,1172,1175],{},[19,1173,1174],{},"Total cart weight"," (loaded) in kg",[133,1177,1178,1181],{},[19,1179,1180],{},"Number of castors"," (usually 4, sometimes 5 with a central castor)",[133,1183,1184,1186],{},[19,1185,1074],{}," at origin, destination, and any ramps in between",[133,1188,1189,1192],{},[19,1190,1191],{},"Temperature"," of the operating environment",[133,1194,1195,1198],{},[19,1196,1197],{},"Any chemical exposure"," (oils, solvents, acids, cleaning agents)",[133,1200,1201,1204],{},[19,1202,1203],{},"Cycle frequency"," (moves per shift)",[133,1206,1207,1210],{},[19,1208,1209],{},"Any special requirements"," — ESD, food-grade, stainless steel, low noise",[12,1212,1213],{},"The more of these you can answer, the faster your supplier can specify the right product.",[336,1215],{},[12,1217,1218],{},[364,1219,1220,1221,1224],{},"Need a recommendation for your specific application? ",[368,1222,1223],{"href":370},"Contact our technical team"," — we typically reply by the next working day.",[28,1226,1228],{"id":1227},"browse-by-load-rating","Browse by Load Rating",[130,1230,1231,1238,1244,1250,1256],{},[133,1232,1233,1237],{},[368,1234,1236],{"href":1235},"\u002Fproducts\u002Flight-duty","Light Duty Castors (50–100 kg)"," — PP and PU wheels for furniture, display stands, and light trolleys",[133,1239,1240,1243],{},[368,1241,1242],{"href":397},"Medium Duty Castors (100–250 kg)"," — PU and nylon for production line carts and equipment trolleys",[133,1245,1246,1249],{},[368,1247,1248],{"href":390},"Heavy Duty Castors (250–1000 kg)"," — MC Nylon, PU, and rubber for heavy machinery and industrial platforms",[133,1251,1252,1255],{},[368,1253,1254],{"href":383},"Heat Resistant Castors (up to 230°C)"," — Phenolic and hi-temp nylon for ovens and autoclaves",[133,1257,1258,1262],{},[368,1259,1261],{"href":1260},"\u002Fproducts\u002Flevelling-castors","Levelling Castors & Adjusters"," — Lock equipment in place or roll it",{"title":401,"searchDepth":402,"depth":403,"links":1264},[1265,1266,1267,1268,1269,1270],{"id":840,"depth":402,"text":841},{"id":921,"depth":402,"text":922},{"id":1028,"depth":402,"text":1029},{"id":1064,"depth":402,"text":1065},{"id":1163,"depth":402,"text":1164},{"id":1227,"depth":402,"text":1228},"Load rating, wheel material, bearing type, and floor surface — the four factors that determine the correct castor for any industrial application.","\u002Fimages\u002Fblog\u002Fhow-to-choose-castor-wheel.png",{},"\u002Fblog\u002Fhow-to-choose-castor-wheel","2025-01-15",{"title":829,"description":1271},"blog\u002Fhow-to-choose-castor-wheel",[426,1279,824,1280],"load rating","bearings","fg97qk2g-9Xj1_zVWEVJ1YUYTYt07q-UgVa_fFcHxeg",1780977092409]